Vendor import of clang trunk r256633:vendor/clang/clang-trunk-r256633

https://llvm.org/svn/llvm-project/cfe/trunk@256633

201 files changed, 3895 insertions, 699 deletions

diff --git a/test/CodeGenCXX/2006-11-20-GlobalSymbols.cpp b/test/CodeGenCXX/2006-11-20-GlobalSymbols.cpp
index 34594f43a0b9..74a7fb642208 100644
--- a/test/CodeGenCXX/2006-11-20-GlobalSymbols.cpp
+++ b/test/CodeGenCXX/2006-11-20-GlobalSymbols.cpp
@@ -1,7 +1,7 @@
 // PR1013
 // Check to make sure debug symbols use the correct name for globals and
 // functions.  Will not assemble if it fails to.
-// RUN: %clang_cc1 -emit-llvm -g -o - %s | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited -o - %s | FileCheck %s
 
 // CHECK: f\01oo"
 int foo __asm__("f\001oo");
diff --git a/test/CodeGenCXX/2007-01-02-UnboundedArray.cpp b/test/CodeGenCXX/2007-01-02-UnboundedArray.cpp
index 0cd83fa7ed4c..c76b7ef2163c 100644
--- a/test/CodeGenCXX/2007-01-02-UnboundedArray.cpp
+++ b/test/CodeGenCXX/2007-01-02-UnboundedArray.cpp
@@ -1,6 +1,6 @@
 // Make sure unbounded arrays compile with debug information.
 //
-// RUN: %clang_cc1 -emit-llvm -g %s -o -
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited %s -o -
 
 // PR1068
 
diff --git a/test/CodeGenCXX/2009-03-17-dbg.cpp b/test/CodeGenCXX/2009-03-17-dbg.cpp
index e2e6c5a2dd29..22d905910ba3 100644
--- a/test/CodeGenCXX/2009-03-17-dbg.cpp
+++ b/test/CodeGenCXX/2009-03-17-dbg.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm %s -o /dev/null -g
+// RUN: %clang_cc1 -emit-llvm %s -o /dev/null -debug-info-kind=limited
 
 template <typename T1,typename T2>
 inline void f(const T1&,const T2&) { }
diff --git a/test/CodeGenCXX/2009-04-23-bool2.cpp b/test/CodeGenCXX/2009-04-23-bool2.cpp
index cf81cc42eae4..33c2c02d736c 100644
--- a/test/CodeGenCXX/2009-04-23-bool2.cpp
+++ b/test/CodeGenCXX/2009-04-23-bool2.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm %s -o /dev/null
+// RUN: %clang_cc1 -triple x86_64-unknown-unknown -emit-llvm %s -o /dev/null
 // g++.old-deja/g++.jason/bool2.C from gcc testsuite.
 // Crashed before 67975 went in.
 struct F {
diff --git a/test/CodeGenCXX/2009-06-16-DebugInfoCrash.cpp b/test/CodeGenCXX/2009-06-16-DebugInfoCrash.cpp
index 500520b567f5..870e15ca5f2a 100644
--- a/test/CodeGenCXX/2009-06-16-DebugInfoCrash.cpp
+++ b/test/CodeGenCXX/2009-06-16-DebugInfoCrash.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm %s -o /dev/null -g
+// RUN: %clang_cc1 -emit-llvm %s -o /dev/null -debug-info-kind=limited
 // This crashes if we try to emit debug info for TEMPLATE_DECL members.
 template <class T> class K2PtrVectorBase {};
 template <class T> class K2Vector {};
diff --git a/test/CodeGenCXX/2010-03-09-AnonAggregate.cpp b/test/CodeGenCXX/2010-03-09-AnonAggregate.cpp
index 99883d82636e..056b500ce40b 100644
--- a/test/CodeGenCXX/2010-03-09-AnonAggregate.cpp
+++ b/test/CodeGenCXX/2010-03-09-AnonAggregate.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -g -S -o %t %s
+// RUN: %clang_cc1 -debug-info-kind=limited -S -o %t %s
 // PR: 6554
 // More then one anonymous aggregates on one line creates chaos when MDNode uniquness is 
 // combined with RAUW operation.
diff --git a/test/CodeGenCXX/2010-05-10-Var-DbgInfo.cpp b/test/CodeGenCXX/2010-05-10-Var-DbgInfo.cpp
index 802f4c3d67f7..2b39e7d78716 100644
--- a/test/CodeGenCXX/2010-05-10-Var-DbgInfo.cpp
+++ b/test/CodeGenCXX/2010-05-10-Var-DbgInfo.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -g %s -o /dev/null
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited %s -o /dev/null
 // PR 7104
 
 struct A {
diff --git a/test/CodeGenCXX/2010-05-12-PtrToMember-Dbg.cpp b/test/CodeGenCXX/2010-05-12-PtrToMember-Dbg.cpp
index 048811f6e641..355c3c98dd66 100644
--- a/test/CodeGenCXX/2010-05-12-PtrToMember-Dbg.cpp
+++ b/test/CodeGenCXX/2010-05-12-PtrToMember-Dbg.cpp
@@ -1,5 +1,5 @@
-//RUN: %clang_cc1 -emit-llvm -g -o - %s | FileCheck %s
-//CHECK: DW_TAG_auto_variable
+//RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited -o - %s | FileCheck %s
+//CHECK: DILocalVariable(
 class Foo
 {
  public:
diff --git a/test/CodeGenCXX/2010-06-21-LocalVarDbg.cpp b/test/CodeGenCXX/2010-06-21-LocalVarDbg.cpp
index 2542378e909a..c0c8bf66501b 100644
--- a/test/CodeGenCXX/2010-06-21-LocalVarDbg.cpp
+++ b/test/CodeGenCXX/2010-06-21-LocalVarDbg.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -g -emit-llvm %s -o - | FileCheck %s
+// RUN: %clang_cc1 -debug-info-kind=limited -emit-llvm %s -o - | FileCheck %s
 // Do not use function name to create named metadata used to hold
 // local variable info. For example. llvm.dbg.lv.~A is an invalid name.
 
diff --git a/test/CodeGenCXX/2010-06-22-BitfieldInit.cpp b/test/CodeGenCXX/2010-06-22-BitfieldInit.cpp
index f82e527844fd..ae02cd9f871a 100644
--- a/test/CodeGenCXX/2010-06-22-BitfieldInit.cpp
+++ b/test/CodeGenCXX/2010-06-22-BitfieldInit.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -g %s -o -
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited %s -o -
 struct TEST2
 {
   int subid:32;
diff --git a/test/CodeGenCXX/2010-06-22-ZeroBitfield.cpp b/test/CodeGenCXX/2010-06-22-ZeroBitfield.cpp
index c2f37f740549..0f600e77b6ea 100644
--- a/test/CodeGenCXX/2010-06-22-ZeroBitfield.cpp
+++ b/test/CodeGenCXX/2010-06-22-ZeroBitfield.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -g %s -o -
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited %s -o -
 struct s8_0 { unsigned : 0; };
 struct s8_1 { double x; };
 struct s8 { s8_0 a; s8_1 b; };
diff --git a/test/CodeGenCXX/2010-07-23-DeclLoc.cpp b/test/CodeGenCXX/2010-07-23-DeclLoc.cpp
index 3bd66da62afe..a88d605f565e 100644
--- a/test/CodeGenCXX/2010-07-23-DeclLoc.cpp
+++ b/test/CodeGenCXX/2010-07-23-DeclLoc.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -g %s -o - | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited %s -o - | FileCheck %s
 // Require the template function declaration refer to the correct filename.
 // First, locate the function decl in metadata, and pluck out the file handle:
 // CHECK: !DISubprogram(name: "extract_dwarf_data_from_header
diff --git a/test/CodeGenCXX/PR20038.cpp b/test/CodeGenCXX/PR20038.cpp
index 0a10244db0e7..2d7043dcda33 100644
--- a/test/CodeGenCXX/PR20038.cpp
+++ b/test/CodeGenCXX/PR20038.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple %itanium_abi_triple -g -mllvm -no-discriminators -emit-llvm  %s -o - | FileCheck %s
+// RUN: %clang_cc1 -triple %itanium_abi_triple -debug-info-kind=limited -mllvm -no-discriminators -emit-llvm  %s -o - | FileCheck %s
 
 struct C {
   ~C();
@@ -6,8 +6,8 @@ struct C {
 extern bool b;
 // CHECK: call {{.*}}, !dbg [[DTOR_CALL1_LOC:![0-9]*]]
 // CHECK: call {{.*}}, !dbg [[DTOR_CALL2_LOC:![0-9]*]]
-// CHECK: [[FUN1:.*]] = !DISubprogram(name: "fun1",{{.*}} isDefinition: true
-// CHECK: [[FUN2:.*]] = !DISubprogram(name: "fun2",{{.*}} isDefinition: true
+// CHECK: [[FUN1:.*]] = distinct !DISubprogram(name: "fun1",{{.*}} isDefinition: true
+// CHECK: [[FUN2:.*]] = distinct !DISubprogram(name: "fun2",{{.*}} isDefinition: true
 // CHECK: [[DTOR_CALL1_LOC]] = !DILocation(line: [[@LINE+1]], scope: [[FUN1]])
 void fun1() { b && (C(), 1); }
 // CHECK: [[DTOR_CALL2_LOC]] = !DILocation(line: [[@LINE+1]], scope: [[FUN2]])
diff --git a/test/CodeGenCXX/PR24289.cpp b/test/CodeGenCXX/PR24289.cpp
new file mode 100644
index 000000000000..364b5b23385d
--- /dev/null
+++ b/test/CodeGenCXX/PR24289.cpp
@@ -0,0 +1,82 @@
+// RUN: %clang_cc1 -emit-llvm %s -o - -triple=x86_64-pc-linux-gnu -std=c++11 | FileCheck %s
+
+namespace std {
+template <class T>
+struct initializer_list {
+  const T *Begin;
+  __SIZE_TYPE__ Size;
+
+  constexpr initializer_list(const T *B, __SIZE_TYPE__ S)
+      : Begin(B), Size(S) {}
+};
+}
+
+void f() {
+  static std::initializer_list<std::initializer_list<int>> a{
+      {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}};
+  static std::initializer_list<std::initializer_list<int>> b{
+      {0}, {0}, {0}, {0}};
+  static std::initializer_list<std::initializer_list<int>> c{
+      {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}};
+  static std::initializer_list<std::initializer_list<int>> d{
+      {0}, {0}, {0}, {0}, {0}};
+  static std::initializer_list<std::initializer_list<int>> e{
+      {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}, {0}};
+}
+
+// CHECK-DAG: @_ZZ1fvE1a = internal global %{{.*}} { %{{.*}}* getelementptr inbounds ([14 x %{{.*}}], [14 x %{{.*}}]
+// CHECK-DAG: * @_ZGRZ1fvE1a_, i32 0, i32 0), i64 14 }
+// CHECK-DAG: @_ZGRZ1fvE1a0_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1a1_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1a2_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1a3_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1a4_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1a5_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1a6_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1a7_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1a8_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1a9_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1aA_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1aB_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1aC_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1aD_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1a_ = internal constant [14 x %{{.*}}] [%{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1a0_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1a1_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1a2_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1a3_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1a4_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1a5_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1a6_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1a7_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1a8_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1a9_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1aA_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1aB_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1aC_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1aD_, i32 0, i32 0), i64 1 }]
+// CHECK-DAG: @_ZZ1fvE1b = internal global %{{.*}} { %{{.*}}* getelementptr inbounds ([4 x %{{.*}}], [4 x %{{.*}}]*
+// CHECK-DAG: @_ZGRZ1fvE1b_, i32 0, i32 0), i64 4 }
+// CHECK-DAG: @_ZGRZ1fvE1b0_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1b1_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1b2_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1b3_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1b_ = internal constant [4 x %{{.*}}] [%{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1b0_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1b1_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1b2_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1b3_, i32 0, i32 0), i64 1 }]
+// CHECK-DAG: @_ZZ1fvE1c = internal global %{{.*}} { %{{.*}}* getelementptr inbounds ([9 x %{{.*}}], [9 x %{{.*}}]*
+// CHECK-DAG: @_ZGRZ1fvE1c_, i32 0, i32 0), i64 9 }
+// CHECK-DAG: @_ZGRZ1fvE1c0_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1c1_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1c2_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1c3_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1c4_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1c5_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1c6_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1c7_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1c8_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1c_ = internal constant [9 x %{{.*}}] [%{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1c0_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1c1_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1c2_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1c3_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1c4_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1c5_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1c6_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1c7_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1c8_, i32 0, i32 0), i64 1 }]
+// CHECK-DAG: @_ZZ1fvE1d = internal global %{{.*}} { %{{.*}}* getelementptr inbounds ([5 x %{{.*}}], [5 x %{{.*}}]* @_ZGRZ1fvE1d_, i32 0, i32 0), i64 5 }
+// CHECK-DAG: @_ZGRZ1fvE1d0_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1d1_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1d2_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1d3_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1d4_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1d_ = internal constant [5 x %{{.*}}] [%{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1d0_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1d1_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1d2_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1d3_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1d4_, i32 0, i32 0), i64 1 }]
+// CHECK-DAG: @_ZZ1fvE1e = internal global %{{.*}} { %{{.*}}* getelementptr inbounds ([11 x %{{.*}}], [11 x %{{.*}}]* @_ZGRZ1fvE1e_, i32 0, i32 0), i64 11 }
+// CHECK-DAG: @_ZGRZ1fvE1e0_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1e1_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1e2_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1e3_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1e4_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1e5_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1e6_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1e7_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1e8_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1e9_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1eA_ = internal constant [1 x i32] zeroinitializer
+// CHECK-DAG: @_ZGRZ1fvE1e_ = internal constant [11 x %{{.*}}] [%{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1e0_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1e1_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1e2_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1e3_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1e4_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1e5_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1e6_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1e7_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1e8_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1e9_, i32 0, i32 0), i64 1 }, %{{.*}} { i32* getelementptr inbounds ([1 x i32], [1 x i32]* @_ZGRZ1fvE1eA_, i32 0, i32 0), i64 1 }]
diff --git a/test/CodeGenCXX/alignment.cpp b/test/CodeGenCXX/alignment.cpp
new file mode 100644
index 000000000000..2a1fe71f961b
--- /dev/null
+++ b/test/CodeGenCXX/alignment.cpp
@@ -0,0 +1,299 @@
+// RUN: %clang_cc1 %s -emit-llvm -o - -triple=x86_64-apple-darwin10 | FileCheck %s
+
+extern int int_source();
+extern void int_sink(int x);
+
+namespace test0 {
+  struct A {
+    int aField;
+    int bField;
+  };
+
+  struct B {
+    int onebit : 2;
+    int twobit : 6;
+    int intField;
+  };
+
+  struct __attribute__((packed, aligned(2))) C : A, B {
+  };
+
+  // These accesses should have alignment 4 because they're at offset 0
+  // in a reference with an assumed alignment of 4.
+  // CHECK-LABEL: @_ZN5test01aERNS_1BE
+  void a(B &b) {
+    // CHECK: [[CALL:%.*]] = call i32 @_Z10int_sourcev()
+    // CHECK: [[B_P:%.*]] = load [[B:%.*]]*, [[B]]**
+    // CHECK: [[FIELD_P:%.*]] = bitcast [[B]]* [[B_P]] to i8*
+    // CHECK: [[TRUNC:%.*]] = trunc i32 [[CALL]] to i8
+    // CHECK: [[OLD_VALUE:%.*]] = load i8, i8* [[FIELD_P]], align 4
+    // CHECK: [[T0:%.*]] = and i8 [[TRUNC]], 3
+    // CHECK: [[T1:%.*]] = and i8 [[OLD_VALUE]], -4
+    // CHECK: [[T2:%.*]] = or i8 [[T1]], [[T0]]
+    // CHECK: store i8 [[T2]], i8* [[FIELD_P]], align 4
+    b.onebit = int_source();
+    
+    // CHECK: [[B_P:%.*]] = load [[B]]*, [[B]]**
+    // CHECK: [[FIELD_P:%.*]] = bitcast [[B]]* [[B_P]] to i8*
+    // CHECK: [[VALUE:%.*]] = load i8, i8* [[FIELD_P]], align 4
+    // CHECK: [[T0:%.*]] = shl i8 [[VALUE]], 6
+    // CHECK: [[T1:%.*]] = ashr i8 [[T0]], 6
+    // CHECK: [[T2:%.*]] = sext i8 [[T1]] to i32
+    // CHECK: call void @_Z8int_sinki(i32 [[T2]])
+    int_sink(b.onebit);
+  }
+
+  // These accesses should have alignment 2 because they're at offset 8
+  // in a reference/pointer with an assumed alignment of 2.
+  // CHECK-LABEL: @_ZN5test01bERNS_1CE
+  void b(C &c) {
+    // CHECK: [[CALL:%.*]] = call i32 @_Z10int_sourcev()
+    // CHECK: [[C_P:%.*]] = load [[C:%.*]]*, [[C]]**
+    // CHECK: [[T0:%.*]] = bitcast [[C]]* [[C_P]] to i8*
+    // CHECK: [[T1:%.*]] = getelementptr inbounds i8, i8* [[T0]], i64 8
+    // CHECK: [[B_P:%.*]] = bitcast i8* [[T1]] to [[B]]*
+    // CHECK: [[FIELD_P:%.*]] = bitcast [[B]]* [[B_P]] to i8*
+    // CHECK: [[TRUNC:%.*]] = trunc i32 [[CALL]] to i8
+    // CHECK: [[OLD_VALUE:%.*]] = load i8, i8* [[FIELD_P]], align 2
+    // CHECK: [[T0:%.*]] = and i8 [[TRUNC]], 3
+    // CHECK: [[T1:%.*]] = and i8 [[OLD_VALUE]], -4
+    // CHECK: [[T2:%.*]] = or i8 [[T1]], [[T0]]
+    // CHECK: store i8 [[T2]], i8* [[FIELD_P]], align 2
+    c.onebit = int_source();
+    
+    // CHECK: [[C_P:%.*]] = load [[C]]*, [[C]]**
+    // CHECK: [[T0:%.*]] = bitcast [[C]]* [[C_P]] to i8*
+    // CHECK: [[T1:%.*]] = getelementptr inbounds i8, i8* [[T0]], i64 8
+    // CHECK: [[B_P:%.*]] = bitcast i8* [[T1]] to [[B]]*
+    // CHECK: [[FIELD_P:%.*]] = bitcast [[B]]* [[B_P]] to i8*
+    // CHECK: [[VALUE:%.*]] = load i8, i8* [[FIELD_P]], align 2
+    // CHECK: [[T0:%.*]] = shl i8 [[VALUE]], 6
+    // CHECK: [[T1:%.*]] = ashr i8 [[T0]], 6
+    // CHECK: [[T2:%.*]] = sext i8 [[T1]] to i32
+    // CHECK: call void @_Z8int_sinki(i32 [[T2]])
+    int_sink(c.onebit);
+  }
+
+  // CHECK-LABEL: @_ZN5test01cEPNS_1CE
+  void c(C *c) {
+    // CHECK: [[CALL:%.*]] = call i32 @_Z10int_sourcev()
+    // CHECK: [[C_P:%.*]] = load [[C]]*, [[C]]**
+    // CHECK: [[T0:%.*]] = bitcast [[C]]* [[C_P]] to i8*
+    // CHECK: [[T1:%.*]] = getelementptr inbounds i8, i8* [[T0]], i64 8
+    // CHECK: [[B_P:%.*]] = bitcast i8* [[T1]] to [[B]]*
+    // CHECK: [[FIELD_P:%.*]] = bitcast [[B]]* [[B_P]] to i8*
+    // CHECK: [[TRUNC:%.*]] = trunc i32 [[CALL]] to i8
+    // CHECK: [[OLD_VALUE:%.*]] = load i8, i8* [[FIELD_P]], align 2
+    // CHECK: [[T0:%.*]] = and i8 [[TRUNC]], 3
+    // CHECK: [[T1:%.*]] = and i8 [[OLD_VALUE]], -4
+    // CHECK: [[T2:%.*]] = or i8 [[T1]], [[T0]]
+    // CHECK: store i8 [[T2]], i8* [[FIELD_P]], align 2
+    c->onebit = int_source();
+
+    // CHECK: [[C_P:%.*]] = load [[C:%.*]]*, [[C]]**
+    // CHECK: [[T0:%.*]] = bitcast [[C]]* [[C_P]] to i8*
+    // CHECK: [[T1:%.*]] = getelementptr inbounds i8, i8* [[T0]], i64 8
+    // CHECK: [[B_P:%.*]] = bitcast i8* [[T1]] to [[B:%.*]]*
+    // CHECK: [[FIELD_P:%.*]] = bitcast [[B]]* [[B_P]] to i8*
+    // CHECK: [[VALUE:%.*]] = load i8, i8* [[FIELD_P]], align 2
+    // CHECK: [[T0:%.*]] = shl i8 [[VALUE]], 6
+    // CHECK: [[T1:%.*]] = ashr i8 [[T0]], 6
+    // CHECK: [[T2:%.*]] = sext i8 [[T1]] to i32
+    // CHECK: call void @_Z8int_sinki(i32 [[T2]])
+    int_sink(c->onebit);
+  }
+
+  // These accesses should have alignment 2 because they're at offset 8
+  // in an alignment-2 variable.
+  // CHECK-LABEL: @_ZN5test01dEv
+  void d() {
+    // CHECK: [[C_P:%.*]] = alloca [[C:%.*]], align 2
+    C c;
+
+    // CHECK: [[CALL:%.*]] = call i32 @_Z10int_sourcev()
+    // CHECK: [[T0:%.*]] = bitcast [[C]]* [[C_P]] to i8*
+    // CHECK: [[T1:%.*]] = getelementptr inbounds i8, i8* [[T0]], i64 8
+    // CHECK: [[B_P:%.*]] = bitcast i8* [[T1]] to [[B]]*
+    // CHECK: [[FIELD_P:%.*]] = bitcast [[B]]* [[B_P]] to i8*
+    // CHECK: [[TRUNC:%.*]] = trunc i32 [[CALL]] to i8
+    // CHECK: [[OLD_VALUE:%.*]] = load i8, i8* [[FIELD_P]], align 2
+    // CHECK: [[T0:%.*]] = and i8 [[TRUNC]], 3
+    // CHECK: [[T1:%.*]] = and i8 [[OLD_VALUE]], -4
+    // CHECK: [[T2:%.*]] = or i8 [[T1]], [[T0]]
+    // CHECK: store i8 [[T2]], i8* [[FIELD_P]], align 2
+    c.onebit = int_source();
+
+    // CHECK: [[T0:%.*]] = bitcast [[C]]* [[C_P]] to i8*
+    // CHECK: [[T1:%.*]] = getelementptr inbounds i8, i8* [[T0]], i64 8
+    // CHECK: [[B_P:%.*]] = bitcast i8* [[T1]] to [[B:%.*]]*
+    // CHECK: [[FIELD_P:%.*]] = bitcast [[B]]* [[B_P]] to i8*
+    // CHECK: [[VALUE:%.*]] = load i8, i8* [[FIELD_P]], align 2
+    // CHECK: [[T0:%.*]] = shl i8 [[VALUE]], 6
+    // CHECK: [[T1:%.*]] = ashr i8 [[T0]], 6
+    // CHECK: [[T2:%.*]] = sext i8 [[T1]] to i32
+    // CHECK: call void @_Z8int_sinki(i32 [[T2]])
+    int_sink(c.onebit);
+  }
+
+  // These accesses should have alignment 8 because they're at offset 8
+  // in an alignment-16 variable.
+  // CHECK-LABEL: @_ZN5test01eEv
+  void e() {
+    // CHECK: [[C_P:%.*]] = alloca [[C:%.*]], align 16
+    __attribute__((aligned(16))) C c;
+
+    // CHECK: [[CALL:%.*]] = call i32 @_Z10int_sourcev()
+    // CHECK: [[T0:%.*]] = bitcast [[C]]* [[C_P]] to i8*
+    // CHECK: [[T1:%.*]] = getelementptr inbounds i8, i8* [[T0]], i64 8
+    // CHECK: [[B_P:%.*]] = bitcast i8* [[T1]] to [[B]]*
+    // CHECK: [[FIELD_P:%.*]] = bitcast [[B]]* [[B_P]] to i8*
+    // CHECK: [[TRUNC:%.*]] = trunc i32 [[CALL]] to i8
+    // CHECK: [[OLD_VALUE:%.*]] = load i8, i8* [[FIELD_P]], align 8
+    // CHECK: [[T0:%.*]] = and i8 [[TRUNC]], 3
+    // CHECK: [[T1:%.*]] = and i8 [[OLD_VALUE]], -4
+    // CHECK: [[T2:%.*]] = or i8 [[T1]], [[T0]]
+    // CHECK: store i8 [[T2]], i8* [[FIELD_P]], align 8
+    c.onebit = int_source();
+
+    // CHECK: [[T0:%.*]] = bitcast [[C]]* [[C_P]] to i8*
+    // CHECK: [[T1:%.*]] = getelementptr inbounds i8, i8* [[T0]], i64 8
+    // CHECK: [[B_P:%.*]] = bitcast i8* [[T1]] to [[B:%.*]]*
+    // CHECK: [[FIELD_P:%.*]] = bitcast [[B]]* [[B_P]] to i8*
+    // CHECK: [[VALUE:%.*]] = load i8, i8* [[FIELD_P]], align 8
+    // CHECK: [[T0:%.*]] = shl i8 [[VALUE]], 6
+    // CHECK: [[T1:%.*]] = ashr i8 [[T0]], 6
+    // CHECK: [[T2:%.*]] = sext i8 [[T1]] to i32
+    // CHECK: call void @_Z8int_sinki(i32 [[T2]])
+    int_sink(c.onebit);
+  }
+}
+
+namespace test1 {
+  struct Array {
+    int elts[4];
+  };
+
+  struct A {
+    __attribute__((aligned(16))) Array aArray;
+  };
+
+  struct B : virtual A {
+    void *bPointer; // puts bArray at offset 16
+    Array bArray;
+  };
+
+  struct C : virtual A { // must be viable as primary base
+    // Non-empty, nv-size not a multiple of 16.
+    void *cPointer1;
+    void *cPointer2;
+  };
+
+  // Proof of concept that the non-virtual components of B do not have
+  // to be 16-byte-aligned.
+  struct D : C, B {};
+
+  // For the following tests, we want to assign into a variable whose
+  // alignment is high enough that it will absolutely not be the
+  // constraint on the memcpy alignment.
+  typedef __attribute__((aligned(64))) Array AlignedArray;
+
+  // CHECK-LABEL: @_ZN5test11aERNS_1AE
+  void a(A &a) {
+    // CHECK: [[RESULT:%.*]] = alloca [[ARRAY:%.*]], align 64
+    // CHECK: [[A_P:%.*]] = load [[A:%.*]]*, [[A]]**
+    // CHECK: [[ARRAY_P:%.*]] = getelementptr inbounds [[A]], [[A]]* [[A_P]], i32 0, i32 0
+    // CHECK: [[T0:%.*]] = bitcast [[ARRAY]]* [[RESULT]] to i8*
+    // CHECK: [[T1:%.*]] = bitcast [[ARRAY]]* [[ARRAY_P]] to i8*
+    // CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* [[T0]], i8* [[T1]], i64 16, i32 16, i1 false)
+    AlignedArray result = a.aArray;
+  }
+
+  // CHECK-LABEL: @_ZN5test11bERNS_1BE
+  void b(B &b) {
+    // CHECK: [[RESULT:%.*]] = alloca [[ARRAY]], align 64
+    // CHECK: [[B_P:%.*]] = load [[B:%.*]]*, [[B]]**
+    // CHECK: [[VPTR_P:%.*]] = bitcast [[B]]* [[B_P]] to i8**
+    // CHECK: [[VPTR:%.*]] = load i8*, i8** [[VPTR_P]], align 8
+    // CHECK: [[T0:%.*]] = getelementptr i8, i8* [[VPTR]], i64 -24
+    // CHECK: [[OFFSET_P:%.*]] = bitcast i8* [[T0]] to i64*
+    // CHECK: [[OFFSET:%.*]] = load i64, i64* [[OFFSET_P]], align 8
+    // CHECK: [[T0:%.*]] = bitcast [[B]]* [[B_P]] to i8*
+    // CHECK: [[T1:%.*]] = getelementptr inbounds i8, i8* [[T0]], i64 [[OFFSET]]
+    // CHECK: [[A_P:%.*]] = bitcast i8* [[T1]] to [[A]]*
+    // CHECK: [[ARRAY_P:%.*]] = getelementptr inbounds [[A]], [[A]]* [[A_P]], i32 0, i32 0
+    // CHECK: [[T0:%.*]] = bitcast [[ARRAY]]* [[RESULT]] to i8*
+    // CHECK: [[T1:%.*]] = bitcast [[ARRAY]]* [[ARRAY_P]] to i8*
+    // CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* [[T0]], i8* [[T1]], i64 16, i32 16, i1 false)
+    AlignedArray result = b.aArray;
+  }
+
+  // CHECK-LABEL: @_ZN5test11cERNS_1BE
+  void c(B &b) {
+    // CHECK: [[RESULT:%.*]] = alloca [[ARRAY]], align 64
+    // CHECK: [[B_P:%.*]] = load [[B]]*, [[B]]**
+    // CHECK: [[ARRAY_P:%.*]] = getelementptr inbounds [[B]], [[B]]* [[B_P]], i32 0, i32 2
+    // CHECK: [[T0:%.*]] = bitcast [[ARRAY]]* [[RESULT]] to i8*
+    // CHECK: [[T1:%.*]] = bitcast [[ARRAY]]* [[ARRAY_P]] to i8*
+    // CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* [[T0]], i8* [[T1]], i64 16, i32 8, i1 false)
+    AlignedArray result = b.bArray;
+  }
+
+  // CHECK-LABEL: @_ZN5test11dEPNS_1BE
+  void d(B *b) {
+    // CHECK: [[RESULT:%.*]] = alloca [[ARRAY]], align 64
+    // CHECK: [[B_P:%.*]] = load [[B]]*, [[B]]**
+    // CHECK: [[ARRAY_P:%.*]] = getelementptr inbounds [[B]], [[B]]* [[B_P]], i32 0, i32 2
+    // CHECK: [[T0:%.*]] = bitcast [[ARRAY]]* [[RESULT]] to i8*
+    // CHECK: [[T1:%.*]] = bitcast [[ARRAY]]* [[ARRAY_P]] to i8*
+    // CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* [[T0]], i8* [[T1]], i64 16, i32 8, i1 false)
+    AlignedArray result = b->bArray;
+  }
+
+  // CHECK-LABEL: @_ZN5test11eEv
+  void e() {
+    // CHECK: [[B_P:%.*]] = alloca [[B]], align 16
+    // CHECK: [[RESULT:%.*]] = alloca [[ARRAY]], align 64
+    // CHECK: [[ARRAY_P:%.*]] = getelementptr inbounds [[B]], [[B]]* [[B_P]], i32 0, i32 2
+    // CHECK: [[T0:%.*]] = bitcast [[ARRAY]]* [[RESULT]] to i8*
+    // CHECK: [[T1:%.*]] = bitcast [[ARRAY]]* [[ARRAY_P]] to i8*
+    // CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* [[T0]], i8* [[T1]], i64 16, i32 16, i1 false)
+    B b;
+    AlignedArray result = b.bArray;
+  }
+
+  // CHECK-LABEL: @_ZN5test11fEv
+  void f() {
+    // TODO: we should devirtualize this derived-to-base conversion.
+    // CHECK: [[D_P:%.*]] = alloca [[D:%.*]], align 16
+    // CHECK: [[RESULT:%.*]] = alloca [[ARRAY]], align 64
+    // CHECK: [[VPTR_P:%.*]] = bitcast [[D]]* [[D_P]] to i8**
+    // CHECK: [[VPTR:%.*]] = load i8*, i8** [[VPTR_P]], align 16
+    // CHECK: [[T0:%.*]] = getelementptr i8, i8* [[VPTR]], i64 -24
+    // CHECK: [[OFFSET_P:%.*]] = bitcast i8* [[T0]] to i64*
+    // CHECK: [[OFFSET:%.*]] = load i64, i64* [[OFFSET_P]], align 8
+    // CHECK: [[T0:%.*]] = bitcast [[D]]* [[D_P]] to i8*
+    // CHECK: [[T1:%.*]] = getelementptr inbounds i8, i8* [[T0]], i64 [[OFFSET]]
+    // CHECK: [[A_P:%.*]] = bitcast i8* [[T1]] to [[A]]*
+    // CHECK: [[ARRAY_P:%.*]] = getelementptr inbounds [[A]], [[A]]* [[A_P]], i32 0, i32 0
+    // CHECK: [[T0:%.*]] = bitcast [[ARRAY]]* [[RESULT]] to i8*
+    // CHECK: [[T1:%.*]] = bitcast [[ARRAY]]* [[ARRAY_P]] to i8*
+    // CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* [[T0]], i8* [[T1]], i64 16, i32 16, i1 false)
+    D d;
+    AlignedArray result = d.aArray;
+  }
+
+  // CHECK-LABEL: @_ZN5test11gEv
+  void g() {
+    // CHECK: [[D_P:%.*]] = alloca [[D]], align 16
+    // CHECK: [[RESULT:%.*]] = alloca [[ARRAY]], align 64
+    // CHECK: [[T0:%.*]] = bitcast [[D]]* [[D_P]] to i8*
+    // CHECK: [[T1:%.*]] = getelementptr inbounds i8, i8* [[T0]], i64 24
+    // CHECK: [[B_P:%.*]] = bitcast i8* [[T1]] to [[B:%.*]]*
+    // CHECK: [[ARRAY_P:%.*]] = getelementptr inbounds [[B]], [[B]]* [[B_P]], i32 0, i32 2
+    // CHECK: [[T0:%.*]] = bitcast [[ARRAY]]* [[RESULT]] to i8*
+    // CHECK: [[T1:%.*]] = bitcast [[ARRAY]]* [[ARRAY_P]] to i8*
+    // CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* [[T0]], i8* [[T1]], i64 16, i32 8, i1 false)
+    D d;
+    AlignedArray result = d.bArray;
+  }
+}
diff --git a/test/CodeGenCXX/arm.cpp b/test/CodeGenCXX/arm.cpp
index 0fadfe97b49a..11ae6b24c26e 100644
--- a/test/CodeGenCXX/arm.cpp
+++ b/test/CodeGenCXX/arm.cpp
@@ -152,8 +152,8 @@ namespace test3 {
   void e(A *x) {
     // CHECK-LABEL: define void @_ZN5test31eEPNS_1AE(
     // CHECK: icmp eq {{.*}}, null
-    // CHECK: getelementptr {{.*}}, i64 -8
-    // CHECK: getelementptr {{.*}}, i64 4
+    // CHECK: getelementptr {{.*}}, i32 -8
+    // CHECK: getelementptr {{.*}}, i32 4
     // CHECK: bitcast {{.*}} to i32*
     // CHECK: load
     // CHECK: invoke {{.*}} @_ZN5test31AD1Ev
@@ -164,8 +164,8 @@ namespace test3 {
   void f(A (*x)[20]) {
     // CHECK-LABEL: define void @_ZN5test31fEPA20_NS_1AE(
     // CHECK: icmp eq {{.*}}, null
-    // CHECK: getelementptr {{.*}}, i64 -8
-    // CHECK: getelementptr {{.*}}, i64 4
+    // CHECK: getelementptr {{.*}}, i32 -8
+    // CHECK: getelementptr {{.*}}, i32 4
     // CHECK: bitcast {{.*}} to i32*
     // CHECK: load
     // CHECK: invoke {{.*}} @_ZN5test31AD1Ev
@@ -223,8 +223,8 @@ namespace test4 {
 
   void e(A *x) {
     // CHECK-LABEL: define void @_ZN5test41eEPNS_1AE(
-    // CHECK: [[ALLOC:%.*]] = getelementptr inbounds {{.*}}, i64 -8
-    // CHECK: getelementptr inbounds {{.*}}, i64 4
+    // CHECK: [[ALLOC:%.*]] = getelementptr inbounds {{.*}}, i32 -8
+    // CHECK: getelementptr inbounds {{.*}}, i32 4
     // CHECK: bitcast
     // CHECK: [[T0:%.*]] = load i32, i32*
     // CHECK: [[T1:%.*]] = mul i32 4, [[T0]]
@@ -235,8 +235,8 @@ namespace test4 {
 
   void f(A (*x)[20]) {
     // CHECK-LABEL: define void @_ZN5test41fEPA20_NS_1AE(
-    // CHECK: [[ALLOC:%.*]] = getelementptr inbounds {{.*}}, i64 -8
-    // CHECK: getelementptr inbounds {{.*}}, i64 4
+    // CHECK: [[ALLOC:%.*]] = getelementptr inbounds {{.*}}, i32 -8
+    // CHECK: getelementptr inbounds {{.*}}, i32 4
     // CHECK: bitcast
     // CHECK: [[T0:%.*]] = load i32, i32*
     // CHECK: [[T1:%.*]] = mul i32 4, [[T0]]
@@ -293,7 +293,7 @@ namespace test7 {
 
   // CHECK-LABEL: define void @_ZN5test74testEv() {{.*}} personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)
   void test() {
-    // CHECK:      [[T0:%.*]] = load atomic i8, i8* bitcast (i32* @_ZGVZN5test74testEvE1x to i8*) acquire, align 1
+    // CHECK:      [[T0:%.*]] = load atomic i8, i8* bitcast (i32* @_ZGVZN5test74testEvE1x to i8*) acquire, align 4
     // CHECK-NEXT: [[T1:%.*]] = and i8 [[T0]], 1
     // CHECK-NEXT: [[T2:%.*]] = icmp eq i8 [[T1]], 0
     // CHECK-NEXT: br i1 [[T2]]
@@ -328,7 +328,7 @@ namespace test8 {
 
   // CHECK-LABEL: define void @_ZN5test84testEv() {{.*}} personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)
   void test() {
-    // CHECK:      [[T0:%.*]] = load atomic i8, i8* bitcast (i32* @_ZGVZN5test84testEvE1x to i8*) acquire, align 1
+    // CHECK:      [[T0:%.*]] = load atomic i8, i8* bitcast (i32* @_ZGVZN5test84testEvE1x to i8*) acquire, align 4
     // CHECK-NEXT: [[T1:%.*]] = and i8 [[T0]], 1
     // CHECK-NEXT: [[T2:%.*]] = icmp eq i8 [[T1]], 0
     // CHECK-NEXT: br i1 [[T2]]
@@ -388,7 +388,7 @@ namespace test9 {
 // CHECK-NEXT: store i32 16, i32* [[T0]]
 // CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds i32, i32* [[T0]], i32 1
 // CHECK-NEXT: store i32 [[N]], i32* [[T1]]
-// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds i8, i8* [[ALLOC]], i64 16
+// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds i8, i8* [[ALLOC]], i32 16
 // CHECK-NEXT: bitcast i8* [[T0]] to [[TEST9]]*
 //   Array allocation follows.
 
@@ -400,8 +400,8 @@ namespace test9 {
 // CHECK-NEXT: [[T0:%.*]] = icmp eq [[TEST9]]* [[BEGIN]], null
 // CHECK-NEXT: br i1 [[T0]],
 // CHECK:      [[T0:%.*]] = bitcast [[TEST9]]* [[BEGIN]] to i8*
-// CHECK-NEXT: [[ALLOC:%.*]] = getelementptr inbounds i8, i8* [[T0]], i64 -16
-// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds i8, i8* [[ALLOC]], i64 4
+// CHECK-NEXT: [[ALLOC:%.*]] = getelementptr inbounds i8, i8* [[T0]], i32 -16
+// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds i8, i8* [[ALLOC]], i32 4
 // CHECK-NEXT: [[T1:%.*]] = bitcast i8* [[T0]] to i32*
 // CHECK-NEXT: [[N:%.*]] = load i32, i32* [[T1]]
 // CHECK-NEXT: [[END:%.*]] = getelementptr inbounds [[TEST9]], [[TEST9]]* [[BEGIN]], i32 [[N]]
diff --git a/test/CodeGenCXX/armv7k.cpp b/test/CodeGenCXX/armv7k.cpp
new file mode 100644
index 000000000000..9b27b651fe37
--- /dev/null
+++ b/test/CodeGenCXX/armv7k.cpp
@@ -0,0 +1,68 @@
+// RUN: %clang_cc1 %s -triple=thumbv7k-apple-watchos -emit-llvm -o - -target-abi aapcs16 | FileCheck %s
+// RUN: %clang_cc1 %s -triple=thumbv7k-apple-watchos -emit-llvm -o - -target-abi aapcs16 | FileCheck -check-prefix=CHECK-GLOBALS %s
+
+// __cxa_guard_acquire argument is 64-bit
+// rdar://11540122
+struct A {
+  A();
+};
+
+void f() {
+  // CHECK: call i32 @__cxa_guard_acquire(i32*
+  static A a;
+}
+
+// ARM64 uses the C++11 definition of POD.
+// rdar://12650514
+namespace test1 {
+  // This class is POD in C++11 and cannot have objects allocated in
+  // its tail-padding.
+  struct ABase {};
+  struct A : ABase {
+    int x;
+    char c;
+  };
+
+  struct B : A {
+    char d;
+  };
+
+  int test() {
+    return sizeof(B);
+  }
+  // CHECK: define i32 @_ZN5test14testEv()
+  // CHECK: ret i32 12
+}
+
+namespace std {
+  class type_info;
+}
+
+// ARM64 uses string comparisons for what would otherwise be
+// default-visibility weak RTTI.  rdar://12650568
+namespace test2 {
+  struct A {
+    virtual void foo();
+  };
+  void A::foo() {}
+  // Tested below because these globals get kindof oddly rearranged.
+
+  struct __attribute__((visibility("hidden"))) B {};
+  const std::type_info &b0 = typeid(B);
+  // CHECK-GLOBALS: @_ZTSN5test21BE = linkonce_odr hidden constant
+  // CHECK-GLOBALS: @_ZTIN5test21BE = linkonce_odr hidden constant { {{.*}}, i8* getelementptr inbounds ([11 x i8], [11 x i8]* @_ZTSN5test21BE, i32 0, i32 0) }
+
+  const std::type_info &b1 = typeid(B*);
+  // CHECK-GLOBALS: @_ZTSPN5test21BE = linkonce_odr hidden constant
+  // CHECK-GLOBALS: @_ZTIPN5test21BE = linkonce_odr hidden constant { {{.*}}, i8* getelementptr inbounds ([12 x i8], [12 x i8]* @_ZTSPN5test21BE, i32 0, i32 0), i32 0, i8* bitcast
+
+  struct C {};
+  const std::type_info &c0 = typeid(C);
+  // CHECK-GLOBALS: @_ZTSN5test21CE = linkonce_odr constant [11 x i8] c"N5test21CE\00"
+  // CHECK-GLOBALS: @_ZTIN5test21CE = linkonce_odr constant { {{.*}}, i8* getelementptr inbounds ([11 x i8], [11 x i8]* @_ZTSN5test21CE, i32 0, i32 0) }
+}
+
+// va_list should be based on "char *" rather than "void *".
+
+// CHECK: define void @_Z11whatsVaListPc
+void whatsVaList(__builtin_va_list l) {}
diff --git a/test/CodeGenCXX/attr-disable-tail-calls.cpp b/test/CodeGenCXX/attr-disable-tail-calls.cpp
new file mode 100644
index 000000000000..b9a3c2712f08
--- /dev/null
+++ b/test/CodeGenCXX/attr-disable-tail-calls.cpp
@@ -0,0 +1,35 @@
+// RUN: %clang_cc1 -triple=x86_64-apple-darwin -std=c++11 -emit-llvm -o - %s | FileCheck %s
+
+class B {
+public:
+  [[clang::disable_tail_calls]] virtual int m1() { return 1; }
+  virtual int m2() { return 2; }
+  int m3() { return 3; }
+  [[clang::disable_tail_calls]] int m4();
+};
+
+class D : public B {
+public:
+  int m1() override { return 11; }
+  [[clang::disable_tail_calls]] int m2() override { return 22; }
+};
+
+int foo1() {
+  B *b = new B;
+  D *d = new D;
+  int t = 0;
+  t += b->m1() + b->m2() + b->m3() + b->m4();
+  t += d->m1() + d->m2();
+  return t;
+}
+
+// CHECK: define linkonce_odr i32 @_ZN1B2m3Ev(%class.B* %this) [[ATTRFALSE:#[0-9]+]]
+// CHECK: declare i32 @_ZN1B2m4Ev(%class.B*) [[ATTRTRUE0:#[0-9]+]]
+// CHECK: define linkonce_odr i32 @_ZN1B2m1Ev(%class.B* %this) unnamed_addr [[ATTRTRUE1:#[0-9]+]]
+// CHECK: define linkonce_odr i32 @_ZN1B2m2Ev(%class.B* %this) unnamed_addr [[ATTRFALSE:#[0-9]+]]
+// CHECK: define linkonce_odr i32 @_ZN1D2m1Ev(%class.D* %this) unnamed_addr [[ATTRFALSE:#[0-9]+]]
+// CHECK: define linkonce_odr i32 @_ZN1D2m2Ev(%class.D* %this) unnamed_addr [[ATTRTRUE1:#[0-9]+]]
+
+// CHECK: attributes [[ATTRFALSE]] = { {{.*}}"disable-tail-calls"="false"{{.*}} }
+// CHECK: attributes [[ATTRTRUE0]] = { {{.*}}"disable-tail-calls"="true"{{.*}} }
+// CHECK: attributes [[ATTRTRUE1]] = { {{.*}}"disable-tail-calls"="true"{{.*}} }
diff --git a/test/CodeGenCXX/attr-notail.cpp b/test/CodeGenCXX/attr-notail.cpp
new file mode 100644
index 000000000000..80af424ff3e1
--- /dev/null
+++ b/test/CodeGenCXX/attr-notail.cpp
@@ -0,0 +1,17 @@
+// RUN: %clang_cc1 -triple=x86_64-apple-darwin -std=c++11 -emit-llvm -o - %s | FileCheck %s
+
+class Class1 {
+public:
+  [[clang::not_tail_called]] int m1();
+  int m2();
+};
+
+int foo1(int a, Class1 *c1) {
+  if (a)
+    return c1->m1();
+  return c1->m2();
+}
+
+// CHECK-LABEL: define i32 @_Z4foo1iP6Class1(
+// CHECK: %{{[a-z0-9]+}} = notail call i32 @_ZN6Class12m1Ev(%class.Class1*
+// CHECK: %{{[a-z0-9]+}} = call i32 @_ZN6Class12m2Ev(%class.Class1*
diff --git a/test/CodeGenCXX/attr.cpp b/test/CodeGenCXX/attr.cpp
index 8bcff363c723..67993b4227a1 100644
--- a/test/CodeGenCXX/attr.cpp
+++ b/test/CodeGenCXX/attr.cpp
@@ -1,6 +1,6 @@
 // RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -emit-llvm -o - %s | FileCheck %s
 
-// CHECK: @test2 = alias i32 ()* @_Z5test1v
+// CHECK: @test2 = alias i32 (), i32 ()* @_Z5test1v
 
 // CHECK: define i32 @_Z3foov() [[NUW:#[0-9]+]] align 1024
 int foo() __attribute__((aligned(1024)));
diff --git a/test/CodeGenCXX/attribute_internal_linkage.cpp b/test/CodeGenCXX/attribute_internal_linkage.cpp
new file mode 100644
index 000000000000..21cd44e916f2
--- /dev/null
+++ b/test/CodeGenCXX/attribute_internal_linkage.cpp
@@ -0,0 +1,79 @@
+// RUN: %clang_cc1 -triple x86_64-unknown-unknown -std=c++11 -emit-llvm -o - %s | FileCheck %s
+
+__attribute__((internal_linkage)) void f() {}
+// CHECK-DAG: define internal void @_ZL1fv
+
+class A {
+public:
+  static int y __attribute__((internal_linkage));
+  static int y2 [[clang::internal_linkage]];
+// CHECK-DAG: @_ZN1A1yE = internal global
+// CHECK-DAG: @_ZN1A2y2E = internal global
+  void f1() __attribute__((internal_linkage));
+// CHECK-DAG: define internal void @_ZN1A2f1Ev
+  void f2() __attribute__((internal_linkage)) {}
+// CHECK-DAG: define internal void @_ZN1A2f2Ev
+  static void f4() __attribute__((internal_linkage)) {}
+// CHECK-DAG: define internal void @_ZN1A2f4Ev
+  A() __attribute__((internal_linkage)) {}
+// CHECK-DAG: define internal void @_ZN1AC1Ev
+// CHECK-DAG: define internal void @_ZN1AC2Ev
+  ~A() __attribute__((internal_linkage)) {}
+// CHECK-DAG: define internal void @_ZN1AD1Ev
+// CHECK-DAG: define internal void @_ZN1AD2Ev
+};
+
+int A::y;
+int A::y2;
+
+void A::f1() {
+}
+
+// Forward declaration w/o an attribute.
+class B;
+
+// Internal_linkage on a class affects all its members.
+class __attribute__((internal_linkage)) B {
+public:
+  B() {}
+  // CHECK-DAG: define internal void @_ZNL1BC1Ev
+  // CHECK-DAG: define internal void @_ZNL1BC2Ev
+  ~B() {}
+  // CHECK-DAG: define internal void @_ZNL1BD1Ev
+  // CHECK-DAG: define internal void @_ZNL1BD2Ev
+  void f() {};
+  // CHECK-DAG: define internal void @_ZNL1B1fEv
+  static int x;
+  // CHECK-DAG: @_ZNL1B1xE = internal global
+};
+
+int B::x;
+
+// Forward declaration with the attribute.
+class __attribute__((internal_linkage)) C;
+class C {
+public:
+  static int x;
+  // CHECK-DAG: @_ZNL1C1xE = internal global
+};
+
+int C::x;
+
+__attribute__((internal_linkage)) void g();
+void g() {}
+// CHECK-DAG: define internal void @_ZL1gv()
+
+void use() {
+  A a;
+  a.f1();
+  a.f2();
+  A::f4();
+  f();
+  int &Y = A::y;
+  int &Y2 = A::y2;
+  B b;
+  b.f();
+  int &XX2 = B::x;
+  g();
+  int &XX3 = C::x;
+}
diff --git a/test/CodeGenCXX/cast-to-ref-bool.cpp b/test/CodeGenCXX/cast-to-ref-bool.cpp
new file mode 100644
index 000000000000..10647205de39
--- /dev/null
+++ b/test/CodeGenCXX/cast-to-ref-bool.cpp
@@ -0,0 +1,9 @@
+// RUN: %clang_cc1 -triple x86_64-apple-darwin -emit-llvm -o - %s | FileCheck %s
+
+// CHECK-LABEL: main
+int main(int argc, char **argv) {
+  // CHECK: load i8, i8* %
+  // CHECK-NEXT: trunc i8 %{{.+}} to i1
+  bool b = (bool &)argv[argc][1];
+  return b;
+}
diff --git a/test/CodeGenCXX/catch-undef-behavior.cpp b/test/CodeGenCXX/catch-undef-behavior.cpp
index d08fe764cdbf..3ca7f6d65ad4 100644
--- a/test/CodeGenCXX/catch-undef-behavior.cpp
+++ b/test/CodeGenCXX/catch-undef-behavior.cpp
@@ -1,9 +1,8 @@
-// RUN: %clang_cc1 -std=c++11 -fsanitize=signed-integer-overflow,integer-divide-by-zero,float-divide-by-zero,shift-base,shift-exponent,unreachable,return,vla-bound,alignment,null,vptr,object-size,float-cast-overflow,bool,enum,array-bounds,function -fsanitize-recover=signed-integer-overflow,integer-divide-by-zero,float-divide-by-zero,shift-base,shift-exponent,vla-bound,alignment,null,vptr,object-size,float-cast-overflow,bool,enum,array-bounds,function -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s
+// RUN: %clang_cc1 -std=c++11 -fsanitize=signed-integer-overflow,integer-divide-by-zero,float-divide-by-zero,shift-base,shift-exponent,unreachable,return,vla-bound,alignment,null,vptr,object-size,float-cast-overflow,bool,enum,array-bounds,function -fsanitize-recover=signed-integer-overflow,integer-divide-by-zero,float-divide-by-zero,shift-base,shift-exponent,vla-bound,alignment,null,vptr,object-size,float-cast-overflow,bool,enum,array-bounds,function -emit-llvm %s -o - -triple x86_64-linux-gnu | opt -instnamer -S | FileCheck %s
 // RUN: %clang_cc1 -std=c++11 -fsanitize=vptr,address -fsanitize-recover=vptr,address -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s --check-prefix=CHECK-ASAN
 // RUN: %clang_cc1 -std=c++11 -fsanitize=vptr -fsanitize-recover=vptr -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s --check-prefix=DOWNCAST-NULL
 // RUN: %clang_cc1 -std=c++11 -fsanitize=function -emit-llvm %s -o - -triple x86_64-linux-gnux32 | FileCheck %s --check-prefix=CHECK-X32
 // RUN: %clang_cc1 -std=c++11 -fsanitize=function -emit-llvm %s -o - -triple i386-linux-gnu | FileCheck %s --check-prefix=CHECK-X86
-// REQUIRES: asserts
 
 struct S {
   double d;
@@ -369,15 +368,15 @@ void downcast_pointer(B *b) {
   (void) static_cast<C*>(b);
   // Alignment check from EmitTypeCheck(TCK_DowncastPointer, ...)
   // CHECK: [[SUB:%[.a-z0-9]*]] = getelementptr i8, i8* {{.*}}, i64 -16
-  // CHECK-NEXT: [[C:%[0-9]*]] = bitcast i8* [[SUB]] to %class.C*
+  // CHECK-NEXT: [[C:%.+]] = bitcast i8* [[SUB]] to %class.C*
   // null check goes here
-  // CHECK: [[FROM_PHI:%[0-9]*]] = phi %class.C* [ [[C]], {{.*}} ], {{.*}}
+  // CHECK: [[FROM_PHI:%.+]] = phi %class.C* [ [[C]], {{.*}} ], {{.*}}
   // Objectsize check goes here
-  // CHECK: [[C_INT:%[0-9]*]] = ptrtoint %class.C* [[FROM_PHI]] to i64
-  // CHECK-NEXT: [[MASKED:%[0-9]*]] = and i64 [[C_INT]], 15
-  // CHECK-NEXT: [[TEST:%[0-9]*]] = icmp eq i64 [[MASKED]], 0
+  // CHECK: [[C_INT:%.+]] = ptrtoint %class.C* [[FROM_PHI]] to i64
+  // CHECK-NEXT: [[MASKED:%.+]] = and i64 [[C_INT]], 15
+  // CHECK-NEXT: [[TEST:%.+]] = icmp eq i64 [[MASKED]], 0
   // AND the alignment test with the objectsize test.
-  // CHECK-NEXT: [[AND:%[0-9]*]] = and i1 {{.*}}, [[TEST]]
+  // CHECK-NEXT: [[AND:%.+]] = and i1 {{.*}}, [[TEST]]
   // CHECK-NEXT: br i1 [[AND]]
 }
 
@@ -386,13 +385,13 @@ void downcast_reference(B &b) {
   (void) static_cast<C&>(b);
   // Alignment check from EmitTypeCheck(TCK_DowncastReference, ...)
   // CHECK:      [[SUB:%[.a-z0-9]*]] = getelementptr i8, i8* {{.*}}, i64 -16
-  // CHECK-NEXT: [[C:%[0-9]*]] = bitcast i8* [[SUB]] to %class.C*
+  // CHECK-NEXT: [[C:%.+]] = bitcast i8* [[SUB]] to %class.C*
   // Objectsize check goes here
-  // CHECK:      [[C_INT:%[0-9]*]] = ptrtoint %class.C* [[C]] to i64
-  // CHECK-NEXT: [[MASKED:%[0-9]*]] = and i64 [[C_INT]], 15
-  // CHECK-NEXT: [[TEST:%[0-9]*]] = icmp eq i64 [[MASKED]], 0
+  // CHECK:      [[C_INT:%.+]] = ptrtoint %class.C* [[C]] to i64
+  // CHECK-NEXT: [[MASKED:%.+]] = and i64 [[C_INT]], 15
+  // CHECK-NEXT: [[TEST:%.+]] = icmp eq i64 [[MASKED]], 0
   // AND the alignment test with the objectsize test.
-  // CHECK:      [[AND:%[0-9]*]] = and i1 {{.*}}, [[TEST]]
+  // CHECK:      [[AND:%.+]] = and i1 {{.*}}, [[TEST]]
   // CHECK-NEXT: br i1 [[AND]]
 }
 
@@ -400,18 +399,18 @@ void downcast_reference(B &b) {
 // CHECK-X32: @_Z22indirect_function_callPFviE({{.*}} prologue <{ i32, i8* }> <{ i32 1413875435, i8* bitcast ({ i8*, i8* }* @_ZTIFvPFviEE to i8*) }>
 // CHECK-X86: @_Z22indirect_function_callPFviE({{.*}} prologue <{ i32, i8* }> <{ i32 1413875435, i8* bitcast ({ i8*, i8* }* @_ZTIFvPFviEE to i8*) }>
 void indirect_function_call(void (*p)(int)) {
-  // CHECK: [[PTR:%[0-9]*]] = bitcast void (i32)* {{.*}} to <{ i32, i8* }>*
+  // CHECK: [[PTR:%.+]] = bitcast void (i32)* {{.*}} to <{ i32, i8* }>*
 
   // Signature check
-  // CHECK-NEXT: [[SIGPTR:%[0-9]*]] = getelementptr <{ i32, i8* }>, <{ i32, i8* }>* [[PTR]], i32 0, i32 0
-  // CHECK-NEXT: [[SIG:%[0-9]*]] = load i32, i32* [[SIGPTR]]
-  // CHECK-NEXT: [[SIGCMP:%[0-9]*]] = icmp eq i32 [[SIG]], 1413876459
+  // CHECK-NEXT: [[SIGPTR:%.+]] = getelementptr <{ i32, i8* }>, <{ i32, i8* }>* [[PTR]], i32 0, i32 0
+  // CHECK-NEXT: [[SIG:%.+]] = load i32, i32* [[SIGPTR]]
+  // CHECK-NEXT: [[SIGCMP:%.+]] = icmp eq i32 [[SIG]], 1413876459
   // CHECK-NEXT: br i1 [[SIGCMP]]
 
   // RTTI pointer check
-  // CHECK: [[RTTIPTR:%[0-9]*]] = getelementptr <{ i32, i8* }>, <{ i32, i8* }>* [[PTR]], i32 0, i32 1
-  // CHECK-NEXT: [[RTTI:%[0-9]*]] = load i8*, i8** [[RTTIPTR]]
-  // CHECK-NEXT: [[RTTICMP:%[0-9]*]] = icmp eq i8* [[RTTI]], bitcast ({ i8*, i8* }* @_ZTIFviE to i8*)
+  // CHECK: [[RTTIPTR:%.+]] = getelementptr <{ i32, i8* }>, <{ i32, i8* }>* [[PTR]], i32 0, i32 1
+  // CHECK-NEXT: [[RTTI:%.+]] = load i8*, i8** [[RTTIPTR]]
+  // CHECK-NEXT: [[RTTICMP:%.+]] = icmp eq i8* [[RTTI]], bitcast ({ i8*, i8* }* @_ZTIFviE to i8*)
   // CHECK-NEXT: br i1 [[RTTICMP]]
   p(42);
 }
diff --git a/test/CodeGenCXX/cfi-blacklist.cpp b/test/CodeGenCXX/cfi-blacklist.cpp
new file mode 100644
index 000000000000..32ed05bcc520
--- /dev/null
+++ b/test/CodeGenCXX/cfi-blacklist.cpp
@@ -0,0 +1,30 @@
+// RUN: echo "type:attr:uuid" > %t.txt
+// RUN: %clang_cc1 -fms-extensions -fsanitize=cfi-vcall -fsanitize-blacklist=%t.txt -emit-llvm -o - %s | FileCheck --check-prefix=CHECK --check-prefix=NOUUID %s
+// RUN: echo "type:std::*" > %t.txt
+// RUN: %clang_cc1 -fms-extensions -fsanitize=cfi-vcall -fsanitize-blacklist=%t.txt -emit-llvm -o - %s | FileCheck --check-prefix=CHECK --check-prefix=NOSTD %s
+
+struct __declspec(uuid("00000000-0000-0000-0000-000000000000")) S1 {
+  virtual void f();
+};
+
+namespace std {
+
+struct S2 {
+  virtual void f();
+};
+
+}
+
+// CHECK: define{{.*}}s1f
+// NOSTD: llvm.bitset.test
+// NOUUID-NOT: llvm.bitset.test
+void s1f(S1 *s1) {
+  s1->f();
+}
+
+// CHECK: define{{.*}}s2f
+// NOSTD-NOT: llvm.bitset.test
+// NOUUID: llvm.bitset.test
+void s2f(std::S2 *s2) {
+  s2->f();
+}
diff --git a/test/CodeGenCXX/cfi-cast.cpp b/test/CodeGenCXX/cfi-cast.cpp
index 09089634442c..0b96cb6506c0 100644
--- a/test/CodeGenCXX/cfi-cast.cpp
+++ b/test/CodeGenCXX/cfi-cast.cpp
@@ -18,7 +18,7 @@ struct C : A {};
 
 // CHECK-DCAST-LABEL: define void @_Z3abpP1A
 void abp(A *a) {
-  // CHECK-DCAST: [[P:%[^ ]*]] = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"1B")
+  // CHECK-DCAST: [[P:%[^ ]*]] = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"_ZTS1B")
   // CHECK-DCAST-NEXT: br i1 [[P]], label %[[CONTBB:[^ ]*]], label %[[TRAPBB:[^ ,]*]]
 
   // CHECK-DCAST: [[TRAPBB]]
@@ -32,7 +32,7 @@ void abp(A *a) {
 
 // CHECK-DCAST-LABEL: define void @_Z3abrR1A
 void abr(A &a) {
-  // CHECK-DCAST: [[P:%[^ ]*]] = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"1B")
+  // CHECK-DCAST: [[P:%[^ ]*]] = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"_ZTS1B")
   // CHECK-DCAST-NEXT: br i1 [[P]], label %[[CONTBB:[^ ]*]], label %[[TRAPBB:[^ ,]*]]
 
   // CHECK-DCAST: [[TRAPBB]]
@@ -46,7 +46,7 @@ void abr(A &a) {
 
 // CHECK-DCAST-LABEL: define void @_Z4abrrO1A
 void abrr(A &&a) {
-  // CHECK-DCAST: [[P:%[^ ]*]] = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"1B")
+  // CHECK-DCAST: [[P:%[^ ]*]] = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"_ZTS1B")
   // CHECK-DCAST-NEXT: br i1 [[P]], label %[[CONTBB:[^ ]*]], label %[[TRAPBB:[^ ,]*]]
 
   // CHECK-DCAST: [[TRAPBB]]
@@ -60,7 +60,7 @@ void abrr(A &&a) {
 
 // CHECK-UCAST-LABEL: define void @_Z3vbpPv
 void vbp(void *p) {
-  // CHECK-UCAST: [[P:%[^ ]*]] = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"1B")
+  // CHECK-UCAST: [[P:%[^ ]*]] = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"_ZTS1B")
   // CHECK-UCAST-NEXT: br i1 [[P]], label %[[CONTBB:[^ ]*]], label %[[TRAPBB:[^ ,]*]]
 
   // CHECK-UCAST: [[TRAPBB]]
@@ -74,7 +74,7 @@ void vbp(void *p) {
 
 // CHECK-UCAST-LABEL: define void @_Z3vbrRc
 void vbr(char &r) {
-  // CHECK-UCAST: [[P:%[^ ]*]] = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"1B")
+  // CHECK-UCAST: [[P:%[^ ]*]] = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"_ZTS1B")
   // CHECK-UCAST-NEXT: br i1 [[P]], label %[[CONTBB:[^ ]*]], label %[[TRAPBB:[^ ,]*]]
 
   // CHECK-UCAST: [[TRAPBB]]
@@ -88,7 +88,7 @@ void vbr(char &r) {
 
 // CHECK-UCAST-LABEL: define void @_Z4vbrrOc
 void vbrr(char &&r) {
-  // CHECK-UCAST: [[P:%[^ ]*]] = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"1B")
+  // CHECK-UCAST: [[P:%[^ ]*]] = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"_ZTS1B")
   // CHECK-UCAST-NEXT: br i1 [[P]], label %[[CONTBB:[^ ]*]], label %[[TRAPBB:[^ ,]*]]
 
   // CHECK-UCAST: [[TRAPBB]]
@@ -103,7 +103,23 @@ void vbrr(char &&r) {
 // CHECK-UCAST-LABEL: define void @_Z3vcpPv
 // CHECK-UCAST-STRICT-LABEL: define void @_Z3vcpPv
 void vcp(void *p) {
-  // CHECK-UCAST: [[P:%[^ ]*]] = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"1A")
-  // CHECK-UCAST-STRICT: [[P:%[^ ]*]] = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"1C")
+  // CHECK-UCAST: [[P:%[^ ]*]] = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"_ZTS1A")
+  // CHECK-UCAST-STRICT: [[P:%[^ ]*]] = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"_ZTS1C")
   static_cast<C*>(p);
 }
+
+// CHECK-UCAST-LABEL: define void @_Z3bcpP1B
+// CHECK-UCAST-STRICT-LABEL: define void @_Z3bcpP1B
+void bcp(B *p) {
+  // CHECK-UCAST: [[P:%[^ ]*]] = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"_ZTS1A")
+  // CHECK-UCAST-STRICT: [[P:%[^ ]*]] = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"_ZTS1C")
+  (C *)p;
+}
+
+// CHECK-UCAST-LABEL: define void @_Z8bcp_callP1B
+// CHECK-UCAST-STRICT-LABEL: define void @_Z8bcp_callP1B
+void bcp_call(B *p) {
+  // CHECK-UCAST: [[P:%[^ ]*]] = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"_ZTS1A")
+  // CHECK-UCAST-STRICT: [[P:%[^ ]*]] = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"_ZTS1C")
+  ((C *)p)->f();
+}
diff --git a/test/CodeGenCXX/cfi-cross-dso.cpp b/test/CodeGenCXX/cfi-cross-dso.cpp
new file mode 100644
index 000000000000..fbe6fc83a5c3
--- /dev/null
+++ b/test/CodeGenCXX/cfi-cross-dso.cpp
@@ -0,0 +1,45 @@
+// RUN: %clang_cc1 -triple x86_64-unknown-linux -fsanitize=cfi-vcall -fsanitize-cfi-cross-dso -emit-llvm -o - %s | FileCheck --check-prefix=CHECK --check-prefix=ITANIUM %s
+// RUN: %clang_cc1 -triple x86_64-pc-windows-msvc -fsanitize=cfi-vcall  -fsanitize-cfi-cross-dso -emit-llvm -o - %s | FileCheck --check-prefix=CHECK --check-prefix=MS %s
+
+struct A {
+  A();
+  virtual void f();
+};
+
+A::A() {}
+void A::f() {}
+
+void caller(A* a) {
+  a->f();
+}
+
+namespace {
+struct B {
+  virtual void f();
+};
+
+void B::f() {}
+} // namespace
+
+void g() {
+  B b;
+  b.f();
+}
+
+// MS: @[[B_VTABLE:.*]] = private unnamed_addr constant [2 x i8*] {{.*}}@"\01??_R4B@?A@@6B@"{{.*}}@"\01?f@B@?A@@UEAAXXZ"
+
+// CHECK:   %[[VT:.*]] = load void (%struct.A*)**, void (%struct.A*)***
+// CHECK:   %[[VT2:.*]] = bitcast {{.*}}%[[VT]] to i8*, !nosanitize
+// ITANIUM:   %[[TEST:.*]] = call i1 @llvm.bitset.test(i8* %[[VT2]], metadata !"_ZTS1A"), !nosanitize
+// MS:   %[[TEST:.*]] = call i1 @llvm.bitset.test(i8* %[[VT2]], metadata !"?AUA@@"), !nosanitize
+// CHECK:   br i1 %[[TEST]], label %[[CONT:.*]], label %[[SLOW:.*]], {{.*}} !nosanitize
+// CHECK: [[SLOW]]
+// ITANIUM:   call void @__cfi_slowpath(i64 7004155349499253778, i8* %[[VT2]]) {{.*}} !nosanitize
+// MS:   call void @__cfi_slowpath(i64 -8005289897957287421, i8* %[[VT2]]) {{.*}} !nosanitize
+// CHECK:   br label %[[CONT]], !nosanitize
+// CHECK: [[CONT]]
+// CHECK:   call void %{{.*}}(%struct.A* %{{.*}})
+
+// No hash-based bit set entry for (anonymous namespace)::B
+// ITANIUM-NOT: !{i64 {{.*}}, [3 x i8*]* @_ZTVN12_GLOBAL__N_11BE,
+// MS-NOT: !{i64 {{.*}}, [2 x i8*]* @[[B_VTABLE]],
diff --git a/test/CodeGenCXX/cfi-icall.cpp b/test/CodeGenCXX/cfi-icall.cpp
new file mode 100644
index 000000000000..eceb92a4421c
--- /dev/null
+++ b/test/CodeGenCXX/cfi-icall.cpp
@@ -0,0 +1,23 @@
+// RUN: %clang_cc1 -triple x86_64-unknown-linux -fsanitize=cfi-icall -fsanitize-trap=cfi-icall -emit-llvm -o - %s | FileCheck --check-prefix=CHECK --check-prefix=ITANIUM %s
+// RUN: %clang_cc1 -triple x86_64-pc-windows-msvc -fsanitize=cfi-icall -fsanitize-trap=cfi-icall -emit-llvm -o - %s | FileCheck --check-prefix=CHECK --check-prefix=MS %s
+
+// Tests that we assign unnamed metadata nodes to functions whose types have
+// internal linkage.
+
+namespace {
+
+struct S {};
+
+void f(S *s) {
+}
+
+}
+
+void g() {
+  void (*fp)(S *) = f;
+  // CHECK: call i1 @llvm.bitset.test(i8* {{.*}}, metadata ![[VOIDS:[0-9]+]])
+  fp(0);
+}
+
+// ITANIUM: !{![[VOIDS]], void (%"struct.(anonymous namespace)::S"*)* @_ZN12_GLOBAL__N_11fEPNS_1SE, i64 0}
+// MS: !{![[VOIDS]], void (%"struct.(anonymous namespace)::S"*)* @"\01?f@?A@@YAXPEAUS@?A@@@Z", i64 0}
diff --git a/test/CodeGenCXX/cfi-ms-rtti.cpp b/test/CodeGenCXX/cfi-ms-rtti.cpp
index 5203a6bb0c8b..b6e9175c865c 100644
--- a/test/CodeGenCXX/cfi-ms-rtti.cpp
+++ b/test/CodeGenCXX/cfi-ms-rtti.cpp
@@ -8,5 +8,5 @@ struct A {
 
 A::A() {}
 
-// RTTI: !{!"A@@", [2 x i8*]* {{.*}}, i64 8}
-// NO-RTTI: !{!"A@@", [1 x i8*]* {{.*}}, i64 0}
+// RTTI: !{!"?AUA@@", [2 x i8*]* {{.*}}, i64 8}
+// NO-RTTI: !{!"?AUA@@", [1 x i8*]* {{.*}}, i64 0}
diff --git a/test/CodeGenCXX/cfi-nvcall.cpp b/test/CodeGenCXX/cfi-nvcall.cpp
index b0db478c9d0c..be4d8448a2e0 100644
--- a/test/CodeGenCXX/cfi-nvcall.cpp
+++ b/test/CodeGenCXX/cfi-nvcall.cpp
@@ -17,8 +17,8 @@ struct C : A {
 // CHECK-LABEL: @bg
 // CHECK-STRICT-LABEL: @bg
 extern "C" void bg(B *b) {
-  // CHECK: call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"1B")
-  // CHECK-STRICT: call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"1B")
+  // CHECK: call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"_ZTS1B")
+  // CHECK-STRICT: call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"_ZTS1B")
   b->g();
 }
 
@@ -29,7 +29,7 @@ extern "C" void cg(C *c) {
   // In this case C's layout is the same as its base class, so we allow
   // c to be of type A in non-strict mode.
 
-  // CHECK: call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"1A")
-  // CHECK-STRICT: call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"1C")
+  // CHECK: call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"_ZTS1A")
+  // CHECK-STRICT: call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"_ZTS1C")
   c->g();
 }
diff --git a/test/CodeGenCXX/cfi-vcall.cpp b/test/CodeGenCXX/cfi-vcall.cpp
index 5cb5e02cf585..daa0531e85d6 100644
--- a/test/CodeGenCXX/cfi-vcall.cpp
+++ b/test/CodeGenCXX/cfi-vcall.cpp
@@ -60,8 +60,8 @@ void D::h() {
 // ITANIUM: define void @_Z2afP1A
 // MS: define void @"\01?af@@YAXPEAUA@@@Z"
 void af(A *a) {
-  // ITANIUM: [[P:%[^ ]*]] = call i1 @llvm.bitset.test(i8* [[VT:%[^ ]*]], metadata !"1A")
-  // MS: [[P:%[^ ]*]] = call i1 @llvm.bitset.test(i8* [[VT:%[^ ]*]], metadata !"A@@")
+  // ITANIUM: [[P:%[^ ]*]] = call i1 @llvm.bitset.test(i8* [[VT:%[^ ]*]], metadata !"_ZTS1A")
+  // MS: [[P:%[^ ]*]] = call i1 @llvm.bitset.test(i8* [[VT:%[^ ]*]], metadata !"?AUA@@")
   // CHECK-NEXT: br i1 [[P]], label %[[CONTBB:[^ ,]*]], label %[[TRAPBB:[^ ,]*]]
   // CHECK-NEXT: {{^$}}
 
@@ -82,24 +82,24 @@ void af(A *a) {
 // ITANIUM: define internal void @_Z3df1PN12_GLOBAL__N_11DE
 // MS: define internal void @"\01?df1@@YAXPEAUD@?A@@@Z"
 void df1(D *d) {
-  // ITANIUM: {{%[^ ]*}} = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"[{{.*}}cfi-vcall.cpp]N12_GLOBAL__N_11DE")
-  // MS: {{%[^ ]*}} = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"A@@")
+  // ITANIUM: {{%[^ ]*}} = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata ![[DTYPE:[0-9]+]])
+  // MS: {{%[^ ]*}} = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"?AUA@@")
   d->f();
 }
 
 // ITANIUM: define internal void @_Z3dg1PN12_GLOBAL__N_11DE
 // MS: define internal void @"\01?dg1@@YAXPEAUD@?A@@@Z"
 void dg1(D *d) {
-  // ITANIUM: {{%[^ ]*}} = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"1B")
-  // MS: {{%[^ ]*}} = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"B@@")
+  // ITANIUM: {{%[^ ]*}} = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"_ZTS1B")
+  // MS: {{%[^ ]*}} = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"?AUB@@")
   d->g();
 }
 
 // ITANIUM: define internal void @_Z3dh1PN12_GLOBAL__N_11DE
 // MS: define internal void @"\01?dh1@@YAXPEAUD@?A@@@Z"
 void dh1(D *d) {
-  // ITANIUM: {{%[^ ]*}} = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"[{{.*}}cfi-vcall.cpp]N12_GLOBAL__N_11DE")
-  // MS: {{%[^ ]*}} = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"[{{.*}}cfi-vcall.cpp]D@?A@@")
+  // ITANIUM: {{%[^ ]*}} = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata ![[DTYPE]])
+  // MS: {{%[^ ]*}} = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata ![[DTYPE:[0-9]+]])
   d->h();
 }
 
@@ -150,8 +150,8 @@ struct D : C {
 // ITANIUM: define void @_ZN5test21fEPNS_1DE
 // MS: define void @"\01?f@test2@@YAXPEAUD@1@@Z"
 void f(D *d) {
-  // ITANIUM: {{%[^ ]*}} = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"N5test21DE")
-  // MS: {{%[^ ]*}} = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"A@test2@@")
+  // ITANIUM: {{%[^ ]*}} = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"_ZTSN5test21DE")
+  // MS: {{%[^ ]*}} = call i1 @llvm.bitset.test(i8* {{%[^ ]*}}, metadata !"?AUA@test2@@")
   d->m_fn1();
 }
 
@@ -161,28 +161,28 @@ void f(D *d) {
 // MS: !llvm.bitsets = !{[[X:[^,]*(,[^,]*){8}]]}
 // ITANIUM: !llvm.bitsets = !{[[X:[^,]*(,[^,]*){14}]]}
 
-// ITANIUM-DAG: !{!"1A", [3 x i8*]* @_ZTV1A, i64 16}
-// ITANIUM-DAG: !{!"1A", [7 x i8*]* @_ZTCN12_GLOBAL__N_11DE0_1B, i64 32}
-// ITANIUM-DAG: !{!"1B", [7 x i8*]* @_ZTCN12_GLOBAL__N_11DE0_1B, i64 32}
-// ITANIUM-DAG: !{!"1A", [9 x i8*]* @_ZTCN12_GLOBAL__N_11DE8_1C, i64 64}
-// ITANIUM-DAG: !{!"1C", [9 x i8*]* @_ZTCN12_GLOBAL__N_11DE8_1C, i64 32}
-// ITANIUM-DAG: !{!"1A", [12 x i8*]* @_ZTVN12_GLOBAL__N_11DE, i64 32}
-// ITANIUM-DAG: !{!"1B", [12 x i8*]* @_ZTVN12_GLOBAL__N_11DE, i64 32}
-// ITANIUM-DAG: !{!"1C", [12 x i8*]* @_ZTVN12_GLOBAL__N_11DE, i64 88}
-// ITANIUM-DAG: !{!"[{{.*}}cfi-vcall.cpp]N12_GLOBAL__N_11DE", [12 x i8*]* @_ZTVN12_GLOBAL__N_11DE, i64 32}
-// ITANIUM-DAG: !{!"1A", [7 x i8*]* @_ZTV1B, i64 32}
-// ITANIUM-DAG: !{!"1B", [7 x i8*]* @_ZTV1B, i64 32}
-// ITANIUM-DAG: !{!"1A", [5 x i8*]* @_ZTV1C, i64 32}
-// ITANIUM-DAG: !{!"1C", [5 x i8*]* @_ZTV1C, i64 32}
-// ITANIUM-DAG: !{!"1A", [3 x i8*]* @_ZTVZ3foovE2FA, i64 16}
-// ITANIUM-DAG: !{!"[{{.*}}cfi-vcall.cpp]Z3foovE2FA", [3 x i8*]* @_ZTVZ3foovE2FA, i64 16}
-
-// MS-DAG: !{!"A@@", [2 x i8*]* @[[VTA]], i64 8}
-// MS-DAG: !{!"B@@", [3 x i8*]* @[[VTB]], i64 8}
-// MS-DAG: !{!"A@@", [2 x i8*]* @[[VTAinB]], i64 8}
-// MS-DAG: !{!"A@@", [2 x i8*]* @[[VTAinC]], i64 8}
-// MS-DAG: !{!"B@@", [3 x i8*]* @[[VTBinD]], i64 8}
-// MS-DAG: !{!"[{{.*}}cfi-vcall.cpp]D@?A@@", [3 x i8*]* @[[VTBinD]], i64 8}
-// MS-DAG: !{!"A@@", [2 x i8*]* @[[VTAinBinD]], i64 8}
-// MS-DAG: !{!"A@@", [2 x i8*]* @[[VTFA]], i64 8}
-// MS-DAG: !{!"[{{.*}}cfi-vcall.cpp]FA@?1??foo@@YAXXZ@", [2 x i8*]* @[[VTFA]], i64 8}
+// ITANIUM-DAG: !{!"_ZTS1A", [3 x i8*]* @_ZTV1A, i64 16}
+// ITANIUM-DAG: !{!"_ZTS1A", [7 x i8*]* @_ZTCN12_GLOBAL__N_11DE0_1B, i64 32}
+// ITANIUM-DAG: !{!"_ZTS1B", [7 x i8*]* @_ZTCN12_GLOBAL__N_11DE0_1B, i64 32}
+// ITANIUM-DAG: !{!"_ZTS1A", [9 x i8*]* @_ZTCN12_GLOBAL__N_11DE8_1C, i64 64}
+// ITANIUM-DAG: !{!"_ZTS1C", [9 x i8*]* @_ZTCN12_GLOBAL__N_11DE8_1C, i64 32}
+// ITANIUM-DAG: !{!"_ZTS1A", [12 x i8*]* @_ZTVN12_GLOBAL__N_11DE, i64 32}
+// ITANIUM-DAG: !{!"_ZTS1B", [12 x i8*]* @_ZTVN12_GLOBAL__N_11DE, i64 32}
+// ITANIUM-DAG: !{!"_ZTS1C", [12 x i8*]* @_ZTVN12_GLOBAL__N_11DE, i64 88}
+// ITANIUM-DAG: !{![[DTYPE]], [12 x i8*]* @_ZTVN12_GLOBAL__N_11DE, i64 32}
+// ITANIUM-DAG: !{!"_ZTS1A", [7 x i8*]* @_ZTV1B, i64 32}
+// ITANIUM-DAG: !{!"_ZTS1B", [7 x i8*]* @_ZTV1B, i64 32}
+// ITANIUM-DAG: !{!"_ZTS1A", [5 x i8*]* @_ZTV1C, i64 32}
+// ITANIUM-DAG: !{!"_ZTS1C", [5 x i8*]* @_ZTV1C, i64 32}
+// ITANIUM-DAG: !{!"_ZTS1A", [3 x i8*]* @_ZTVZ3foovE2FA, i64 16}
+// ITANIUM-DAG: !{!{{[0-9]+}}, [3 x i8*]* @_ZTVZ3foovE2FA, i64 16}
+
+// MS-DAG: !{!"?AUA@@", [2 x i8*]* @[[VTA]], i64 8}
+// MS-DAG: !{!"?AUB@@", [3 x i8*]* @[[VTB]], i64 8}
+// MS-DAG: !{!"?AUA@@", [2 x i8*]* @[[VTAinB]], i64 8}
+// MS-DAG: !{!"?AUA@@", [2 x i8*]* @[[VTAinC]], i64 8}
+// MS-DAG: !{!"?AUB@@", [3 x i8*]* @[[VTBinD]], i64 8}
+// MS-DAG: !{![[DTYPE]], [3 x i8*]* @[[VTBinD]], i64 8}
+// MS-DAG: !{!"?AUA@@", [2 x i8*]* @[[VTAinBinD]], i64 8}
+// MS-DAG: !{!"?AUA@@", [2 x i8*]* @[[VTFA]], i64 8}
+// MS-DAG: !{!{{[0-9]+}}, [2 x i8*]* @[[VTFA]], i64 8}
diff --git a/test/CodeGenCXX/const-init-cxx11.cpp b/test/CodeGenCXX/const-init-cxx11.cpp
index 5127c302aa0d..99be265e2126 100644
--- a/test/CodeGenCXX/const-init-cxx11.cpp
+++ b/test/CodeGenCXX/const-init-cxx11.cpp
@@ -350,6 +350,7 @@ namespace VirtualMembers {
     virtual void f();
   };
   // CHECK: @_ZN14VirtualMembersL13sGlobalMemoryE = internal global { i8** } { i8** getelementptr inbounds ([3 x i8*], [3 x i8*]* @_ZTVN14VirtualMembers12nsMemoryImplE, i64 0, i64 2) }
+  __attribute__((used))
   static nsMemoryImpl sGlobalMemory;
 
   template<class T>
diff --git a/test/CodeGenCXX/constructor-alias.cpp b/test/CodeGenCXX/constructor-alias.cpp
index 18a47775012d..8359bb90a051 100644
--- a/test/CodeGenCXX/constructor-alias.cpp
+++ b/test/CodeGenCXX/constructor-alias.cpp
@@ -9,4 +9,4 @@ struct B {
 B::B() {
 }
 
-// CHECK: @_ZN1BC1Ev = alias void (%struct.B*)* @_ZN1BC2Ev
+// CHECK: @_ZN1BC1Ev = alias void (%struct.B*), void (%struct.B*)* @_ZN1BC2Ev
diff --git a/test/CodeGenCXX/constructor-destructor-return-this.cpp b/test/CodeGenCXX/constructor-destructor-return-this.cpp
index 893e3a079ff2..9d47d1706bbe 100644
--- a/test/CodeGenCXX/constructor-destructor-return-this.cpp
+++ b/test/CodeGenCXX/constructor-destructor-return-this.cpp
@@ -1,6 +1,8 @@
 //RUN: %clang_cc1 %s -emit-llvm -o - -triple=i686-unknown-linux | FileCheck --check-prefix=CHECKGEN %s
 //RUN: %clang_cc1 %s -emit-llvm -o - -triple=thumbv7-apple-ios6.0 -target-abi apcs-gnu | FileCheck --check-prefix=CHECKARM %s
 //RUN: %clang_cc1 %s -emit-llvm -o - -triple=thumbv7-apple-ios5.0 -target-abi apcs-gnu | FileCheck --check-prefix=CHECKIOS5 %s
+//RUN: %clang_cc1 %s -emit-llvm -o - -triple=wasm32-unknown-unknown \
+//RUN:   | FileCheck --check-prefix=CHECKARM %s
 //RUN: %clang_cc1 %s -emit-llvm -o - -triple=i386-pc-win32 -fno-rtti | FileCheck --check-prefix=CHECKMS %s
 // FIXME: these tests crash on the bots when run with -triple=x86_64-pc-win32
 
diff --git a/test/CodeGenCXX/cp-blocks-linetables.cpp b/test/CodeGenCXX/cp-blocks-linetables.cpp
index d5dd46cbe0d0..46ab16e95986 100644
--- a/test/CodeGenCXX/cp-blocks-linetables.cpp
+++ b/test/CodeGenCXX/cp-blocks-linetables.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fblocks -g -emit-llvm %s -o - | FileCheck %s
+// RUN: %clang_cc1 -fblocks -debug-info-kind=limited -emit-llvm %s -o - | FileCheck %s
 // Ensure that we generate a line table entry for the block cleanup.
 // CHECK: define {{.*}} @__main_block_invoke
 // CHECK: _NSConcreteStackBlock
diff --git a/test/CodeGenCXX/crash.cpp b/test/CodeGenCXX/crash.cpp
index 2785d8d74bc8..d12c021a6dcc 100644
--- a/test/CodeGenCXX/crash.cpp
+++ b/test/CodeGenCXX/crash.cpp
@@ -1,6 +1,5 @@
-// XFAIL: hexagon
 // RUN: %clang_cc1 %s -std=c++11 -emit-llvm-only
-// RUN: %clang_cc1 -emit-obj -o %t -gline-tables-only -std=c++11 %s
+// RUN: %clang_cc1 -emit-obj -o %t -debug-info-kind=line-tables-only -std=c++11 %s
 // CHECK that we don't crash.
 
 // PR11676's example is ill-formed:
diff --git a/test/CodeGenCXX/ctor-dtor-alias.cpp b/test/CodeGenCXX/ctor-dtor-alias.cpp
index a7bafb830d1a..018e958aab53 100644
--- a/test/CodeGenCXX/ctor-dtor-alias.cpp
+++ b/test/CodeGenCXX/ctor-dtor-alias.cpp
@@ -15,7 +15,7 @@ namespace test1 {
 // weak_odr constructors and destructors.
 
 // CHECK1: @_ZN5test16foobarIvEC1Ev = weak_odr alias void {{.*}} @_ZN5test16foobarIvEC2Ev
-// CHECK1: @_ZN5test16foobarIvED1Ev = weak_odr alias void (%"struct.test1::foobar"*)* @_ZN5test16foobarIvED2Ev
+// CHECK1: @_ZN5test16foobarIvED1Ev = weak_odr alias void (%"struct.test1::foobar"*), void (%"struct.test1::foobar"*)* @_ZN5test16foobarIvED2Ev
 // CHECK1: define weak_odr void @_ZN5test16foobarIvEC2Ev({{.*}} comdat($_ZN5test16foobarIvEC5Ev)
 // CHECK1: define weak_odr void @_ZN5test16foobarIvED2Ev({{.*}} comdat($_ZN5test16foobarIvED5Ev)
 // CHECK1: define weak_odr void @_ZN5test16foobarIvED0Ev({{.*}} comdat($_ZN5test16foobarIvED5Ev)
diff --git a/test/CodeGenCXX/ctor-globalopt.cpp b/test/CodeGenCXX/ctor-globalopt.cpp
index bcab60916aec..0951278d3178 100644
--- a/test/CodeGenCXX/ctor-globalopt.cpp
+++ b/test/CodeGenCXX/ctor-globalopt.cpp
@@ -1,10 +1,10 @@
 // RUN: %clang_cc1 -triple %itanium_abi_triple -emit-llvm -o - %s | FileCheck %s
-// RUN: %clang_cc1 -triple %itanium_abi_triple -emit-llvm -o - %s -O1 | FileCheck %s --check-prefix=O1
+// RUN: %clang_cc1 -triple %itanium_abi_triple -emit-llvm -o - %s -O2 | opt - -S -globalopt -o - | FileCheck %s --check-prefix=O1
 // RUN: %clang_cc1 -triple %ms_abi_triple -emit-llvm -o - %s | FileCheck %s
-// RUN: %clang_cc1 -triple %ms_abi_triple -emit-llvm -o - %s -O1 | FileCheck %s --check-prefix=O1
+// RUN: %clang_cc1 -triple %ms_abi_triple -emit-llvm -o - %s -O2 | opt - -S -globalopt -o - | FileCheck %s --check-prefix=O1
 
 // Check that GlobalOpt can eliminate static constructors for simple implicit
-// constructors. This is a targetted integration test to make sure that LLVM's
+// constructors. This is a targeted integration test to make sure that LLVM's
 // optimizers are able to process Clang's IR. GlobalOpt in particular is
 // sensitive to the casts we emit.
 
diff --git a/test/CodeGenCXX/cxx0x-initializer-stdinitializerlist.cpp b/test/CodeGenCXX/cxx0x-initializer-stdinitializerlist.cpp
index 6d5d3971bd74..311edaabb5db 100644
--- a/test/CodeGenCXX/cxx0x-initializer-stdinitializerlist.cpp
+++ b/test/CodeGenCXX/cxx0x-initializer-stdinitializerlist.cpp
@@ -502,7 +502,7 @@ namespace B19773010 {
   }
   void f2() {
     // CHECK-LABEL: @_ZN9B197730102f2Ev
-    // CHECK: store %"struct.B19773010::pair"* getelementptr inbounds ([1 x %"struct.B19773010::pair"], [1 x %"struct.B19773010::pair"]* bitcast ([1 x { i8*, i32 }]* @_ZGRZN9B197730102f2EvE1p_ to [1 x %"struct.B19773010::pair"]*), i64 0, i64 0), %"struct.B19773010::pair"** getelementptr inbounds ([2 x %"class.std::initializer_list.10"], [2 x %"class.std::initializer_list.10"]* @_ZZN9B197730102f2EvE1p, i64 0, i64 1, i32 0), align 8
+    // CHECK: store %"struct.B19773010::pair"* getelementptr inbounds ([1 x %"struct.B19773010::pair"], [1 x %"struct.B19773010::pair"]* bitcast ([1 x { i8*, i32 }]* @_ZGRZN9B197730102f2EvE1p_ to [1 x %"struct.B19773010::pair"]*), i64 0, i64 0), %"struct.B19773010::pair"** getelementptr inbounds ([2 x %"class.std::initializer_list.10"], [2 x %"class.std::initializer_list.10"]* @_ZZN9B197730102f2EvE1p, i64 0, i64 1, i32 0), align 16
     static std::initializer_list<pair<const char *, E>> a, p[2] =
         {a, {{"", ENUM_CONSTANT}}};
   }
diff --git a/test/CodeGenCXX/cxx11-initializer-array-new.cpp b/test/CodeGenCXX/cxx11-initializer-array-new.cpp
index 2beb44ecf3b2..c662190ff386 100644
--- a/test/CodeGenCXX/cxx11-initializer-array-new.cpp
+++ b/test/CodeGenCXX/cxx11-initializer-array-new.cpp
@@ -28,7 +28,7 @@ void *p = new S[2][3]{ { 1, 2, 3 }, { 4, 5, 6 } };
 //
 // { 4, 5, 6 }
 //
-// CHECK: %[[S_1:.*]] = getelementptr inbounds [3 x %[[S]]], [3 x %[[S]]]* %[[S_0]], i32 1
+// CHECK: %[[S_1:.*]] = getelementptr inbounds [3 x %[[S]]], [3 x %[[S]]]* %[[S_0]], i64 1
 //
 // CHECK: %[[S_1_0:.*]] = getelementptr inbounds [3 x %[[S]]], [3 x %[[S]]]* %[[S_1]], i64 0, i64 0
 // CHECK: call void @_ZN1SC1Ei(%[[S]]* %[[S_1_0]], i32 4)
@@ -72,7 +72,7 @@ void *q = new S[n][3]{ { 1, 2, 3 }, { 4, 5, 6 } };
 //
 // { 4, 5, 6 }
 //
-// CHECK: %[[S_1:.*]] = getelementptr inbounds [3 x %[[S]]], [3 x %[[S]]]* %[[S_0]], i32 1
+// CHECK: %[[S_1:.*]] = getelementptr inbounds [3 x %[[S]]], [3 x %[[S]]]* %[[S_0]], i64 1
 //
 // CHECK: %[[S_1_0:.*]] = getelementptr inbounds [3 x %[[S]]], [3 x %[[S]]]* %[[S_1]], i64 0, i64 0
 // CHECK: call void @_ZN1SC1Ei(%[[S]]* %[[S_1_0]], i32 4)
@@ -83,7 +83,7 @@ void *q = new S[n][3]{ { 1, 2, 3 }, { 4, 5, 6 } };
 //
 // And the rest.
 //
-// CHECK: %[[S_2:.*]] = getelementptr inbounds [3 x %[[S]]], [3 x %[[S]]]* %[[S_1]], i32 1
+// CHECK: %[[S_2:.*]] = getelementptr inbounds [3 x %[[S]]], [3 x %[[S]]]* %[[S_1]], i64 1
 // CHECK: %[[S_2_AS_S:.*]] = bitcast [3 x %[[S]]]* %[[S_2]] to %[[S]]*
 //
 // CHECK: %[[REST:.*]] = sub i64 %[[ELTS]], 6
@@ -135,7 +135,7 @@ void *r = new T[n][3]{ { 1, 2, 3 }, { 4, 5, 6 } };
 //
 // { 4, 5, 6 }
 //
-// CHECK: %[[T_1:.*]] = getelementptr inbounds [3 x %[[T]]], [3 x %[[T]]]* %[[T_0]], i32 1
+// CHECK: %[[T_1:.*]] = getelementptr inbounds [3 x %[[T]]], [3 x %[[T]]]* %[[T_0]], i64 1
 //
 // CHECK: %[[T_1_0:.*]] = getelementptr inbounds [3 x %[[T]]], [3 x %[[T]]]* %[[T_1]], i64 0, i64 0
 // CHECK: %[[T_1_0_0:.*]] = getelementptr inbounds %[[T]], %[[T]]* %[[T_1_0]], i32 0, i32 0
@@ -149,7 +149,7 @@ void *r = new T[n][3]{ { 1, 2, 3 }, { 4, 5, 6 } };
 //
 // And the rest gets memset to 0.
 //
-// CHECK: %[[T_2:.*]] = getelementptr inbounds [3 x %[[T]]], [3 x %[[T]]]* %[[T_1]], i32 1
+// CHECK: %[[T_2:.*]] = getelementptr inbounds [3 x %[[T]]], [3 x %[[T]]]* %[[T_1]], i64 1
 // CHECK: %[[T_2_AS_T:.*]] = bitcast [3 x %[[T]]]* %[[T_2]] to %[[T]]*
 //
 // CHECK: %[[SIZE:.*]] = sub i64 %{{.*}}, 24
diff --git a/test/CodeGenCXX/cxx11-thread-local-reference.cpp b/test/CodeGenCXX/cxx11-thread-local-reference.cpp
index c3e165a41625..8b2ac5eed800 100644
--- a/test/CodeGenCXX/cxx11-thread-local-reference.cpp
+++ b/test/CodeGenCXX/cxx11-thread-local-reference.cpp
@@ -1,11 +1,14 @@
-// RUN: %clang_cc1 -std=c++11 -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s
+// RUN: %clang_cc1 -std=c++11 -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck --check-prefix=CHECK --check-prefix=LINUX %s
+// RUN: %clang_cc1 -std=c++11 -emit-llvm %s -o - -triple x86_64-apple-darwin12 | FileCheck --check-prefix=CHECK --check-prefix=DARWIN %s
 
 int &f();
 
-// CHECK: @r = thread_local global i32* null
+// LINUX: @r = thread_local global i32* null
+// DARWIN: @r = internal thread_local global i32* null
 thread_local int &r = f();
 
-// CHECK: @_ZTH1r = alias void ()* @__tls_init
+// LINUX: @_ZTH1r = alias void (), void ()* @__tls_init
+// DARWIN: @_ZTH1r = internal alias void (), void ()* @__tls_init
 
 int &g() { return r; }
 
@@ -14,13 +17,17 @@ int &g() { return r; }
 // CHECK: store i32* %{{.*}}, i32** @r, align 8
 
 // CHECK-LABEL: define dereferenceable({{[0-9]+}}) i32* @_Z1gv()
-// CHECK: call i32* @_ZTW1r()
+// LINUX: call i32* @_ZTW1r()
+// DARWIN: call cxx_fast_tlscc i32* @_ZTW1r()
 // CHECK: ret i32* %{{.*}}
 
-// CHECK: define weak_odr hidden i32* @_ZTW1r() {
+// LINUX: define weak_odr hidden i32* @_ZTW1r() {
+// DARWIN: define cxx_fast_tlscc i32* @_ZTW1r() [[ATTR:#[0-9]+]] {
 // CHECK: call void @_ZTH1r()
 // CHECK: load i32*, i32** @r, align 8
 // CHECK: ret i32* %{{.*}}
 
 // CHECK-LABEL: define internal void @__tls_init()
 // CHECK: call void @[[R_INIT]]()
+
+// DARWIN: attributes [[ATTR]] = { nounwind }
diff --git a/test/CodeGenCXX/cxx11-thread-local.cpp b/test/CodeGenCXX/cxx11-thread-local.cpp
index 9b16319088c0..b5bcc5e23ecd 100644
--- a/test/CodeGenCXX/cxx11-thread-local.cpp
+++ b/test/CodeGenCXX/cxx11-thread-local.cpp
@@ -1,9 +1,13 @@
-// RUN: %clang_cc1 -std=c++11 -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s
+// RUN: %clang_cc1 -std=c++11 -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck --check-prefix=CHECK --check-prefix=LINUX %s
+// RUN: %clang_cc1 -std=c++11 -femulated-tls -emit-llvm %s -o - \
+// RUN:     -triple x86_64-linux-gnu 2>&1 | FileCheck --check-prefix=CHECK --check-prefix=LINUX %s
+// RUN: %clang_cc1 -std=c++11 -emit-llvm %s -o - -triple x86_64-apple-darwin12 | FileCheck --check-prefix=CHECK --check-prefix=DARWIN %s
 
 int f();
 int g();
 
-// CHECK: @a = thread_local global i32 0
+// LINUX: @a = thread_local global i32 0
+// DARWIN: @a = internal thread_local global i32 0
 thread_local int a = f();
 extern thread_local int b;
 // CHECK: @c = global i32 0
@@ -12,9 +16,22 @@ int c = b;
 static thread_local int d = g();
 
 struct U { static thread_local int m; };
-// CHECK: @_ZN1U1mE = thread_local global i32 0
+// LINUX: @_ZN1U1mE = thread_local global i32 0
+// DARWIN: @_ZN1U1mE = internal thread_local global i32 0
 thread_local int U::m = f();
 
+namespace MismatchedInitType {
+  // Check that we don't crash here when we're forced to create a new global
+  // variable (with a different type) when we add the initializer.
+  union U {
+    int a;
+    float f;
+    constexpr U() : f(0.0) {}
+  };
+  static thread_local U u;
+  void *p = &u;
+}
+
 template<typename T> struct V { static thread_local int m; };
 template<typename T> thread_local int V<T>::m = g();
 
@@ -43,10 +60,12 @@ int e = V<int>::m;
 
 // CHECK: @llvm.global_ctors = appending global {{.*}} @[[GLOBAL_INIT:[^ ]*]]
 
-// CHECK: @_ZTH1a = alias void ()* @__tls_init
-// CHECK: @_ZTHL1d = internal alias void ()* @__tls_init
-// CHECK: @_ZTHN1U1mE = alias void ()* @__tls_init
-// CHECK: @_ZTHN1VIiE1mE = linkonce_odr alias void ()* @__tls_init
+// LINUX: @_ZTH1a = alias void (), void ()* @__tls_init
+// DARWIN: @_ZTH1a = internal alias void (), void ()* @__tls_init
+// CHECK: @_ZTHL1d = internal alias void (), void ()* @__tls_init
+// LINUX: @_ZTHN1U1mE = alias void (), void ()* @__tls_init
+// DARWIN: @_ZTHN1U1mE = internal alias void (), void ()* @__tls_init
+// CHECK: @_ZTHN1VIiE1mE = linkonce_odr alias void (), void ()* @__tls_init
 
 
 // Individual variable initialization functions:
@@ -72,17 +91,20 @@ int f() {
 }
 
 // CHECK: define {{.*}} @[[C_INIT:.*]]()
-// CHECK: call i32* @_ZTW1b()
+// LINUX: call i32* @_ZTW1b()
+// DARWIN: call cxx_fast_tlscc i32* @_ZTW1b()
 // CHECK-NEXT: load i32, i32* %{{.*}}, align 4
 // CHECK-NEXT: store i32 %{{.*}}, i32* @c, align 4
 
-// CHECK-LABEL: define weak_odr hidden i32* @_ZTW1b()
-// CHECK: br i1 icmp ne (void ()* @_ZTH1b, void ()* null),
+// LINUX-LABEL: define weak_odr hidden i32* @_ZTW1b()
+// LINUX: br i1 icmp ne (void ()* @_ZTH1b, void ()* null),
 // not null:
-// CHECK: call void @_ZTH1b()
-// CHECK: br label
+// LINUX: call void @_ZTH1b()
+// LINUX: br label
 // finally:
-// CHECK: ret i32* @b
+// LINUX: ret i32* @b
+// DARWIN-LABEL: declare cxx_fast_tlscc i32* @_ZTW1b()
+// There is no definition of the thread wrapper on Darwin for external TLV.
 
 // CHECK: define {{.*}} @[[D_INIT:.*]]()
 // CHECK: call i32 @_Z1gv()
@@ -93,11 +115,13 @@ int f() {
 // CHECK-NEXT: store i32 %{{.*}}, i32* @_ZN1U1mE, align 4
 
 // CHECK: define {{.*}} @[[E_INIT:.*]]()
-// CHECK: call i32* @_ZTWN1VIiE1mE()
+// LINUX: call i32* @_ZTWN1VIiE1mE()
+// DARWIN: call cxx_fast_tlscc i32* @_ZTWN1VIiE1mE()
 // CHECK-NEXT: load i32, i32* %{{.*}}, align 4
 // CHECK-NEXT: store i32 %{{.*}}, i32* @e, align 4
 
-// CHECK-LABEL: define weak_odr hidden i32* @_ZTWN1VIiE1mE()
+// LINUX-LABEL: define weak_odr hidden i32* @_ZTWN1VIiE1mE()
+// DARWIN-LABEL: define weak_odr hidden cxx_fast_tlscc i32* @_ZTWN1VIiE1mE()
 // CHECK: call void @_ZTHN1VIiE1mE()
 // CHECK: ret i32* @_ZN1VIiE1mE
 
@@ -109,24 +133,28 @@ struct T { ~T(); };
 void tls_dtor() {
   // CHECK: load i8, i8* @_ZGVZ8tls_dtorvE1s
   // CHECK: call void @_ZN1SC1Ev(%struct.S* @_ZZ8tls_dtorvE1s)
-  // CHECK: call i32 @__cxa_thread_atexit({{.*}}@_ZN1SD1Ev {{.*}} @_ZZ8tls_dtorvE1s{{.*}} @__dso_handle
+  // LINUX: call i32 @__cxa_thread_atexit({{.*}}@_ZN1SD1Ev {{.*}} @_ZZ8tls_dtorvE1s{{.*}} @__dso_handle
+  // DARWIN: call i32 @_tlv_atexit({{.*}}@_ZN1SD1Ev {{.*}} @_ZZ8tls_dtorvE1s{{.*}} @__dso_handle
   // CHECK: store i8 1, i8* @_ZGVZ8tls_dtorvE1s
   static thread_local S s;
 
   // CHECK: load i8, i8* @_ZGVZ8tls_dtorvE1t
   // CHECK-NOT: _ZN1T
-  // CHECK: call i32 @__cxa_thread_atexit({{.*}}@_ZN1TD1Ev {{.*}}@_ZZ8tls_dtorvE1t{{.*}} @__dso_handle
+  // LINUX: call i32 @__cxa_thread_atexit({{.*}}@_ZN1TD1Ev {{.*}}@_ZZ8tls_dtorvE1t{{.*}} @__dso_handle
+  // DARWIN: call i32 @_tlv_atexit({{.*}}@_ZN1TD1Ev {{.*}}@_ZZ8tls_dtorvE1t{{.*}} @__dso_handle
   // CHECK: store i8 1, i8* @_ZGVZ8tls_dtorvE1t
   static thread_local T t;
 
   // CHECK: load i8, i8* @_ZGVZ8tls_dtorvE1u
   // CHECK: call void @_ZN1SC1Ev(%struct.S* @_ZGRZ8tls_dtorvE1u_)
-  // CHECK: call i32 @__cxa_thread_atexit({{.*}}@_ZN1SD1Ev {{.*}} @_ZGRZ8tls_dtorvE1u_{{.*}} @__dso_handle
+  // LINUX: call i32 @__cxa_thread_atexit({{.*}}@_ZN1SD1Ev {{.*}} @_ZGRZ8tls_dtorvE1u_{{.*}} @__dso_handle
+  // DARWIN: call i32 @_tlv_atexit({{.*}}@_ZN1SD1Ev {{.*}} @_ZGRZ8tls_dtorvE1u_{{.*}} @__dso_handle
   // CHECK: store i8 1, i8* @_ZGVZ8tls_dtorvE1u
   static thread_local const S &u = S();
 }
 
-// CHECK: declare i32 @__cxa_thread_atexit(void (i8*)*, i8*, i8*)
+// LINUX: declare i32 @__cxa_thread_atexit(void (i8*)*, i8*, i8*)
+// DARWIN: declare i32 @_tlv_atexit(void (i8*)*, i8*, i8*)
 
 // CHECK: define {{.*}} @_Z7PR15991v(
 int PR15991() {
@@ -141,7 +169,8 @@ struct PR19254 {
 };
 // CHECK: define {{.*}} @_ZN7PR192541fEv(
 int PR19254::f() {
-  // CHECK: call void @_ZTHN7PR192541nE(
+  // LINUX: call void @_ZTHN7PR192541nE(
+  // DARWIN: call cxx_fast_tlscc i32* @_ZTWN7PR192541nE(
   return this->n;
 }
 
@@ -151,7 +180,8 @@ thread_local int anon_i{1};
 void set_anon_i() {
   anon_i = 2;
 }
-// CHECK-LABEL: define internal i32* @_ZTWN12_GLOBAL__N_16anon_iE()
+// LINUX-LABEL: define internal i32* @_ZTWN12_GLOBAL__N_16anon_iE()
+// DARWIN-LABEL: define internal cxx_fast_tlscc i32* @_ZTWN12_GLOBAL__N_16anon_iE()
 
 // CHECK: define {{.*}} @[[V_M_INIT:.*]]()
 // CHECK: load i8, i8* bitcast (i64* @_ZGVN1VIiE1mE to i8*)
@@ -171,28 +201,31 @@ void set_anon_i() {
 // CHECK: define {{.*}}@__tls_init()
 // CHECK: load i8, i8* @__tls_guard
 // CHECK: %[[NEED_TLS_INIT:.*]] = icmp eq i8 %{{.*}}, 0
-// CHECK: store i8 1, i8* @__tls_guard
 // CHECK: br i1 %[[NEED_TLS_INIT]],
 // init:
+// CHECK: store i8 1, i8* @__tls_guard
 // CHECK: call void @[[A_INIT]]()
 // CHECK: call void @[[D_INIT]]()
 // CHECK: call void @[[U_M_INIT]]()
 // CHECK: call void @[[V_M_INIT]]()
 
 
-// CHECK: define weak_odr hidden i32* @_ZTW1a() {
+// LIUNX: define weak_odr hidden i32* @_ZTW1a() {
+// DARWIN: define cxx_fast_tlscc i32* @_ZTW1a()
 // CHECK:   call void @_ZTH1a()
 // CHECK:   ret i32* @a
 // CHECK: }
 
 
-// CHECK: declare extern_weak void @_ZTH1b()
+// LINUX: declare extern_weak void @_ZTH1b()
 
 
-// CHECK-LABEL: define internal i32* @_ZTWL1d()
+// LINUX-LABEL: define internal i32* @_ZTWL1d()
+// DARWIN-LABEL: define internal cxx_fast_tlscc i32* @_ZTWL1d()
 // CHECK: call void @_ZTHL1d()
 // CHECK: ret i32* @_ZL1d
 
-// CHECK-LABEL: define weak_odr hidden i32* @_ZTWN1U1mE()
+// LINUX-LABEL: define weak_odr hidden i32* @_ZTWN1U1mE()
+// DARWIN-LABEL: define cxx_fast_tlscc i32* @_ZTWN1U1mE()
 // CHECK: call void @_ZTHN1U1mE()
 // CHECK: ret i32* @_ZN1U1mE
diff --git a/test/CodeGenCXX/debug-info-access.cpp b/test/CodeGenCXX/debug-info-access.cpp
index 86237b3bc328..1699bab96104 100644
--- a/test/CodeGenCXX/debug-info-access.cpp
+++ b/test/CodeGenCXX/debug-info-access.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -g -triple %itanium_abi_triple %s -o - | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited -triple %itanium_abi_triple %s -o - | FileCheck %s
 // Test the various accessibility flags in the debug info.
 struct A {
   // CHECK-DAG: !DISubprogram(name: "pub_default",{{.*}} line: [[@LINE+1]],{{.*}} flags: DIFlagPrototyped,
diff --git a/test/CodeGenCXX/debug-info-anon-namespace.cpp b/test/CodeGenCXX/debug-info-anon-namespace.cpp
new file mode 100644
index 000000000000..4e3e08af2b74
--- /dev/null
+++ b/test/CodeGenCXX/debug-info-anon-namespace.cpp
@@ -0,0 +1,26 @@
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited -triple x86_64-scei-ps4 -O0 %s -o - | FileCheck --check-prefix=PS4 %s
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited -triple x86_64-unknown-linux-gnu -O0 %s -o - | FileCheck --check-prefix=NON-PS4 %s
+
+namespace
+{
+  int a = 5;
+}
+int *b = &a;
+
+namespace
+{
+  namespace {
+    int a1 = 5;
+  }
+  int a2 = 7;
+}
+int *b1 = &a1;
+int *b2 = &a2;
+
+
+// PS4:  [[NS:![0-9]+]] = !DINamespace
+// PS4:  [[NS2:![0-9]+]] = !DINamespace
+// PS4: !DIImportedEntity(tag: DW_TAG_imported_module, scope: !0, entity: [[NS]])
+// PS4: !DIImportedEntity(tag: DW_TAG_imported_module, scope: [[NS]], entity: [[NS2]], line: {{[0-9]+}})
+// NON-PS4-NOT: !DIImportedEntity
+
diff --git a/test/CodeGenCXX/debug-info-anon-union-vars.cpp b/test/CodeGenCXX/debug-info-anon-union-vars.cpp
index ad3b6d4c6234..5b0370eb749d 100644
--- a/test/CodeGenCXX/debug-info-anon-union-vars.cpp
+++ b/test/CodeGenCXX/debug-info-anon-union-vars.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -gdwarf-4 -triple x86_64-linux-gnu %s -o - | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited -triple x86_64-linux-gnu %s -o - | FileCheck %s
 
 // Make sure that we emit a global variable for each of the members of the
 // anonymous union.
@@ -29,13 +29,30 @@ void foo() {
   i = 8;
 }
 
+// A funky reinterpret cast idiom that we used to crash on.
+template <class T>
+unsigned char *buildBytes(const T v) {
+  static union {
+    unsigned char result[sizeof(T)];
+    T value;
+  };
+  value = v;
+  return result;
+}
+
+void instantiate(int x) {
+  buildBytes(x);
+}
+
 // CHECK: [[FILE:.*]] = !DIFile(filename: "{{.*}}debug-info-anon-union-vars.cpp",
 // CHECK: !DIGlobalVariable(name: "c",{{.*}} file: [[FILE]], line: 6,{{.*}} isLocal: true, isDefinition: true
 // CHECK: !DIGlobalVariable(name: "d",{{.*}} file: [[FILE]], line: 6,{{.*}} isLocal: true, isDefinition: true
 // CHECK: !DIGlobalVariable(name: "a",{{.*}} file: [[FILE]], line: 6,{{.*}} isLocal: true, isDefinition: true
 // CHECK: !DIGlobalVariable(name: "b",{{.*}} file: [[FILE]], line: 6,{{.*}} isLocal: true, isDefinition: true
-// CHECK: !DILocalVariable(tag: DW_TAG_auto_variable, name: "i", {{.*}}, flags: DIFlagArtificial
-// CHECK: !DILocalVariable(tag: DW_TAG_auto_variable, name: "c", {{.*}}, flags: DIFlagArtificial
+// CHECK: !DIGlobalVariable(name: "result", {{.*}} isLocal: false, isDefinition: true
+// CHECK: !DIGlobalVariable(name: "value", {{.*}} isLocal: false, isDefinition: true
+// CHECK: !DILocalVariable(name: "i", {{.*}}, flags: DIFlagArtificial
+// CHECK: !DILocalVariable(name: "c", {{.*}}, flags: DIFlagArtificial
 // CHECK: !DILocalVariable(
 // CHECK-NOT: name:
 // CHECK: type: ![[UNION:[0-9]+]]
diff --git a/test/CodeGenCXX/debug-info-artificial-arg.cpp b/test/CodeGenCXX/debug-info-artificial-arg.cpp
index dc3ac8a45406..c840df672aa0 100644
--- a/test/CodeGenCXX/debug-info-artificial-arg.cpp
+++ b/test/CodeGenCXX/debug-info-artificial-arg.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -g -triple x86_64-apple-darwin %s -o - | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited -triple x86_64-apple-darwin %s -o - | FileCheck %s
 
 template<class X> class B {
 public:
diff --git a/test/CodeGenCXX/debug-info-blocks.cpp b/test/CodeGenCXX/debug-info-blocks.cpp
index 7762726dc77f..ed0d659eeae1 100644
--- a/test/CodeGenCXX/debug-info-blocks.cpp
+++ b/test/CodeGenCXX/debug-info-blocks.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 %s -gline-tables-only -fblocks -S -emit-llvm -o - | FileCheck %s
+// RUN: %clang_cc1 %s -debug-info-kind=line-tables-only -fblocks -S -emit-llvm -o - | FileCheck %s
 
 struct A {
   A();
diff --git a/test/CodeGenCXX/debug-info-char16.cpp b/test/CodeGenCXX/debug-info-char16.cpp
index 912da6f86e5c..83ffea6f791a 100644
--- a/test/CodeGenCXX/debug-info-char16.cpp
+++ b/test/CodeGenCXX/debug-info-char16.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -triple %itanium_abi_triple -std=c++11 -g %s -o -| FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -triple %itanium_abi_triple -std=c++11 -debug-info-kind=limited %s -o -| FileCheck %s
 
 // 16 is DW_ATE_UTF (0x10) encoding attribute.
 char16_t char_a = u'h';
diff --git a/test/CodeGenCXX/debug-info-class-nolimit.cpp b/test/CodeGenCXX/debug-info-class-nolimit.cpp
index 11d1792e6f33..ce47f9fa495a 100644
--- a/test/CodeGenCXX/debug-info-class-nolimit.cpp
+++ b/test/CodeGenCXX/debug-info-class-nolimit.cpp
@@ -1,6 +1,7 @@
-// RUN: %clang_cc1 -triple x86_64-unk-unk -fstandalone-debug -o - -emit-llvm -g %s | FileCheck %s
-// On Darwin, this should be the default:
-// RUN: %clang_cc1 -triple x86_64-apple-darwin -o - -emit-llvm -g %s | FileCheck %s
+// RUN: %clang_cc1 -triple x86_64-unk-unk -debug-info-kind=standalone -o - -emit-llvm %s | FileCheck %s
+// On Darwin, "full" debug info is the default, so really these tests are
+// identical, as cc1 no longer chooses the effective value of DebugInfoKind.
+// RUN: %clang_cc1 -triple x86_64-apple-darwin -debug-info-kind=standalone -o - -emit-llvm %s | FileCheck %s
 
 namespace rdar14101097_1 { // see also PR16214
 // Check that we emit debug info for the definition of a struct if the
@@ -33,4 +34,3 @@ void bar() {
 struct foo {
 };
 }
-
diff --git a/test/CodeGenCXX/debug-info-codeview-display-name.cpp b/test/CodeGenCXX/debug-info-codeview-display-name.cpp
new file mode 100644
index 000000000000..1d0300c76c01
--- /dev/null
+++ b/test/CodeGenCXX/debug-info-codeview-display-name.cpp
@@ -0,0 +1,73 @@
+// RUN: %clang_cc1 -fblocks -debug-info-kind=limited -gcodeview -emit-llvm %s -o - -triple=x86_64-pc-win32 -std=c++98 | \
+// RUN:  grep 'DISubprogram' | sed -e 's/.*name: "\([^"]*\)".*/"\1"/' | FileCheck %s
+
+void freefunc() { }
+// CHECK-DAG: "freefunc"
+
+namespace N {
+  int b() { return 0; }
+// CHECK-DAG: "N::b"
+  namespace { void func() { } }
+// CHECK-DAG: "N::`anonymous namespace'::func
+}
+
+void _c(void) {
+  N::func();
+}
+// CHECK-DAG: "_c"
+
+struct foo {
+  int operator+(int);
+  foo(){}
+// CHECK-DAG: "foo::foo"
+
+  ~foo(){}
+// CHECK-DAG: "foo::~foo"
+
+  foo(int i){}
+// CHECK-DAG: "foo::foo"
+
+  foo(char *q){}
+// CHECK-DAG: "foo::foo"
+
+  static foo* static_method() { return 0; }
+// CHECK-DAG: "foo::static_method"
+
+};
+
+void use_foo() {
+  foo f1, f2(1), f3((char*)0);
+  foo::static_method();
+}
+
+// CHECK-DAG: "foo::operator+"
+int foo::operator+(int a) { return a; }
+
+// PR17371
+struct OverloadedNewDelete {
+  // __cdecl
+  void *operator new(__SIZE_TYPE__);
+  void *operator new[](__SIZE_TYPE__);
+  void operator delete(void *);
+  void operator delete[](void *);
+  // __thiscall
+  int operator+(int);
+};
+
+void *OverloadedNewDelete::operator new(__SIZE_TYPE__ s) { return 0; }
+void *OverloadedNewDelete::operator new[](__SIZE_TYPE__ s) { return 0; }
+void OverloadedNewDelete::operator delete(void *) { }
+void OverloadedNewDelete::operator delete[](void *) { }
+int OverloadedNewDelete::operator+(int x) { return x; };
+
+// CHECK-DAG: "OverloadedNewDelete::operator new"
+// CHECK-DAG: "OverloadedNewDelete::operator new[]"
+// CHECK-DAG: "OverloadedNewDelete::operator delete"
+// CHECK-DAG: "OverloadedNewDelete::operator delete[]"
+// CHECK-DAG: "OverloadedNewDelete::operator+"
+
+template <void (*)(void)>
+void fn_tmpl() {}
+
+template void fn_tmpl<freefunc>();
+// CHECK-DAG: "fn_tmpl"
diff --git a/test/CodeGenCXX/debug-info-context.cpp b/test/CodeGenCXX/debug-info-context.cpp
index d6d44a158c3b..1f7fa046752b 100644
--- a/test/CodeGenCXX/debug-info-context.cpp
+++ b/test/CodeGenCXX/debug-info-context.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -g -triple x86_64-apple-darwin %s -o - | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited -triple x86_64-apple-darwin %s -o - | FileCheck %s
 // PR11345
 
 class locale {
diff --git a/test/CodeGenCXX/debug-info-cxx0x.cpp b/test/CodeGenCXX/debug-info-cxx0x.cpp
index 9d303755be0e..4c31f60c0d96 100644
--- a/test/CodeGenCXX/debug-info-cxx0x.cpp
+++ b/test/CodeGenCXX/debug-info-cxx0x.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm-only -std=c++11 -g %s
+// RUN: %clang_cc1 -emit-llvm-only -std=c++11 -debug-info-kind=limited %s
 
 namespace PR9414 {
   int f() {
diff --git a/test/CodeGenCXX/debug-info-cxx1y.cpp b/test/CodeGenCXX/debug-info-cxx1y.cpp
index 026be3d52232..37f95959911c 100644
--- a/test/CodeGenCXX/debug-info-cxx1y.cpp
+++ b/test/CodeGenCXX/debug-info-cxx1y.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple %itanium_abi_triple -emit-llvm-only -std=c++14 -emit-llvm -g %s -o - | FileCheck %s
+// RUN: %clang_cc1 -triple %itanium_abi_triple -emit-llvm-only -std=c++14 -emit-llvm -debug-info-kind=limited %s -o - | FileCheck %s
 
 // CHECK: [[EMPTY:![0-9]*]] = !{}
 // CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "foo",
diff --git a/test/CodeGenCXX/debug-info-decl-nested.cpp b/test/CodeGenCXX/debug-info-decl-nested.cpp
index 2c3524175392..feab1d709094 100644
--- a/test/CodeGenCXX/debug-info-decl-nested.cpp
+++ b/test/CodeGenCXX/debug-info-decl-nested.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -std=c++11 -g -emit-llvm -g -triple x86_64-apple-darwin %s -o %t
+// RUN: %clang_cc1 -std=c++11 -debug-info-kind=standalone -emit-llvm -triple x86_64-apple-darwin %s -o %t
 // RUN: cat %t | FileCheck %s -check-prefix=CHECK0
 // RUN: cat %t | FileCheck %s -check-prefix=CHECK1
 // RUN: cat %t | FileCheck %s -check-prefix=CHECK2
diff --git a/test/CodeGenCXX/debug-info-determinism.cpp b/test/CodeGenCXX/debug-info-determinism.cpp
index a96a14e9edcd..ea88b8042a1d 100644
--- a/test/CodeGenCXX/debug-info-determinism.cpp
+++ b/test/CodeGenCXX/debug-info-determinism.cpp
@@ -1,5 +1,5 @@
-// RUN: %clang_cc1 -S -emit-llvm -g -o %t1.ll %s
-// RUN: %clang_cc1 -S -emit-llvm -g -o %t2.ll %s
+// RUN: %clang_cc1 -S -emit-llvm -debug-info-kind=limited -o %t1.ll %s
+// RUN: %clang_cc1 -S -emit-llvm -debug-info-kind=limited -o %t2.ll %s
 // RUN: diff %t1.ll %t2.ll
 
 template <int N> struct C {
diff --git a/test/CodeGenCXX/debug-info-dup-fwd-decl.cpp b/test/CodeGenCXX/debug-info-dup-fwd-decl.cpp
index db9d2e9f491d..f7a2cfe7bae6 100644
--- a/test/CodeGenCXX/debug-info-dup-fwd-decl.cpp
+++ b/test/CodeGenCXX/debug-info-dup-fwd-decl.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -g -triple x86_64-apple-darwin -fstandalone-debug %s -o - | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=standalone -triple x86_64-apple-darwin %s -o - | FileCheck %s
 
 class Test
 {
diff --git a/test/CodeGenCXX/debug-info-enum-class.cpp b/test/CodeGenCXX/debug-info-enum-class.cpp
index ded18bffe377..71e6e2b2574e 100644
--- a/test/CodeGenCXX/debug-info-enum-class.cpp
+++ b/test/CodeGenCXX/debug-info-enum-class.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -g -triple x86_64-apple-darwin -std=c++11 %s -o - | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited -triple x86_64-apple-darwin -std=c++11 %s -o - | FileCheck %s
 
 enum class A { A1=1 };                 // underlying type is int by default
 enum class B: unsigned long { B1=1 };  // underlying type is unsigned long
diff --git a/test/CodeGenCXX/debug-info-enum.cpp b/test/CodeGenCXX/debug-info-enum.cpp
index 613ffef7ddb2..8f54f9d71224 100644
--- a/test/CodeGenCXX/debug-info-enum.cpp
+++ b/test/CodeGenCXX/debug-info-enum.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple %itanium_abi_triple -emit-llvm -g %s -o - | FileCheck %s
+// RUN: %clang_cc1 -triple %itanium_abi_triple -emit-llvm -debug-info-kind=limited %s -o - | FileCheck %s
 
 // CHECK: !DICompileUnit(
 // CHECK-SAME:           enums: [[ENUMS:![0-9]*]]
diff --git a/test/CodeGenCXX/debug-info-explicit-cast.cpp b/test/CodeGenCXX/debug-info-explicit-cast.cpp
new file mode 100644
index 000000000000..028a7760d8b9
--- /dev/null
+++ b/test/CodeGenCXX/debug-info-explicit-cast.cpp
@@ -0,0 +1,46 @@
+// RUN: %clangxx -c -target %itanium_abi_triple -g %s -emit-llvm -S -o - | FileCheck %s
+// RUN: %clangxx -c -target %ms_abi_triple -g %s -emit-llvm -S -o - | FileCheck %s
+
+struct Foo {
+  int A;
+  Foo() : A(1){};
+};
+
+struct Bar {
+  int B;
+  Bar() : B(2){};
+};
+
+struct Baz {
+  int C;
+  Baz() : C(3){};
+};
+
+struct Qux {
+  int d() { return 4; }
+  Qux() {};
+};
+
+struct Quux {
+  int E;
+  Quux() : E(5){};
+};
+
+typedef int(Qux::*TD)();
+typedef int(Qux::*TD1)();
+int Val = reinterpret_cast<Baz *>(0)->C;
+int main() {
+  Bar *PB = new Bar;
+  TD d = &Qux::d;
+  (void)reinterpret_cast<TD1>(d);
+
+  return reinterpret_cast<Foo *>(PB)->A + reinterpret_cast<Quux *>(0)->E;
+}
+
+// CHECK-DAG: !DICompositeType(tag: DW_TAG_structure_type, name: "Foo",
+// CHECK-DAG: !DICompositeType(tag: DW_TAG_structure_type, name: "Bar",
+// CHECK-DAG: !DICompositeType(tag: DW_TAG_structure_type, name: "Baz",
+// CHECK-DAG: !DICompositeType(tag: DW_TAG_structure_type, name: "Qux",
+// CHECK-DAG: !DICompositeType(tag: DW_TAG_structure_type, name: "Quux",
+// CHECK-DAG: !DIDerivedType(tag: DW_TAG_typedef, name: "TD",
+// CHECK-DAG: !DIDerivedType(tag: DW_TAG_typedef, name: "TD1",
diff --git a/test/CodeGenCXX/debug-info-flex-member.cpp b/test/CodeGenCXX/debug-info-flex-member.cpp
index afc9d250c92b..8dcdaeb935d0 100644
--- a/test/CodeGenCXX/debug-info-flex-member.cpp
+++ b/test/CodeGenCXX/debug-info-flex-member.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -g -triple x86_64-apple-darwin %s -o - | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited -triple x86_64-apple-darwin %s -o - | FileCheck %s
 
 // CHECK: !DISubrange(count: -1)
 
diff --git a/test/CodeGenCXX/debug-info-function-context.cpp b/test/CodeGenCXX/debug-info-function-context.cpp
index 9ae96112b57a..24f9f1bda639 100644
--- a/test/CodeGenCXX/debug-info-function-context.cpp
+++ b/test/CodeGenCXX/debug-info-function-context.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -g -triple x86_64-pc-linux-gnu %s -o - | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited -triple x86_64-pc-linux-gnu %s -o - | FileCheck %s
 
 struct C {
   void member_function();
diff --git a/test/CodeGenCXX/debug-info-fwd-ref.cpp b/test/CodeGenCXX/debug-info-fwd-ref.cpp
index 247d36411cdd..219e7963797d 100644
--- a/test/CodeGenCXX/debug-info-fwd-ref.cpp
+++ b/test/CodeGenCXX/debug-info-fwd-ref.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -g -triple x86_64-apple-darwin %s -o - | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited -triple x86_64-apple-darwin %s -o - | FileCheck %s
 
 struct baz {
     int h;
diff --git a/test/CodeGenCXX/debug-info-gline-tables-only.cpp b/test/CodeGenCXX/debug-info-gline-tables-only.cpp
index b766c73cc22a..d98b27872d62 100644
--- a/test/CodeGenCXX/debug-info-gline-tables-only.cpp
+++ b/test/CodeGenCXX/debug-info-gline-tables-only.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 %s -fno-rtti -gline-tables-only -S -emit-llvm -o - | FileCheck %s
+// RUN: %clang_cc1 %s -fno-rtti -debug-info-kind=line-tables-only -S -emit-llvm -o - | FileCheck %s
 // Checks that clang with "-gline-tables-only" doesn't emit debug info
 // for variables and types.
 
diff --git a/test/CodeGenCXX/debug-info-global-ctor-dtor.cpp b/test/CodeGenCXX/debug-info-global-ctor-dtor.cpp
index a08045ddf34a..4c61cf78cccb 100644
--- a/test/CodeGenCXX/debug-info-global-ctor-dtor.cpp
+++ b/test/CodeGenCXX/debug-info-global-ctor-dtor.cpp
@@ -1,6 +1,6 @@
-// RUN: %clang_cc1 %s -g -triple %itanium_abi_triple -fno-use-cxa-atexit -S -emit-llvm -o - \
+// RUN: %clang_cc1 %s -debug-info-kind=limited -triple %itanium_abi_triple -fno-use-cxa-atexit -S -emit-llvm -o - \
 // RUN:     | FileCheck %s --check-prefix=CHECK-NOKEXT
-// RUN: %clang_cc1 %s -g -triple %itanium_abi_triple -fno-use-cxa-atexit -fapple-kext -S -emit-llvm -o - \
+// RUN: %clang_cc1 %s -debug-info-kind=limited -triple %itanium_abi_triple -fno-use-cxa-atexit -fapple-kext -S -emit-llvm -o - \
 // RUN:     | FileCheck %s --check-prefix=CHECK-KEXT
 
 class A {
diff --git a/test/CodeGenCXX/debug-info-global.cpp b/test/CodeGenCXX/debug-info-global.cpp
index 8292361eea8f..920db82409bc 100644
--- a/test/CodeGenCXX/debug-info-global.cpp
+++ b/test/CodeGenCXX/debug-info-global.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple x86_64-none-linux-gnu -emit-llvm -g %s -o - | FileCheck %s
+// RUN: %clang_cc1 -triple x86_64-none-linux-gnu -emit-llvm -debug-info-kind=limited %s -o - | FileCheck %s
 
 // Multiple references to the same constant should result in only one entry in
 // the globals list.
diff --git a/test/CodeGenCXX/debug-info-globalinit.cpp b/test/CodeGenCXX/debug-info-globalinit.cpp
index f8c0ebd29b7e..09c7d59bffed 100644
--- a/test/CodeGenCXX/debug-info-globalinit.cpp
+++ b/test/CodeGenCXX/debug-info-globalinit.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple x86_64-apple-darwin10.0.0 -emit-llvm -o - %s -std=c++11 -g | FileCheck %s
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10.0.0 -emit-llvm -o - %s -std=c++11 -debug-info-kind=limited | FileCheck %s
 
 void crash() {
   volatile char *ptr = 0;
diff --git a/test/CodeGenCXX/debug-info-indirect-field-decl.cpp b/test/CodeGenCXX/debug-info-indirect-field-decl.cpp
index 08f71d4b1e16..19f8d01e1ab6 100644
--- a/test/CodeGenCXX/debug-info-indirect-field-decl.cpp
+++ b/test/CodeGenCXX/debug-info-indirect-field-decl.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -g -triple x86_64-apple-darwin %s -o - | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited -triple x86_64-apple-darwin %s -o - | FileCheck %s
 //
 // Test that indirect field decls are handled gracefully.
 // rdar://problem/16348575
diff --git a/test/CodeGenCXX/debug-info-large-constant.cpp b/test/CodeGenCXX/debug-info-large-constant.cpp
index 2daa1894e15d..5a0d4d2b85bb 100644
--- a/test/CodeGenCXX/debug-info-large-constant.cpp
+++ b/test/CodeGenCXX/debug-info-large-constant.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -g -triple=x86_64-apple-darwin %s -o /dev/null
+// RUN: %clang_cc1 -debug-info-kind=limited -triple=x86_64-apple-darwin %s -o /dev/null
 // PR 8913
 
 typedef __uint128_t word128;
diff --git a/test/CodeGenCXX/debug-info-limited.cpp b/test/CodeGenCXX/debug-info-limited.cpp
index d56e5b670a16..b209e3a850de 100644
--- a/test/CodeGenCXX/debug-info-limited.cpp
+++ b/test/CodeGenCXX/debug-info-limited.cpp
@@ -14,8 +14,7 @@ A *foo (A* x) {
 }
 
 // CHECK: !DICompositeType(tag: DW_TAG_class_type, name: "B"
-// CHECK-NOT:              DIFlagFwdDecl
-// CHECK-SAME:             ){{$}}
+// CHECK-SAME:             flags: DIFlagFwdDecl
 
 class B {
 public:
diff --git a/test/CodeGenCXX/debug-info-line-if.cpp b/test/CodeGenCXX/debug-info-line-if.cpp
index 71097259df63..29806351c94c 100644
--- a/test/CodeGenCXX/debug-info-line-if.cpp
+++ b/test/CodeGenCXX/debug-info-line-if.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -g -std=c++11 -S -emit-llvm %s -o - | FileCheck %s
+// RUN: %clang_cc1 -debug-info-kind=limited -std=c++11 -S -emit-llvm %s -o - | FileCheck %s
 // PR19864
 extern int v[2];
 int a = 0, b = 0;
diff --git a/test/CodeGenCXX/debug-info-line.cpp b/test/CodeGenCXX/debug-info-line.cpp
index 7f8e117315c0..9fb6ba8ac70e 100644
--- a/test/CodeGenCXX/debug-info-line.cpp
+++ b/test/CodeGenCXX/debug-info-line.cpp
@@ -1,5 +1,5 @@
-// RUN: %clang_cc1 -w -gline-tables-only -std=c++11 -fexceptions -fcxx-exceptions -S -emit-llvm %s -o - | FileCheck %s
-// RUN: %clang_cc1 -w -gline-tables-only -std=c++11 -fexceptions -fcxx-exceptions -S -emit-llvm %s -o - -triple i686-linux-gnu | FileCheck %s
+// RUN: %clang_cc1 -w -debug-info-kind=line-tables-only -std=c++11 -fexceptions -fcxx-exceptions -S -emit-llvm %s -o - | FileCheck %s
+// RUN: %clang_cc1 -w -debug-info-kind=line-tables-only -std=c++11 -fexceptions -fcxx-exceptions -S -emit-llvm %s -o - -triple i686-linux-gnu | FileCheck %s
 
 // XFAIL: win32
 
diff --git a/test/CodeGenCXX/debug-info-method-nodebug.cpp b/test/CodeGenCXX/debug-info-method-nodebug.cpp
index 474053a4caa9..0301e2f48947 100644
--- a/test/CodeGenCXX/debug-info-method-nodebug.cpp
+++ b/test/CodeGenCXX/debug-info-method-nodebug.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -g %s -o - | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited %s -o - | FileCheck %s
 
 class C {
   void present();
diff --git a/test/CodeGenCXX/debug-info-method.cpp b/test/CodeGenCXX/debug-info-method.cpp
index 3ce05bd2d6b3..bdd14e0b735d 100644
--- a/test/CodeGenCXX/debug-info-method.cpp
+++ b/test/CodeGenCXX/debug-info-method.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -triple %itanium_abi_triple -std=c++11 -g %s -o - | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -triple %itanium_abi_triple -std=c++11 -debug-info-kind=limited %s -o - | FileCheck %s
 // CHECK: !DICompositeType(tag: DW_TAG_class_type, name: "A",{{.*}} identifier: "_ZTS1A")
 // CHECK: !DISubprogram(name: "foo", linkageName: "_ZN1A3fooEiS_3$_0"
 // CHECK-SAME:          DIFlagProtected
@@ -8,9 +8,10 @@
 // CHECK: !DIDerivedType(tag: DW_TAG_ptr_to_member_type, baseType: ![[MEMFUNTYPE:[0-9]+]]
 // CHECK: ![[MEMFUNTYPE]] = !DISubroutineType(types: ![[MEMFUNARGS:[0-9]+]])
 // CHECK: ![[MEMFUNARGS]] = {{.*}}, ![[THISTYPE]],
-// CHECK: !DILocalVariable(tag: DW_TAG_arg_variable
-// CHECK: !DILocalVariable(tag: DW_TAG_arg_variable
-// CHECK: !DILocalVariable(tag: DW_TAG_arg_variable
+// CHECK: !DILocalVariable(name: "this", arg: 1
+// CHECK: !DILocalVariable(arg: 2
+// CHECK: !DILocalVariable(arg: 3
+// CHECK: !DILocalVariable(arg: 4
 union {
   int a;
   float b;
diff --git a/test/CodeGenCXX/debug-info-method2.cpp b/test/CodeGenCXX/debug-info-method2.cpp
index a365312b2584..40664366e81f 100644
--- a/test/CodeGenCXX/debug-info-method2.cpp
+++ b/test/CodeGenCXX/debug-info-method2.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fno-standalone-debug -x c++ -g -S -emit-llvm < %s | FileCheck %s
+// RUN: %clang_cc1 -x c++ -debug-info-kind=limited -S -emit-llvm < %s | FileCheck %s
 // rdar://10336845
 // Preserve type qualifiers in -flimit-debug-info mode.
 
diff --git a/test/CodeGenCXX/debug-info-namespace.cpp b/test/CodeGenCXX/debug-info-namespace.cpp
index 8a00d9b4a5eb..4933ae967452 100644
--- a/test/CodeGenCXX/debug-info-namespace.cpp
+++ b/test/CodeGenCXX/debug-info-namespace.cpp
@@ -1,6 +1,6 @@
-// RUN: %clang_cc1 -g -fno-standalone-debug -S -emit-llvm %s -o - | FileCheck %s
-// RUN: %clang_cc1 -g -gline-tables-only    -S -emit-llvm %s -o - | FileCheck -check-prefix=CHECK-GMLT %s
-// RUN: %clang_cc1 -g -fstandalone-debug    -S -emit-llvm %s -o - | FileCheck -check-prefix=CHECK-NOLIMIT %s
+// RUN: %clang_cc1 -debug-info-kind=limited -S -emit-llvm %s -o - | FileCheck %s
+// RUN: %clang_cc1 -debug-info-kind=line-tables-only -S -emit-llvm %s -o - | FileCheck -check-prefix=CHECK-GMLT %s
+// RUN: %clang_cc1 -debug-info-kind=standalone -S -emit-llvm %s -o - | FileCheck -check-prefix=CHECK-NOLIMIT %s
 
 namespace A {
 #line 1 "foo.cpp"
@@ -67,10 +67,10 @@ void B::func_fwd() {}
 // CHECK: [[BAR:![0-9]+]] = !DICompositeType(tag: DW_TAG_structure_type, name: "bar",
 // CHECK-SAME:                               line: 6
 // CHECK-SAME:                               DIFlagFwdDecl
-// CHECK: [[F1:![0-9]+]] = !DISubprogram(name: "f1",{{.*}} line: 4
+// CHECK: [[F1:![0-9]+]] = distinct !DISubprogram(name: "f1",{{.*}} line: 4
 // CHECK-SAME:                           isDefinition: true
-// CHECK: [[FUNC:![0-9]+]] = !DISubprogram(name: "func",{{.*}} isDefinition: true
-// CHECK: [[FUNC_FWD:![0-9]+]] = !DISubprogram(name: "func_fwd",{{.*}} line: 47,{{.*}} isDefinition: true
+// CHECK: [[FUNC:![0-9]+]] = distinct !DISubprogram(name: "func",{{.*}} isDefinition: true
+// CHECK: [[FUNC_FWD:![0-9]+]] = distinct !DISubprogram(name: "func_fwd",{{.*}} line: 47,{{.*}} isDefinition: true
 // CHECK: [[I:![0-9]+]] = !DIGlobalVariable(name: "i",{{.*}} scope: [[NS]],
 // CHECK: [[VAR_FWD:![0-9]+]] = !DIGlobalVariable(name: "var_fwd",{{.*}} scope: [[NS]],
 // CHECK-SAME:                                    line: 44
@@ -110,5 +110,4 @@ void B::func_fwd() {}
 // CHECK-NOLIMIT-NOT:              DIFlagFwdDecl
 // CHECK-NOLIMIT-SAME:             ){{$}}
 
-// REQUIRES: shell-preserves-root
 // REQUIRES: dw2
diff --git a/test/CodeGenCXX/debug-info-nullptr.cpp b/test/CodeGenCXX/debug-info-nullptr.cpp
index 36baacc6dbea..3054ef849bc9 100644
--- a/test/CodeGenCXX/debug-info-nullptr.cpp
+++ b/test/CodeGenCXX/debug-info-nullptr.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -std=c++11 -g %s -o -| FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -std=c++11 -debug-info-kind=limited %s -o -| FileCheck %s
 
 void foo() {
   decltype(nullptr) t = 0;
diff --git a/test/CodeGenCXX/debug-info-ptr-to-member-function.cpp b/test/CodeGenCXX/debug-info-ptr-to-member-function.cpp
index 1b2cb578e60f..cac16b600890 100644
--- a/test/CodeGenCXX/debug-info-ptr-to-member-function.cpp
+++ b/test/CodeGenCXX/debug-info-ptr-to-member-function.cpp
@@ -1,5 +1,5 @@
-// RUN: %clang_cc1 %s -triple x86_64-apple-darwin -g -emit-llvm -o - | FileCheck -check-prefix=CHECK -check-prefix=DARWIN-X64 %s
-// RUN: %clang_cc1 %s -triple x86_64-pc-win32     -g -emit-llvm -o - | FileCheck -check-prefix=CHECK -check-prefix=WIN32-X64 %s
+// RUN: %clang_cc1 %s -triple x86_64-apple-darwin -debug-info-kind=limited -emit-llvm -o - | FileCheck -check-prefix=CHECK -check-prefix=DARWIN-X64 %s
+// RUN: %clang_cc1 %s -triple x86_64-pc-win32     -debug-info-kind=limited -emit-llvm -o - | FileCheck -check-prefix=CHECK -check-prefix=WIN32-X64 %s
 
 struct T {
   int method();
diff --git a/test/CodeGenCXX/debug-info-qualifiers.cpp b/test/CodeGenCXX/debug-info-qualifiers.cpp
index 9458e1f825ef..c48c9b5d9963 100644
--- a/test/CodeGenCXX/debug-info-qualifiers.cpp
+++ b/test/CodeGenCXX/debug-info-qualifiers.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -std=c++11 -emit-llvm -g -triple x86_64-apple-darwin %s -o - | FileCheck %s
+// RUN: %clang_cc1 -std=c++11 -emit-llvm -debug-info-kind=limited -triple x86_64-apple-darwin %s -o - | FileCheck %s
 // Test (r)value and CVR qualifiers on C++11 non-static member functions.
 class A {
 public:
@@ -22,13 +22,13 @@ public:
 void g() {
   A a;
   // The type of pl is "void (A::*)() const &".
-  // CHECK: !DILocalVariable(tag: DW_TAG_auto_variable, name: "pl",
+  // CHECK: !DILocalVariable(name: "pl",
   // CHECK-SAME:             line: [[@LINE+3]]
   // CHECK-SAME:             type: ![[PL:[0-9]+]]
   // CHECK: !DIDerivedType(tag: DW_TAG_ptr_to_member_type, baseType: ![[PLSR]]
   auto pl = &A::l;
 
-  // CHECK: !DILocalVariable(tag: DW_TAG_auto_variable, name: "pr",
+  // CHECK: !DILocalVariable(name: "pr",
   // CHECK-SAME:             line: [[@LINE+3]]
   // CHECK-SAME:             type: ![[PR:[0-9]+]]
   // CHECK: !DIDerivedType(tag: DW_TAG_ptr_to_member_type, baseType: ![[PRSR]]
diff --git a/test/CodeGenCXX/debug-info-rvalue-ref.cpp b/test/CodeGenCXX/debug-info-rvalue-ref.cpp
index 00b5bcc20ad3..edb93ae46cda 100644
--- a/test/CodeGenCXX/debug-info-rvalue-ref.cpp
+++ b/test/CodeGenCXX/debug-info-rvalue-ref.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -std=c++11 -emit-llvm -g -triple x86_64-apple-darwin %s -o - | FileCheck %s
+// RUN: %clang_cc1 -std=c++11 -emit-llvm -debug-info-kind=limited -triple x86_64-apple-darwin %s -o - | FileCheck %s
 
 extern "C" {
 extern int printf(const char * format, ...);
@@ -8,5 +8,5 @@ void foo (int &&i)
   printf("%d\n", i);
 }
 
-// CHECK: !DIDerivedType(tag: DW_TAG_rvalue_reference_type, baseType: ![[INT:[0-9]+]])
+// CHECK: !DIDerivedType(tag: DW_TAG_rvalue_reference_type, baseType: ![[INT:[0-9]+]], size: 64, align: 64)
 // CHECK: ![[INT]] = !DIBasicType(name: "int"
diff --git a/test/CodeGenCXX/debug-info-scope.cpp b/test/CodeGenCXX/debug-info-scope.cpp
index 478b7895e4ec..e81eccc5168f 100644
--- a/test/CodeGenCXX/debug-info-scope.cpp
+++ b/test/CodeGenCXX/debug-info-scope.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -g -std=c++11 -emit-llvm %s -o -| FileCheck %s
+// RUN: %clang_cc1 -debug-info-kind=limited -std=c++11 -emit-llvm %s -o -| FileCheck %s
 //
 // Two variables with the same name in subsequent if staments need to be in separate scopes.
 //
@@ -9,14 +9,14 @@ int src();
 void f();
 
 void func() {
-  // CHECK: = !DILocalVariable(tag: DW_TAG_auto_variable, name: "i"
+  // CHECK: = !DILocalVariable(name: "i"
   // CHECK-SAME:               scope: [[IF1:![0-9]*]]
   // CHECK-SAME:               line: [[@LINE+2]]
   // CHECK: [[IF1]] = distinct !DILexicalBlock({{.*}}line: [[@LINE+1]])
   if (int i = src())
     f();
 
-  // CHECK: = !DILocalVariable(tag: DW_TAG_auto_variable, name: "i"
+  // CHECK: = !DILocalVariable(name: "i"
   // CHECK-SAME:               scope: [[IF2:![0-9]*]]
   // CHECK-SAME:               line: [[@LINE+2]]
   // CHECK: [[IF2]] = distinct !DILexicalBlock({{.*}}line: [[@LINE+1]])
@@ -25,12 +25,12 @@ void func() {
   } else
     f();
 
-  // CHECK: = !DILocalVariable(tag: DW_TAG_auto_variable, name: "i"
+  // CHECK: = !DILocalVariable(name: "i"
   // CHECK-SAME:               scope: [[FOR:![0-9]*]]
   // CHECK-SAME:               line: [[@LINE+2]]
   // CHECK: [[FOR]] = distinct !DILexicalBlock({{.*}}line: [[@LINE+1]])
   for (int i = 0;
-  // CHECK: = !DILocalVariable(tag: DW_TAG_auto_variable, name: "b"
+  // CHECK: = !DILocalVariable(name: "b"
   // CHECK-SAME:               scope: [[FOR_BODY:![0-9]*]]
   // CHECK-SAME:               line: [[@LINE+6]]
   // CHECK: [[FOR_BODY]] = distinct !DILexicalBlock({{.*}}line: [[@LINE-4]])
@@ -41,7 +41,7 @@ void func() {
        bool b = i != 10; ++i)
     f();
 
-  // CHECK: = !DILocalVariable(tag: DW_TAG_auto_variable, name: "i"
+  // CHECK: = !DILocalVariable(name: "i"
   // CHECK-SAME:               scope: [[FOR:![0-9]*]]
   // CHECK-SAME:               line: [[@LINE+2]]
   // CHECK: [[FOR]] = distinct !DILexicalBlock({{.*}}line: [[@LINE+1]])
@@ -50,7 +50,7 @@ void func() {
     // or using declarations) as direct children, they just waste
     // space/relocations/etc.
     // CHECK: [[FOR_LOOP_INCLUDING_COND:!.*]] = distinct !DILexicalBlock(scope: [[FOR]],{{.*}} line: [[@LINE-4]])
-    // CHECK: = !DILocalVariable(tag: DW_TAG_auto_variable, name: "b"
+    // CHECK: = !DILocalVariable(name: "b"
     // CHECK-SAME:               scope: [[FOR_COMPOUND:![0-9]*]]
     // CHECK-SAME:               line: [[@LINE+2]]
     // CHECK: [[FOR_COMPOUND]] = distinct !DILexicalBlock(scope: [[FOR_LOOP_INCLUDING_COND]],{{.*}} line: [[@LINE-8]])
@@ -58,13 +58,13 @@ void func() {
   }
 
   int x[] = {1, 2};
-  // CHECK: = !DILocalVariable(tag: DW_TAG_auto_variable, name: "__range"
+  // CHECK: = !DILocalVariable(name: "__range"
   // CHECK-SAME:               scope: [[RANGE_FOR:![0-9]*]]
   // CHECK-NOT:                line:
   // CHECK-SAME:               ){{$}}
   // CHECK: [[RANGE_FOR]] = distinct !DILexicalBlock({{.*}}, line: [[@LINE+1]])
   for (int i : x) {
-    // CHECK: = !DILocalVariable(tag: DW_TAG_auto_variable, name: "i"
+    // CHECK: = !DILocalVariable(name: "i"
     // CHECK-SAME:               scope: [[RANGE_FOR_BODY:![0-9]*]]
     // CHECK-SAME:               line: [[@LINE-3]]
     // CHECK: [[RANGE_FOR_BODY]] = distinct !DILexicalBlock(scope: [[RANGE_FOR]],{{.*}} line: [[@LINE-4]])
diff --git a/test/CodeGenCXX/debug-info-static-fns.cpp b/test/CodeGenCXX/debug-info-static-fns.cpp
index 3f8d8e838930..59c7471f7ca6 100644
--- a/test/CodeGenCXX/debug-info-static-fns.cpp
+++ b/test/CodeGenCXX/debug-info-static-fns.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -g -triple x86_64-apple-darwin %s -o - | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited -triple x86_64-apple-darwin %s -o - | FileCheck %s
 
 namespace A {
   static int a(int b) { return b + 4; }
@@ -7,7 +7,7 @@ namespace A {
 }
 
 // Verify that a is present and mangled.
-// CHECK: !DISubprogram(name: "a", linkageName: "_ZN1AL1aEi",
+// CHECK: define internal i32 @_ZN1AL1aEi({{.*}} !dbg [[DBG:![0-9]+]]
+// CHECK: [[DBG]] = distinct !DISubprogram(name: "a", linkageName: "_ZN1AL1aEi",
 // CHECK-SAME:          line: 4
 // CHECK-SAME:          isDefinition: true
-// CHECK-SAME:          function: i32 (i32)* @_ZN1AL1aEi
diff --git a/test/CodeGenCXX/debug-info-template-explicit-specialization.cpp b/test/CodeGenCXX/debug-info-template-explicit-specialization.cpp
index 4dadc4f5531b..04c63ae2ff24 100644
--- a/test/CodeGenCXX/debug-info-template-explicit-specialization.cpp
+++ b/test/CodeGenCXX/debug-info-template-explicit-specialization.cpp
@@ -1,8 +1,8 @@
-// RUN: %clang_cc1 -emit-llvm -triple %itanium_abi_triple -g %s -o - -fno-standalone-debug | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -triple %itanium_abi_triple -debug-info-kind=limited %s -o - | FileCheck %s
 
 // Run again with -gline-tables-only and verify we don't crash.  We won't output
 // type info at all.
-// RUN: %clang_cc1 -emit-llvm -triple %itanium_abi_triple -g %s -o - -gline-tables-only | FileCheck %s -check-prefix LINES-ONLY
+// RUN: %clang_cc1 -emit-llvm -triple %itanium_abi_triple -debug-info-kind=line-tables-only %s -o - | FileCheck %s -check-prefix LINES-ONLY
 
 // LINES-ONLY-NOT: !DICompositeType(tag: DW_TAG_structure_type
 
diff --git a/test/CodeGenCXX/debug-info-template-fwd.cpp b/test/CodeGenCXX/debug-info-template-fwd.cpp
index 25daabce21c0..8b8d29cad0e4 100644
--- a/test/CodeGenCXX/debug-info-template-fwd.cpp
+++ b/test/CodeGenCXX/debug-info-template-fwd.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 %s -triple=x86_64-apple-darwin -g -emit-llvm -o - | FileCheck %s
+// RUN: %clang_cc1 %s -triple=x86_64-apple-darwin -debug-info-kind=limited -emit-llvm -o - | FileCheck %s
 // This test is for a crash when emitting debug info for not-yet-completed
 // types.
 // Test that we don't actually emit a forward decl for the offending class:
diff --git a/test/CodeGenCXX/debug-info-template-limit.cpp b/test/CodeGenCXX/debug-info-template-limit.cpp
index 2b4930311487..5c4ac0cc3e15 100644
--- a/test/CodeGenCXX/debug-info-template-limit.cpp
+++ b/test/CodeGenCXX/debug-info-template-limit.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -fno-standalone-debug -triple %itanium_abi_triple -g %s -o - | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited -triple %itanium_abi_triple %s -o - | FileCheck %s
 
 // Check that this pointer type is TC<int>
 // CHECK: ![[LINE:[0-9]+]] = !DICompositeType(tag: DW_TAG_class_type, name: "TC<int>"{{.*}}, identifier: "_ZTS2TCIiE")
diff --git a/test/CodeGenCXX/debug-info-template-member.cpp b/test/CodeGenCXX/debug-info-template-member.cpp
index dee82dce6bed..b94ff05df44e 100644
--- a/test/CodeGenCXX/debug-info-template-member.cpp
+++ b/test/CodeGenCXX/debug-info-template-member.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -g -fno-standalone-debug -triple x86_64-apple-darwin %s -o - | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited -triple x86_64-apple-darwin %s -o - | FileCheck %s
 
 struct MyClass {
   template <int i> int add(int j) {
@@ -98,4 +98,3 @@ inline void f1() {
 void f2() {
   virt<elem> d; // emit 'virt<elem>'
 }
-
diff --git a/test/CodeGenCXX/debug-info-template-partial-specialization.cpp b/test/CodeGenCXX/debug-info-template-partial-specialization.cpp
index c184f0499686..0435a6fd3d7c 100644
--- a/test/CodeGenCXX/debug-info-template-partial-specialization.cpp
+++ b/test/CodeGenCXX/debug-info-template-partial-specialization.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -triple %itanium_abi_triple -g %s -o - -fstandalone-debug | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -triple %itanium_abi_triple %s -o - -debug-info-kind=standalone | FileCheck %s
 namespace __pointer_type_imp
 {
   template <class _Tp, class _Dp, bool > struct __pointer_type1 {};
diff --git a/test/CodeGenCXX/debug-info-template-quals.cpp b/test/CodeGenCXX/debug-info-template-quals.cpp
index 1f249117522a..1e8bdb1ad714 100644
--- a/test/CodeGenCXX/debug-info-template-quals.cpp
+++ b/test/CodeGenCXX/debug-info-template-quals.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -g -triple x86_64-apple-darwin %s -o - | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited -triple x86_64-apple-darwin %s -o - | FileCheck %s
 
 template<typename _CharT>
 struct basic_string {
diff --git a/test/CodeGenCXX/debug-info-template-recursive.cpp b/test/CodeGenCXX/debug-info-template-recursive.cpp
index ef04d03bb78f..9693b386c9d1 100644
--- a/test/CodeGenCXX/debug-info-template-recursive.cpp
+++ b/test/CodeGenCXX/debug-info-template-recursive.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -g -triple x86_64-apple-darwin %s -o - | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited -triple x86_64-apple-darwin %s -o - | FileCheck %s
 
 class base { };
 
diff --git a/test/CodeGenCXX/debug-info-thunk.cpp b/test/CodeGenCXX/debug-info-thunk.cpp
index 935110ffbdce..cd00ec937318 100644
--- a/test/CodeGenCXX/debug-info-thunk.cpp
+++ b/test/CodeGenCXX/debug-info-thunk.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 %s -triple %itanium_abi_triple -g -S -emit-llvm -o - | FileCheck %s
+// RUN: %clang_cc1 %s -triple %itanium_abi_triple -debug-info-kind=limited -S -emit-llvm -o - | FileCheck %s
 
 struct A {
   virtual void f();
diff --git a/test/CodeGenCXX/debug-info-union-template.cpp b/test/CodeGenCXX/debug-info-union-template.cpp
index 0616d724c9f2..d9219fcba99e 100644
--- a/test/CodeGenCXX/debug-info-union-template.cpp
+++ b/test/CodeGenCXX/debug-info-union-template.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -g -triple x86_64-linux-gnu  %s -o - | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited -triple x86_64-linux-gnu  %s -o - | FileCheck %s
 
 // Make sure that the union type has template parameters.
 
diff --git a/test/CodeGenCXX/debug-info-union.cpp b/test/CodeGenCXX/debug-info-union.cpp
index a81a560e6280..19e67418f9dc 100644
--- a/test/CodeGenCXX/debug-info-union.cpp
+++ b/test/CodeGenCXX/debug-info-union.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -g -triple x86_64-apple-darwin -std=c++11 %s -o - | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited -triple x86_64-apple-darwin -std=c++11 %s -o - | FileCheck %s
 
 union E {
   int a;
diff --git a/test/CodeGenCXX/debug-info-use-after-free.cpp b/test/CodeGenCXX/debug-info-use-after-free.cpp
index 0f28a9063fb8..f87763b9050d 100644
--- a/test/CodeGenCXX/debug-info-use-after-free.cpp
+++ b/test/CodeGenCXX/debug-info-use-after-free.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -g -triple %itanium_abi_triple -emit-llvm-only %s
+// RUN: %clang_cc1 -debug-info-kind=limited -triple %itanium_abi_triple -emit-llvm-only %s
 // Check that we don't crash.
 // PR12305, PR12315
 
diff --git a/test/CodeGenCXX/debug-info-uuid.cpp b/test/CodeGenCXX/debug-info-uuid.cpp
index fd6e31d7d5b6..a304f37078b6 100644
--- a/test/CodeGenCXX/debug-info-uuid.cpp
+++ b/test/CodeGenCXX/debug-info-uuid.cpp
@@ -1,5 +1,5 @@
-// RUN: %clang_cc1 -emit-llvm -fms-extensions -triple=x86_64-pc-win32 -g %s -o - -std=c++11 | FileCheck %s
-// RUN: %clang_cc1 -emit-llvm -fms-extensions -triple=x86_64-unknown-unknown -g %s -o - -std=c++11 2>&1 | FileCheck %s --check-prefix=CHECK-ITANIUM
+// RUN: %clang_cc1 -emit-llvm -fms-extensions -triple=x86_64-pc-win32 -debug-info-kind=limited %s -o - -std=c++11 | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -fms-extensions -triple=x86_64-unknown-unknown -debug-info-kind=limited %s -o - -std=c++11 2>&1 | FileCheck %s --check-prefix=CHECK-ITANIUM
 
 // CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "tmpl_guid<&__uuidof(uuid)>"
 // CHECK-SAME:             templateParams: [[TGIARGS:![0-9]*]]
diff --git a/test/CodeGenCXX/debug-info-varargs.cpp b/test/CodeGenCXX/debug-info-varargs.cpp
index edcb0e5a53d4..52bffe6c9285 100644
--- a/test/CodeGenCXX/debug-info-varargs.cpp
+++ b/test/CodeGenCXX/debug-info-varargs.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple %itanium_abi_triple -emit-llvm -g %s -o - | FileCheck %s
+// RUN: %clang_cc1 -triple %itanium_abi_triple -emit-llvm -debug-info-kind=limited %s -o - | FileCheck %s
 
 struct A
 {
@@ -20,7 +20,7 @@ void b(int c, ...) {
 
   A a;
 
-  // CHECK: !DILocalVariable(tag: DW_TAG_auto_variable, name: "fptr"
+  // CHECK: !DILocalVariable(name: "fptr"
   // CHECK-SAME:             line: [[@LINE+2]]
   // CHECK-SAME:             type: ![[PST:[0-9]+]]
   void (*fptr)(int, ...) = b;
diff --git a/test/CodeGenCXX/debug-info-vtable-optzn.cpp b/test/CodeGenCXX/debug-info-vtable-optzn.cpp
index f15571eab996..8b49e951795b 100644
--- a/test/CodeGenCXX/debug-info-vtable-optzn.cpp
+++ b/test/CodeGenCXX/debug-info-vtable-optzn.cpp
@@ -1,5 +1,5 @@
-// RUN: %clang_cc1 -emit-llvm -g -triple x86_64-apple-darwin %s -o - | FileCheck %s
-// RUN: %clang_cc1 -emit-llvm -g -triple amd64-unknown-freebsd %s -o - | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=standalone -triple x86_64-apple-darwin %s -o - | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=standalone -triple amd64-unknown-freebsd %s -o - | FileCheck %s
 //
 // This tests that the "emit debug info for a C++ class only in the
 // module that has its vtable" optimization is disabled by default on
diff --git a/test/CodeGenCXX/debug-info-wchar.cpp b/test/CodeGenCXX/debug-info-wchar.cpp
index bb01f575c591..1ecdd568b68c 100644
--- a/test/CodeGenCXX/debug-info-wchar.cpp
+++ b/test/CodeGenCXX/debug-info-wchar.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -g %s -o -| FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited %s -o -| FileCheck %s
 void foo() {
 // CHECK: !DIBasicType(name: "wchar_t"
   const wchar_t w = L'x';
diff --git a/test/CodeGenCXX/debug-info-windows-dtor.cpp b/test/CodeGenCXX/debug-info-windows-dtor.cpp
index 2f425fdd5bea..e5a51abae68b 100644
--- a/test/CodeGenCXX/debug-info-windows-dtor.cpp
+++ b/test/CodeGenCXX/debug-info-windows-dtor.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple i386-unknown-windows-msvc -std=c++11 -emit-llvm -gline-tables-only %s -o - | FileCheck %s
+// RUN: %clang_cc1 -triple i386-unknown-windows-msvc -std=c++11 -emit-llvm -debug-info-kind=line-tables-only %s -o - | FileCheck %s
 
 struct A {
   virtual ~A() {}
@@ -14,9 +14,9 @@ struct AB: A, B {
 
 template struct AB<int>;
 
-// CHECK-LABEL: define {{.*}}@"\01??_E?$AB@H@@W3AEPAXI@Z"
+// CHECK: define {{.*}}@"\01??_E?$AB@H@@W3AEPAXI@Z"({{.*}} !dbg [[THUNK_VEC_DEL_DTOR:![0-9]*]]
 // CHECK: call {{.*}}@"\01??_G?$AB@H@@UAEPAXI@Z"({{.*}}) #{{[0-9]*}}, !dbg [[THUNK_LOC:![0-9]*]]
-// CHECK-LABEL: define
+// CHECK: define
 
-// CHECK: [[THUNK_VEC_DEL_DTOR:![0-9]*]] = !DISubprogram({{.*}}function: {{.*}}@"\01??_E?$AB@H@@W3AEPAXI@Z"
+// CHECK: [[THUNK_VEC_DEL_DTOR]] = distinct !DISubprogram
 // CHECK: [[THUNK_LOC]] = !DILocation(line: 15, scope: [[THUNK_VEC_DEL_DTOR]])
diff --git a/test/CodeGenCXX/debug-info.cpp b/test/CodeGenCXX/debug-info.cpp
index 13753684800a..29ed9e93156d 100644
--- a/test/CodeGenCXX/debug-info.cpp
+++ b/test/CodeGenCXX/debug-info.cpp
@@ -1,5 +1,5 @@
-// RUN: %clang_cc1 -triple x86_64-none-linux-gnu -emit-llvm -g %s -o - | FileCheck %s
-// RUN: %clang_cc1 -triple i686-pc-windows-msvc -emit-llvm -g %s -o - | FileCheck %s --check-prefix=MSVC
+// RUN: %clang_cc1 -triple x86_64-none-linux-gnu -emit-llvm -debug-info-kind=limited %s -o - | FileCheck %s
+// RUN: %clang_cc1 -triple i686-pc-windows-msvc -emit-llvm -debug-info-kind=limited %s -o - | FileCheck %s --check-prefix=MSVC
 
 template<typename T> struct Identity {
   typedef T Type;
@@ -114,9 +114,9 @@ foo func(foo f) {
 // CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "b"
 // CHECK-SAME:             DIFlagFwdDecl
 
-// CHECK: [[FUNC:![0-9]+]] = !DISubprogram(name: "func", linkageName: "_ZN7pr147634funcENS_3fooE"
-// CHECK-SAME:                             type: [[FUNC_TYPE:![0-9]*]]
-// CHECK-SAME:                             isDefinition: true
+// CHECK: [[FUNC:![0-9]+]] = distinct !DISubprogram(name: "func", linkageName: "_ZN7pr147634funcENS_3fooE"
+// CHECK-SAME:                                      type: [[FUNC_TYPE:![0-9]*]]
+// CHECK-SAME:                                      isDefinition: true
 }
 
 void foo() {
@@ -142,11 +142,13 @@ incomplete (*x)[3];
 }
 
 // For some reason function arguments ended up down here
-// CHECK: ![[F]] = !DILocalVariable(tag: DW_TAG_arg_variable, name: "f", arg: 1, scope: [[FUNC]]
+// CHECK: ![[F]] = !DILocalVariable(name: "f", arg: 1, scope: [[FUNC]]
 // CHECK-SAME:                      type: !"[[FOO]]"
 // CHECK: ![[EXPR]] = !DIExpression(DW_OP_deref)
 
-// CHECK: !DILocalVariable(tag: DW_TAG_auto_variable, name: "c"
+// CHECK: !DILocalVariable(name: "c"
+// CHECK-NOT:              arg:
+// CHECK-SAME:            )
 
 namespace pr16214 {
 struct a {
diff --git a/test/CodeGenCXX/debug-lambda-expressions.cpp b/test/CodeGenCXX/debug-lambda-expressions.cpp
index a53274af3435..a022fad1b6b9 100644
--- a/test/CodeGenCXX/debug-lambda-expressions.cpp
+++ b/test/CodeGenCXX/debug-lambda-expressions.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple x86_64-apple-darwin10.0.0 -emit-llvm -o - %s -fexceptions -std=c++11 -g | FileCheck %s
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10.0.0 -emit-llvm -o - %s -fexceptions -std=c++11 -debug-info-kind=limited | FileCheck %s
 
 auto var = [](int i) { return i+1; };
 void *use = &var;
@@ -20,16 +20,16 @@ int d(int x) { D y[10]; return [x,y] { return y[x].x; }(); }
 // CHECK: ![[INT:[0-9]+]] = !DIBasicType(name: "int"
 
 // A: 10
-// CHECK: ![[A_FUNC:.*]] = !DISubprogram(name: "a"{{.*}}, line: [[A_LINE:[0-9]+]]{{.*}}, isDefinition: true
+// CHECK: ![[A_FUNC:.*]] = distinct !DISubprogram(name: "a"{{.*}}, line: [[A_LINE:[0-9]+]]{{.*}}, isDefinition: true
 
 // B: 14
-// CHECK: ![[B_FUNC:.*]] = !DISubprogram(name: "b"{{.*}}, line: [[B_LINE:[0-9]+]]{{.*}}, isDefinition: true
+// CHECK: ![[B_FUNC:.*]] = distinct !DISubprogram(name: "b"{{.*}}, line: [[B_LINE:[0-9]+]]{{.*}}, isDefinition: true
 
 // C: 17
-// CHECK: ![[C_FUNC:.*]] = !DISubprogram(name: "c"{{.*}}, line: [[C_LINE:[0-9]+]]{{.*}}, isDefinition: true
+// CHECK: ![[C_FUNC:.*]] = distinct !DISubprogram(name: "c"{{.*}}, line: [[C_LINE:[0-9]+]]{{.*}}, isDefinition: true
 
 // D: 18
-// CHECK: ![[D_FUNC:.*]] = !DISubprogram(name: "d"{{.*}}, line: [[D_LINE:[0-9]+]]{{.*}}, isDefinition: true
+// CHECK: ![[D_FUNC:.*]] = distinct !DISubprogram(name: "d"{{.*}}, line: [[D_LINE:[0-9]+]]{{.*}}, isDefinition: true
 
 
 // Back to A. -- 78
diff --git a/test/CodeGenCXX/debug-lambda-this.cpp b/test/CodeGenCXX/debug-lambda-this.cpp
index e3ef67091701..0c413449a3ec 100644
--- a/test/CodeGenCXX/debug-lambda-this.cpp
+++ b/test/CodeGenCXX/debug-lambda-this.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple x86_64-apple-darwin10.0.0 -emit-llvm -o - %s -fexceptions -std=c++11 -g | FileCheck %s
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10.0.0 -emit-llvm -o - %s -fexceptions -std=c++11 -debug-info-kind=limited | FileCheck %s
 
 struct D {
   D();
diff --git a/test/CodeGenCXX/default-destructor-synthesis.cpp b/test/CodeGenCXX/default-destructor-synthesis.cpp
deleted file mode 100644
index af780044d193..000000000000
--- a/test/CodeGenCXX/default-destructor-synthesis.cpp
+++ /dev/null
@@ -1,38 +0,0 @@
-// RUN: %clang_cc1 %s -triple=x86_64-apple-darwin10 -emit-llvm -O2 -o - | FileCheck %s
-static int count = 0;
-
-struct S {
-  S() { count++; }
-  ~S() { count--; }
-};
-
-struct P {
-  P() { count++; }
-  ~P() { count--; }
-};
-
-struct Q {
-  Q() { count++; }
-  ~Q() { count--; }
-};
-
-struct M : Q, P {
-  S s;
-  Q q;
-  P p;
-  P p_arr[3];
-  Q q_arr[2][3];
-};
-  
-// CHECK: define i32 @_Z1fv() [[NUW:#[0-9]+]]
-int f() {
-  {
-    count = 1;
-    M a;
-  }
-
-  // CHECK: ret i32 1
-  return count;
-}
-
-// CHECK: attributes [[NUW]] = { nounwind{{.*}} }
diff --git a/test/CodeGenCXX/delete-two-arg.cpp b/test/CodeGenCXX/delete-two-arg.cpp
index e5a4cfa3ee6d..85275b3eb176 100644
--- a/test/CodeGenCXX/delete-two-arg.cpp
+++ b/test/CodeGenCXX/delete-two-arg.cpp
@@ -30,7 +30,7 @@ namespace test2 {
     // CHECK:      [[NEW:%.*]] = call noalias i8* @_Znaj(i32 44)
     // CHECK-NEXT: [[T0:%.*]] = bitcast i8* [[NEW]] to i32*
     // CHECK-NEXT: store i32 10, i32* [[T0]]
-    // CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds i8, i8* [[NEW]], i64 4
+    // CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds i8, i8* [[NEW]], i32 4
     // CHECK-NEXT: [[T2:%.*]] = bitcast i8* [[T1]] to [[A]]*
     // CHECK-NEXT: ret [[A]]* [[T2]]
     return ::new A[10];
@@ -44,7 +44,7 @@ namespace test2 {
     // CHECK-NEXT: [[T1:%.*]] = icmp eq [[A]]* [[T0]], null
     // CHECK-NEXT: br i1 [[T1]],
     // CHECK:      [[T2:%.*]] = bitcast [[A]]* [[T0]] to i8*
-    // CHECK-NEXT: [[T3:%.*]] = getelementptr inbounds i8, i8* [[T2]], i64 -4
+    // CHECK-NEXT: [[T3:%.*]] = getelementptr inbounds i8, i8* [[T2]], i32 -4
     // CHECK-NEXT: [[T4:%.*]] = bitcast i8* [[T3]] to i32*
     // CHECK-NEXT: [[T5:%.*]] = load i32, i32* [[T4]]
     // CHECK-NEXT: call void @_ZdaPv(i8* [[T3]])
diff --git a/test/CodeGenCXX/destructor-debug-info.cpp b/test/CodeGenCXX/destructor-debug-info.cpp
index 2534364aa4c4..7b10f8339420 100644
--- a/test/CodeGenCXX/destructor-debug-info.cpp
+++ b/test/CodeGenCXX/destructor-debug-info.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -g -S -emit-llvm %s -o - | FileCheck %s
+// RUN: %clang_cc1 -debug-info-kind=limited -S -emit-llvm %s -o - | FileCheck %s
 
 class A { int a; };
 class B {
diff --git a/test/CodeGenCXX/destructors.cpp b/test/CodeGenCXX/destructors.cpp
index b47c6c6b1d43..529603142d31 100644
--- a/test/CodeGenCXX/destructors.cpp
+++ b/test/CodeGenCXX/destructors.cpp
@@ -151,7 +151,7 @@ namespace test1 {
 
   struct S : A { ~S(); int x; };
   S::~S() {}
-  // CHECK4: @_ZN5test11SD2Ev = alias bitcast {{.*}} @_ZN5test11AD2Ev
+  // CHECK4: @_ZN5test11SD2Ev = alias {{.*}}, bitcast {{.*}} @_ZN5test11AD2Ev
 
   struct T : A { ~T(); B x; };
   T::~T() {} // CHECK4-LABEL: define void @_ZN5test11TD2Ev(%"struct.test1::T"* %this) unnamed_addr
diff --git a/test/CodeGenCXX/dllexport-alias.cpp b/test/CodeGenCXX/dllexport-alias.cpp
index 479595d05751..a3dc61edde5d 100644
--- a/test/CodeGenCXX/dllexport-alias.cpp
+++ b/test/CodeGenCXX/dllexport-alias.cpp
@@ -14,5 +14,5 @@ A::A() {}
 
 A::~A() {}
 
-// CHECK: @_ZN1AC1Ev = dllexport alias void (%class.A*)* @_ZN1AC2Ev
-// CHECK: @_ZN1AD1Ev = dllexport alias void (%class.A*)* @_ZN1AD2Ev
+// CHECK: @_ZN1AC1Ev = dllexport alias void (%class.A*), void (%class.A*)* @_ZN1AC2Ev
+// CHECK: @_ZN1AD1Ev = dllexport alias void (%class.A*), void (%class.A*)* @_ZN1AD2Ev
diff --git a/test/CodeGenCXX/dllexport-members.cpp b/test/CodeGenCXX/dllexport-members.cpp
index 4038d0ba467d..76f692dbd301 100644
--- a/test/CodeGenCXX/dllexport-members.cpp
+++ b/test/CodeGenCXX/dllexport-members.cpp
@@ -110,10 +110,10 @@ public:
 
   // MSC-DAG: @"\01?StaticField@ExportMembers@@2HA"               = dllexport global i32 1, align 4
   // MSC-DAG: @"\01?StaticConstField@ExportMembers@@2HB"          = dllexport constant i32 1, align 4
-  // MSC-DAG: @"\01?StaticConstFieldEqualInit@ExportMembers@@2HB" = dllexport constant i32 1, comdat, align 4
-  // MSC-DAG: @"\01?StaticConstFieldBraceInit@ExportMembers@@2HB" = dllexport constant i32 1, comdat, align 4
+  // MSC-DAG: @"\01?StaticConstFieldEqualInit@ExportMembers@@2HB" = weak_odr dllexport constant i32 1, comdat, align 4
+  // MSC-DAG: @"\01?StaticConstFieldBraceInit@ExportMembers@@2HB" = weak_odr dllexport constant i32 1, comdat, align 4
   // MSC-DAG: @"\01?StaticConstFieldRefNotDef@ExportMembers@@2HB" = weak_odr dllexport constant i32 1, comdat, align 4
-  // MSC-DAG: @"\01?ConstexprField@ExportMembers@@2HB"            = dllexport constant i32 1, comdat, align 4
+  // MSC-DAG: @"\01?ConstexprField@ExportMembers@@2HB"            = weak_odr dllexport constant i32 1, comdat, align 4
   // GNU-DAG: @_ZN13ExportMembers11StaticFieldE                   = dllexport global i32 1, align 4
   // GNU-DAG: @_ZN13ExportMembers16StaticConstFieldE              = dllexport constant i32 1, align 4
   // GNU-DAG: @_ZN13ExportMembers25StaticConstFieldEqualInitE     = dllexport constant i32 1, align 4
@@ -236,10 +236,10 @@ public:
 
   // MSC-DAG: @"\01?StaticField@Nested@ExportMembers@@2HA"               = dllexport global i32 1, align 4
   // MSC-DAG: @"\01?StaticConstField@Nested@ExportMembers@@2HB"          = dllexport constant i32 1, align 4
-  // MSC-DAG: @"\01?StaticConstFieldEqualInit@Nested@ExportMembers@@2HB" = dllexport constant i32 1, comdat, align 4
-  // MSC-DAG: @"\01?StaticConstFieldBraceInit@Nested@ExportMembers@@2HB" = dllexport constant i32 1, comdat, align 4
+  // MSC-DAG: @"\01?StaticConstFieldEqualInit@Nested@ExportMembers@@2HB" = weak_odr dllexport constant i32 1, comdat, align 4
+  // MSC-DAG: @"\01?StaticConstFieldBraceInit@Nested@ExportMembers@@2HB" = weak_odr dllexport constant i32 1, comdat, align 4
   // MSC-DAG: @"\01?StaticConstFieldRefNotDef@Nested@ExportMembers@@2HB" = weak_odr dllexport constant i32 1, comdat, align 4
-  // MSC-DAG: @"\01?ConstexprField@Nested@ExportMembers@@2HB"            = dllexport constant i32 1, comdat, align 4
+  // MSC-DAG: @"\01?ConstexprField@Nested@ExportMembers@@2HB"            = weak_odr dllexport constant i32 1, comdat, align 4
   // GNU-DAG: @_ZN13ExportMembers6Nested11StaticFieldE                   = dllexport global i32 1, align 4
   // GNU-DAG: @_ZN13ExportMembers6Nested16StaticConstFieldE              = dllexport constant i32 1, align 4
   // GNU-DAG: @_ZN13ExportMembers6Nested25StaticConstFieldEqualInitE     = dllexport constant i32 1, align 4
@@ -623,13 +623,13 @@ extern template const int MemVarTmpl::ExportedStaticVar<ExplicitDecl_Exported>;
 template const int MemVarTmpl::ExportedStaticVar<ExplicitInst_Exported>;
 
 // Export specialization of an exported member variable template.
-// MSC-DAG: @"\01??$ExportedStaticVar@UExplicitSpec_Def_Exported@@@MemVarTmpl@@2HB" = dllexport constant i32 1, align 4
+// MSC-DAG: @"\01??$ExportedStaticVar@UExplicitSpec_Def_Exported@@@MemVarTmpl@@2HB" = weak_odr dllexport constant i32 1, comdat, align 4
 // GNU-DAG: @_ZN10MemVarTmpl17ExportedStaticVarI25ExplicitSpec_Def_ExportedEE       = dllexport constant i32 1, align 4
 template<> __declspec(dllexport) const int MemVarTmpl::ExportedStaticVar<ExplicitSpec_Def_Exported> = 1;
 
 // Not exporting specialization of an exported member variable template without
 // explicit dllexport.
-// MSC-DAG: @"\01??$ExportedStaticVar@UExplicitSpec_NotExported@@@MemVarTmpl@@2HB" = constant i32 1, align 4
+// MSC-DAG: @"\01??$ExportedStaticVar@UExplicitSpec_NotExported@@@MemVarTmpl@@2HB" = weak_odr constant i32 1, comdat, align 4
 // GNU-DAG: @_ZN10MemVarTmpl17ExportedStaticVarI24ExplicitSpec_NotExportedEE       = constant i32 1, align 4
 template<> const int MemVarTmpl::ExportedStaticVar<ExplicitSpec_NotExported> = 1;
 
@@ -648,6 +648,6 @@ extern template __declspec(dllexport) const int MemVarTmpl::StaticVar<ExplicitDe
 template __declspec(dllexport) const int MemVarTmpl::StaticVar<ExplicitInst_Exported>;
 
 // Export specialization of a non-exported member variable template.
-// MSC-DAG: @"\01??$StaticVar@UExplicitSpec_Def_Exported@@@MemVarTmpl@@2HB" = dllexport constant i32 1, align 4
+// MSC-DAG: @"\01??$StaticVar@UExplicitSpec_Def_Exported@@@MemVarTmpl@@2HB" = weak_odr dllexport constant i32 1, comdat, align 4
 // GNU-DAG: @_ZN10MemVarTmpl9StaticVarI25ExplicitSpec_Def_ExportedEE        = dllexport constant i32 1, align 4
 template<> __declspec(dllexport) const int MemVarTmpl::StaticVar<ExplicitSpec_Def_Exported> = 1;
diff --git a/test/CodeGenCXX/dllexport.cpp b/test/CodeGenCXX/dllexport.cpp
index c598880b625e..1412ad866bd3 100644
--- a/test/CodeGenCXX/dllexport.cpp
+++ b/test/CodeGenCXX/dllexport.cpp
@@ -544,6 +544,7 @@ struct A {
 struct __declspec(dllexport) B {
   B(A = 0) {}
 };
+
 }
 //
 // M32-DAG: define weak_odr dllexport x86_thiscallcc void @"\01??_FB@PR23801@@QAEXXZ"({{.*}}) comdat
@@ -582,7 +583,7 @@ void W::foo() {}
 // M32-DAG: define weak_odr dllexport x86_thiscallcc %struct.W* @"\01??0W@@QAE@ABU0@@Z"
 // vftable:
 // M32-DAG: [[W_VTABLE:@.*]] = private unnamed_addr constant [2 x i8*] [i8* bitcast (%rtti.CompleteObjectLocator* @"\01??_R4W@@6B@" to i8*), i8* bitcast (void (%struct.W*)* @"\01?foo@W@@UAEXXZ" to i8*)], comdat($"\01??_7W@@6B@")
-// M32-DAG: @"\01??_7W@@6B@" = dllexport unnamed_addr alias getelementptr inbounds ([2 x i8*], [2 x i8*]* [[W_VTABLE]], i32 0, i32 1)
+// M32-DAG: @"\01??_7W@@6B@" = dllexport unnamed_addr alias i8*, getelementptr inbounds ([2 x i8*], [2 x i8*]* [[W_VTABLE]], i32 0, i32 1)
 // G32-DAG: @_ZTV1W = dllexport unnamed_addr constant [3 x i8*] [i8* null, i8* bitcast ({ i8*, i8* }* @_ZTI1W to i8*), i8* bitcast (void (%struct.W*)* @_ZN1W3fooEv to i8*)]
 
 struct __declspec(dllexport) X : public virtual W {};
@@ -611,7 +612,6 @@ namespace UseDtorAlias {
   B::~B() { }
   // Emit a alias definition of B's constructor.
   // M32-DAG: @"\01??1B@UseDtorAlias@@QAE@XZ" = dllexport alias {{.*}} @"\01??1A@UseDtorAlias@@QAE@XZ"
-
 }
 
 struct __declspec(dllexport) DefaultedCtorsDtors {
@@ -729,6 +729,54 @@ extern template struct PR23770DerivedTemplate<int>;
 template struct __declspec(dllexport) PR23770DerivedTemplate<int>;
 // M32-DAG: define weak_odr dllexport x86_thiscallcc void @"\01?f@?$PR23770BaseTemplate@H@@QAEXXZ"
 
+namespace InClassInits {
+
+struct __declspec(dllexport) S {
+  int x = 42;
+};
+// M32-DAG: define weak_odr dllexport x86_thiscallcc %"struct.InClassInits::S"* @"\01??0S@InClassInits@@QAE@XZ"
+
+// dllexport an already instantiated class template.
+template <typename T> struct Base {
+  int x = 42;
+};
+Base<int> base;
+struct __declspec(dllexport) T : Base<int> { };
+// M32-DAG: define weak_odr dllexport x86_thiscallcc %"struct.InClassInits::Base"* @"\01??0?$Base@H@InClassInits@@QAE@XZ"
+
+struct A { A(int); };
+struct __declspec(dllexport) U {
+  // Class with both default constructor closure and in-class initializer.
+  U(A = 0) {}
+  int x = 0;
+};
+// M32-DAG: define weak_odr dllexport x86_thiscallcc %"struct.InClassInits::U"* @"\01??0U@InClassInits@@QAE@UA@1@@Z"
+
+struct Evil {
+  template <typename T> struct Base {
+    int x = 0;
+  };
+  struct S : Base<int> {};
+  // The already instantiated Base<int> becomes dllexported below, but the
+  // in-class initializer for Base<>::x still hasn't been parsed, so emitting
+  // the default ctor must still be delayed.
+  struct __declspec(dllexport) T : Base<int> {};
+};
+// M32-DAG: define weak_odr dllexport x86_thiscallcc %"struct.InClassInits::Evil::Base"* @"\01??0?$Base@H@Evil@InClassInits@@QAE@XZ"
+
+template <typename T> struct Foo {};
+template <typename T> struct Bar {
+  Bar<T> &operator=(Foo<T>) {}
+};
+struct __declspec(dllexport) Baz {
+  Bar<int> n;
+};
+// After parsing Baz, in ActOnFinishCXXNonNestedClass we would synthesize
+// Baz's operator=, causing instantiation of Foo<int> after which
+// ActOnFinishCXXNonNestedClass is called, and we would bite our own tail.
+// M32-DAG: define weak_odr dllexport x86_thiscallcc dereferenceable(1) %"struct.InClassInits::Baz"* @"\01??4Baz@InClassInits@@QAEAAU01@ABU01@@Z"
+}
+
 
 //===----------------------------------------------------------------------===//
 // Classes with template base classes
diff --git a/test/CodeGenCXX/dllimport-rtti.cpp b/test/CodeGenCXX/dllimport-rtti.cpp
index 6fe67daa38d7..071ce278a5bb 100644
--- a/test/CodeGenCXX/dllimport-rtti.cpp
+++ b/test/CodeGenCXX/dllimport-rtti.cpp
@@ -19,7 +19,9 @@ struct U : S {
 struct __declspec(dllimport) V {
   virtual void f();
 } v;
-// GNU-DAG: @_ZTV1V = external dllimport
+// GNU-DAG: @_ZTV1V = available_externally dllimport
+// GNU-DAG: @_ZTS1V = linkonce_odr
+// GNU-DAG: @_ZTI1V = linkonce_odr
 
 struct W {
   __declspec(dllimport) virtual void f();
diff --git a/test/CodeGenCXX/dllimport.cpp b/test/CodeGenCXX/dllimport.cpp
index 0f15ff0291b9..b9c850b8b87b 100644
--- a/test/CodeGenCXX/dllimport.cpp
+++ b/test/CodeGenCXX/dllimport.cpp
@@ -2,8 +2,8 @@
 // RUN: %clang_cc1 -triple x86_64-windows-msvc -fno-rtti -fno-threadsafe-statics -fms-extensions -emit-llvm -std=c++1y -O0 -o - %s -DMSABI -w | FileCheck --check-prefix=MSC --check-prefix=M64 %s
 // RUN: %clang_cc1 -triple i686-windows-gnu    -fno-rtti -fno-threadsafe-statics -fms-extensions -emit-llvm -std=c++1y -O0 -o - %s         -w | FileCheck --check-prefix=GNU --check-prefix=G32 %s
 // RUN: %clang_cc1 -triple x86_64-windows-gnu  -fno-rtti -fno-threadsafe-statics -fms-extensions -emit-llvm -std=c++1y -O0 -o - %s         -w | FileCheck --check-prefix=GNU --check-prefix=G64 %s
-// RUN: %clang_cc1 -triple i686-windows-msvc   -fno-rtti -fno-threadsafe-statics -fms-extensions -fms-compatibility-version=18.00 -emit-llvm -std=c++1y -O1 -o - %s -DMSABI -w | FileCheck --check-prefix=MO1 --check-prefix=M18 %s
-// RUN: %clang_cc1 -triple i686-windows-msvc   -fno-rtti -fno-threadsafe-statics -fms-extensions -fms-compatibility-version=19.00 -emit-llvm -std=c++1y -O1 -o - %s -DMSABI -w | FileCheck --check-prefix=MO1 --check-prefix=M19 %s
+// RUN: %clang_cc1 -triple i686-windows-msvc   -fno-rtti -fno-threadsafe-statics -fms-extensions -fms-compatibility-version=18.00 -emit-llvm -std=c++1y -O1 -disable-llvm-optzns -o - %s -DMSABI -w | FileCheck --check-prefix=MO1 --check-prefix=M18 %s
+// RUN: %clang_cc1 -triple i686-windows-msvc   -fno-rtti -fno-threadsafe-statics -fms-extensions -fms-compatibility-version=19.00 -emit-llvm -std=c++1y -O1 -disable-llvm-optzns -o - %s -DMSABI -w | FileCheck --check-prefix=MO1 --check-prefix=M19 %s
 // RUN: %clang_cc1 -triple i686-windows-gnu    -fno-rtti -fno-threadsafe-statics -fms-extensions -emit-llvm -std=c++1y -O1 -o - %s         -w | FileCheck --check-prefix=GO1 %s
 
 // CHECK-NOT doesn't play nice with CHECK-DAG, so use separate run lines.
@@ -86,7 +86,7 @@ USEVAR(GlobalRedecl3)
 namespace ns { __declspec(dllimport) int ExternalGlobal; }
 USEVAR(ns::ExternalGlobal)
 
-int f();
+int __declspec(dllimport) f();
 // MO1-DAG: @"\01?x@?1??inlineStaticLocalsFunc@@YAHXZ@4HA" = available_externally dllimport global i32 0
 // MO1-DAG: @"\01??_B?1??inlineStaticLocalsFunc@@YAHXZ@51" = available_externally dllimport global i32 0
 inline int __declspec(dllimport) inlineStaticLocalsFunc() {
@@ -314,6 +314,46 @@ void UNIQ(use)() { ::operator new(42); }
 namespace ns { __declspec(dllimport) void externalFunc(); }
 USE(ns::externalFunc)
 
+// A dllimport function referencing non-imported vars or functions must not be available_externally.
+__declspec(dllimport) int ImportedVar;
+int NonImportedVar;
+__declspec(dllimport) int ImportedFunc();
+int NonImportedFunc();
+__declspec(dllimport) inline int ReferencingImportedVar() { return ImportedVar; }
+// MO1-DAG: define available_externally dllimport i32 @"\01?ReferencingImportedVar@@YAHXZ"
+__declspec(dllimport) inline int ReferencingNonImportedVar() { return NonImportedVar; }
+// MO1-DAG: declare dllimport i32 @"\01?ReferencingNonImportedVar@@YAHXZ"()
+__declspec(dllimport) inline int ReferencingImportedFunc() { return ImportedFunc(); }
+// MO1-DAG: define available_externally dllimport i32 @"\01?ReferencingImportedFunc@@YAHXZ"
+__declspec(dllimport) inline int ReferencingNonImportedFunc() { return NonImportedFunc(); }
+// MO1-DAG: declare dllimport i32 @"\01?ReferencingNonImportedFunc@@YAHXZ"()
+USE(ReferencingImportedVar)
+USE(ReferencingNonImportedVar)
+USE(ReferencingImportedFunc)
+USE(ReferencingNonImportedFunc)
+// References to operator new and delete count too, despite not being DeclRefExprs.
+__declspec(dllimport) inline int *ReferencingNonImportedNew() { return new int[2]; }
+// MO1-DAG: declare dllimport i32* @"\01?ReferencingNonImportedNew@@YAPAHXZ"
+__declspec(dllimport) inline int *ReferencingNonImportedDelete() { delete (int*)nullptr; }
+// MO1-DAG: declare dllimport i32* @"\01?ReferencingNonImportedDelete@@YAPAHXZ"
+USE(ReferencingNonImportedNew)
+USE(ReferencingNonImportedDelete)
+__declspec(dllimport) void* operator new[](__SIZE_TYPE__);
+__declspec(dllimport) void operator delete(void*);
+__declspec(dllimport) inline int *ReferencingImportedNew() { return new int[2]; }
+// MO1-DAG: define available_externally dllimport i32* @"\01?ReferencingImportedNew@@YAPAHXZ"
+__declspec(dllimport) inline int *ReferencingImportedDelete() { delete (int*)nullptr; }
+// MO1-DAG: define available_externally dllimport i32* @"\01?ReferencingImportedDelete@@YAPAHXZ"
+USE(ReferencingImportedNew)
+USE(ReferencingImportedDelete)
+
+// A dllimport function with a TLS variable must not be available_externally.
+__declspec(dllimport) inline void FunctionWithTLSVar() { static __thread int x = 42; }
+// MO1-DAG: declare dllimport void @"\01?FunctionWithTLSVar@@YAXXZ"
+__declspec(dllimport) inline void FunctionWithNormalVar() { static int x = 42; }
+// MO1-DAG: define available_externally dllimport void @"\01?FunctionWithNormalVar@@YAXXZ"
+USE(FunctionWithTLSVar)
+USE(FunctionWithNormalVar)
 
 
 //===----------------------------------------------------------------------===//
@@ -581,7 +621,7 @@ struct __declspec(dllimport) KeyFuncClass {
   constexpr KeyFuncClass() {}
   virtual void foo();
 };
-constexpr KeyFuncClass keyFuncClassVar;
+extern constexpr KeyFuncClass keyFuncClassVar = {};
 // G32-DAG: @_ZTV12KeyFuncClass = external dllimport unnamed_addr constant [3 x i8*]
 
 struct __declspec(dllimport) X : public virtual W {};
diff --git a/test/CodeGenCXX/duplicate-mangled-name.cpp b/test/CodeGenCXX/duplicate-mangled-name.cpp
index e57012e8c414..104bb6eb4d62 100644
--- a/test/CodeGenCXX/duplicate-mangled-name.cpp
+++ b/test/CodeGenCXX/duplicate-mangled-name.cpp
@@ -1,4 +1,7 @@
-// RUN: %clang_cc1 -triple %itanium_abi_triple -emit-llvm-only %s -verify
+// RUN: %clang_cc1 -triple %itanium_abi_triple -emit-llvm-only %s -verify -DTEST1
+// RUN: %clang_cc1 -triple %itanium_abi_triple -emit-llvm-only %s -verify -DTEST2
+
+#ifdef TEST1
 
 // rdar://15522601
 class MyClass {
@@ -8,3 +11,34 @@ void MyClass::meth() { } // expected-note {{previous}}
 extern "C" {
   void _ZN7MyClass4methEv() { } // expected-error {{definition with same mangled name as another definition}}
 }
+
+#elif TEST2
+
+// We expect no warnings here, as there is only declaration of _ZN1TD1Ev function, no definitions.
+extern "C" void _ZN1TD1Ev();
+struct T {
+  ~T() {}
+};
+
+void foo() {
+  _ZN1TD1Ev();
+  T t;
+}
+
+extern "C" void _ZN2T2D2Ev() {}; // expected-note {{previous definition is here}}
+
+struct T2 {
+  ~T2() {} // expected-error {{definition with same mangled name as another definition}}
+};
+
+void bar() {
+  _ZN2T2D2Ev();
+  T2 t;
+}
+
+#else
+
+#error Unknwon test
+
+#endif
+
diff --git a/test/CodeGenCXX/enable_if.cpp b/test/CodeGenCXX/enable_if.cpp
index 00c55c774909..e17695b413b6 100644
--- a/test/CodeGenCXX/enable_if.cpp
+++ b/test/CodeGenCXX/enable_if.cpp
@@ -1,4 +1,13 @@
 // RUN: %clang_cc1 -emit-llvm %s -o - -triple=x86_64-pc-linux-gnu| FileCheck %s
+
+// Test address-of overloading logic
+int test5(int);
+template <typename T>
+T test5(T) __attribute__((enable_if(1, "better than non-template")));
+
+// CHECK: @_Z5test5IiEUa9enable_ifIXLi1EEET_S0_
+int (*Ptr)(int) = &test5;
+
 // Test itanium mangling for attribute enable_if
 
 // CHECK: _Z5test1Ua9enable_ifIXeqfL0p_Li1EEEi
diff --git a/test/CodeGenCXX/exceptions-cxx-new.cpp b/test/CodeGenCXX/exceptions-cxx-new.cpp
new file mode 100644
index 000000000000..3767f3321c3e
--- /dev/null
+++ b/test/CodeGenCXX/exceptions-cxx-new.cpp
@@ -0,0 +1,77 @@
+// RUN: %clang_cc1 %s -triple i686-pc-win32 -fms-extensions -fexceptions -fcxx-exceptions -fnew-ms-eh -emit-llvm -o - -std=c++11 | FileCheck %s
+
+int f(int);
+
+void test_catch() {
+  try {
+    f(1);
+  } catch (int) {
+    f(2);
+  } catch (double) {
+    f(3);
+  }
+}
+
+// CHECK-LABEL: define void @"\01?test_catch@@YAXXZ"(
+// CHECK:   invoke i32 @"\01?f@@YAHH@Z"(i32 1)
+// CHECK:         to label %[[NORMAL:.*]] unwind label %[[CATCHSWITCH:.*]]
+
+// CHECK: [[CATCHSWITCH]]
+// CHECK:   %[[CATCHSWITCHPAD:.*]] = catchswitch within none [label %[[CATCH_INT:.*]], label %[[CATCH_DOUBLE:.*]]] unwind to caller
+
+// CHECK: [[CATCH_INT]]
+// CHECK:   %[[CATCHPAD_INT:.*]] = catchpad within %[[CATCHSWITCHPAD]] [%rtti.TypeDescriptor2* @"\01??_R0H@8", i32 0, i8* null]
+// CHECK:   call i32 @"\01?f@@YAHH@Z"(i32 2)
+// CHECK:   catchret from %[[CATCHPAD_INT]] to label %[[LEAVE_INT_CATCH:.*]]
+
+// CHECK: [[LEAVE_INT_CATCH]]
+// CHECK:   br label %[[LEAVE_FUNC:.*]]
+
+// CHECK: [[LEAVE_FUNC]]
+// CHECK:   ret void
+
+// CHECK: [[CATCH_DOUBLE]]
+// CHECK:   %[[CATCHPAD_DOUBLE:.*]] = catchpad within %[[CATCHSWITCHPAD]] [%rtti.TypeDescriptor2* @"\01??_R0N@8", i32 0, i8* null]
+// CHECK:   call i32 @"\01?f@@YAHH@Z"(i32 3)
+// CHECK:   catchret from %[[CATCHPAD_DOUBLE]] to label %[[LEAVE_DOUBLE_CATCH:.*]]
+
+// CHECK: [[LEAVE_DOUBLE_CATCH]]
+// CHECK:   br label %[[LEAVE_FUNC]]
+
+// CHECK: [[NORMAL]]
+// CHECK:   br label %[[LEAVE_FUNC]]
+
+struct Cleanup {
+  ~Cleanup() { f(-1); }
+};
+
+void test_cleanup() {
+  Cleanup C;
+  f(1);
+}
+
+// CHECK-LABEL: define {{.*}} @"\01?test_cleanup@@YAXXZ"(
+// CHECK:   invoke i32 @"\01?f@@YAHH@Z"(i32 1)
+// CHECK:           to label %[[LEAVE_FUNC:.*]] unwind label %[[CLEANUP:.*]]
+
+// CHECK: [[LEAVE_FUNC]]
+// CHECK:   call x86_thiscallcc void @"\01??_DCleanup@@QAE@XZ"(
+// CHECK:   ret void
+
+// CHECK: [[CLEANUP]]
+// CHECK:   %[[CLEANUPPAD:.*]] = cleanuppad within none []
+// CHECK:   call x86_thiscallcc void @"\01??_DCleanup@@QAE@XZ"(
+// CHECK:   cleanupret from %[[CLEANUPPAD]] unwind to caller
+
+
+// CHECK-LABEL: define {{.*}} void @"\01??1Cleanup@@QAE@XZ"(
+// CHECK:   invoke i32 @"\01?f@@YAHH@Z"(i32 -1)
+// CHECK:           to label %[[LEAVE_FUNC:.*]] unwind label %[[TERMINATE:.*]]
+
+// CHECK: [[LEAVE_FUNC]]
+// CHECK:   ret void
+
+// CHECK: [[TERMINATE]]
+// CHECK:   cleanuppad within none []
+// CHECK-NEXT:   call void @"\01?terminate@@YAXXZ"()
+
diff --git a/test/CodeGenCXX/exceptions-seh-filter-captures.cpp b/test/CodeGenCXX/exceptions-seh-filter-captures.cpp
index 26ef90f5a6f3..4e8be72089d5 100644
--- a/test/CodeGenCXX/exceptions-seh-filter-captures.cpp
+++ b/test/CodeGenCXX/exceptions-seh-filter-captures.cpp
@@ -21,9 +21,10 @@ extern "C" void test_freefunc(int p1) {
 // CHECK: invoke void @might_crash()
 
 // CHECK-LABEL: define internal i32 @"\01?filt$0@0@test_freefunc@@"(i8* %exception_pointers, i8* %frame_pointer)
-// CHECK: %[[p1_i8:[^ ]*]] = call i8* @llvm.localrecover(i8* bitcast (void (i32)* @test_freefunc to i8*), i8* %frame_pointer, i32 0)
+// CHECK: %[[fp:[^ ]*]] = call i8* @llvm.x86.seh.recoverfp(i8* bitcast (void (i32)* @test_freefunc to i8*), i8* %frame_pointer)
+// CHECK: %[[p1_i8:[^ ]*]] = call i8* @llvm.localrecover(i8* bitcast (void (i32)* @test_freefunc to i8*), i8* %[[fp]], i32 0)
 // CHECK: %[[p1_ptr:[^ ]*]] = bitcast i8* %[[p1_i8]] to i32*
-// CHECK: %[[l1_i8:[^ ]*]] = call i8* @llvm.localrecover(i8* bitcast (void (i32)* @test_freefunc to i8*), i8* %frame_pointer, i32 1)
+// CHECK: %[[l1_i8:[^ ]*]] = call i8* @llvm.localrecover(i8* bitcast (void (i32)* @test_freefunc to i8*), i8* %[[fp]], i32 1)
 // CHECK: %[[l1_ptr:[^ ]*]] = bitcast i8* %[[l1_i8]] to i32*
 // CHECK: %[[s1:[^ ]*]] = load i32, i32* @"\01?s1@?1??test_freefunc@@9@4HA", align 4
 // CHECK: %[[l1:[^ ]*]] = load i32, i32* %[[l1_ptr]]
@@ -50,7 +51,8 @@ void S::test_method() {
 // CHECK: invoke void @might_crash()
 
 // CHECK-LABEL: define internal i32 @"\01?filt$0@0@test_method@S@@"(i8* %exception_pointers, i8* %frame_pointer)
-// CHECK: %[[l1_i8:[^ ]*]] = call i8* @llvm.localrecover(i8* bitcast (void (%struct.S*)* @"\01?test_method@S@@QEAAXXZ" to i8*), i8* %frame_pointer, i32 0)
+// CHECK: %[[fp:[^ ]*]] = call i8* @llvm.x86.seh.recoverfp(i8* bitcast (void (%struct.S*)* @"\01?test_method@S@@QEAAXXZ" to i8*), i8* %frame_pointer)
+// CHECK: %[[l1_i8:[^ ]*]] = call i8* @llvm.localrecover(i8* bitcast (void (%struct.S*)* @"\01?test_method@S@@QEAAXXZ" to i8*), i8* %[[fp]], i32 0)
 // CHECK: %[[l1_ptr:[^ ]*]] = bitcast i8* %[[l1_i8]] to i32*
 // CHECK: %[[l1:[^ ]*]] = load i32, i32* %[[l1_ptr]]
 // CHECK: call i32 (i32, ...) @basic_filter(i32 %[[l1]])
@@ -74,7 +76,8 @@ void test_lambda() {
 // CHECK: invoke void @might_crash()
 
 // CHECK-LABEL: define internal i32 @"\01?filt$0@0@?R<lambda_0>@?test_lambda@@YAXXZ@"(i8* %exception_pointers, i8* %frame_pointer)
-// CHECK: %[[l2_i8:[^ ]*]] = call i8* @llvm.localrecover(i8* bitcast (void (%class.anon*)* @"\01??R<lambda_0>@?test_lambda@@YAXXZ@QEBAXXZ" to i8*), i8* %frame_pointer, i32 0)
+// CHECK: %[[fp:[^ ]*]] = call i8* @llvm.x86.seh.recoverfp(i8* bitcast (void (%class.anon*)* @"\01??R<lambda_0>@?test_lambda@@YAXXZ@QEBAXXZ" to i8*), i8* %frame_pointer)
+// CHECK: %[[l2_i8:[^ ]*]] = call i8* @llvm.localrecover(i8* bitcast (void (%class.anon*)* @"\01??R<lambda_0>@?test_lambda@@YAXXZ@QEBAXXZ" to i8*), i8* %[[fp]], i32 0)
 // CHECK: %[[l2_ptr:[^ ]*]] = bitcast i8* %[[l2_i8]] to i32*
 // CHECK: %[[l2:[^ ]*]] = load i32, i32* %[[l2_ptr]]
 // CHECK: call i32 (i32, ...) @basic_filter(i32 %[[l2]])
diff --git a/test/CodeGenCXX/exceptions-seh.cpp b/test/CodeGenCXX/exceptions-seh.cpp
index 187ad4bc710e..abbe95be3404 100644
--- a/test/CodeGenCXX/exceptions-seh.cpp
+++ b/test/CodeGenCXX/exceptions-seh.cpp
@@ -32,13 +32,9 @@ extern "C" void use_cxx() {
 // CXXEH: ret void
 //
 // CXXEH: [[lpad]]
-// CXXEH: landingpad { i8*, i32 }
-// CXXEH-NEXT: cleanup
+// CXXEH: cleanuppad
 // CXXEH: call void @"\01??1HasCleanup@@QEAA@XZ"(%struct.HasCleanup* %{{.*}})
-// CXXEH: br label %[[resume:[^ ]*]]
-//
-// CXXEH: [[resume]]
-// CXXEH: resume
+// CXXEH: cleanupret
 
 // NOCXX-LABEL: define void @use_cxx()
 // NOCXX-NOT: invoke
@@ -64,17 +60,21 @@ extern "C" void use_seh() {
 // CHECK: invoke void @might_throw() #[[NOINLINE:[0-9]+]]
 // CHECK:       to label %[[cont:[^ ]*]] unwind label %[[lpad:[^ ]*]]
 //
-// CHECK: [[cont]]
-// CHECK: br label %[[ret:[^ ]*]]
-//
 // CHECK: [[lpad]]
-// CHECK: landingpad { i8*, i32 }
-// CHECK-NEXT: catch i8*
+// CHECK-NEXT: %[[switch:.*]] = catchswitch within none [label %[[cpad:.*]]] unwind to caller
 //
-// CHECK: br label %[[ret]]
+// CHECK: [[cpad]]
+// CHECK-NEXT: catchpad within %[[switch]]
+// CHECK: catchret {{.*}} label %[[except:[^ ]*]]
+//
+// CHECK: [[except]]
+// CHECK: br label %[[ret:[^ ]*]]
 //
 // CHECK: [[ret]]
 // CHECK: ret void
+//
+// CHECK: [[cont]]
+// CHECK: br label %[[ret]]
 
 void use_seh_in_lambda() {
   ([]() {
@@ -89,7 +89,7 @@ void use_seh_in_lambda() {
 
 // CXXEH-LABEL: define void @"\01?use_seh_in_lambda@@YAXXZ"()
 // CXXEH-SAME:  personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*)
-// CXXEH: landingpad { i8*, i32 }
+// CXXEH: cleanuppad
 
 // NOCXX-LABEL: define void @"\01?use_seh_in_lambda@@YAXXZ"()
 // NOCXX-NOT: invoke
@@ -98,7 +98,7 @@ void use_seh_in_lambda() {
 // CHECK-LABEL: define internal void @"\01??R<lambda_0>@?use_seh_in_lambda@@YAXXZ@QEBAXXZ"(%class.anon* %this)
 // CXXEH-SAME:  personality i8* bitcast (i32 (...)* @__C_specific_handler to i8*)
 // CHECK: invoke void @might_throw() #[[NOINLINE]]
-// CHECK: landingpad { i8*, i32 }
+// CHECK: catchpad
 
 static int my_unique_global;
 
@@ -122,8 +122,7 @@ void use_inline() {
 // CHECK-SAME:  personality i8* bitcast (i32 (...)* @__C_specific_handler to i8*)
 // CHECK: invoke void @might_throw()
 //
-// CHECK: landingpad { i8*, i32 }
-// CHECK-NEXT: catch i8* bitcast (i32 (i8*, i8*)* @"\01?filt$0@0@use_seh_in_inline_func@@" to i8*)
+// CHECK: catchpad {{.*}} [i8* bitcast (i32 (i8*, i8*)* @"\01?filt$0@0@use_seh_in_inline_func@@" to i8*)]
 //
 // CHECK: invoke void @might_throw()
 //
@@ -131,8 +130,7 @@ void use_inline() {
 // CHECK: call void @"\01?fin$0@0@use_seh_in_inline_func@@"(i8 0, i8* %[[fp]])
 // CHECK: ret void
 //
-// CHECK: landingpad { i8*, i32 }
-// CHECK-NEXT: cleanup
+// CHECK: cleanuppad
 // CHECK: %[[fp:[^ ]*]] = call i8* @llvm.localaddress()
 // CHECK: call void @"\01?fin$0@0@use_seh_in_inline_func@@"(i8 1, i8* %[[fp]])
 
diff --git a/test/CodeGenCXX/exceptions.cpp b/test/CodeGenCXX/exceptions.cpp
index e8f6c7996a16..ff76b11350db 100644
--- a/test/CodeGenCXX/exceptions.cpp
+++ b/test/CodeGenCXX/exceptions.cpp
@@ -1,6 +1,9 @@
 // RUN: %clang_cc1 %s -triple=x86_64-linux-gnu -emit-llvm -o - -fcxx-exceptions -fexceptions | FileCheck %s
 
-typedef typeof(sizeof(0)) size_t;
+typedef __typeof(sizeof(0)) size_t;
+
+// Declare the reserved global placement new.
+void *operator new(size_t, void*);
 
 // This just shouldn't crash.
 namespace test0 {
@@ -526,4 +529,21 @@ namespace test11 {
   //   (After this is a terminate landingpad.)
 }
 
+namespace test12 {
+  struct A {
+    void operator delete(void *, void *);
+    A();
+  };
+
+  A *test(void *ptr) {
+    return new (ptr) A();
+  }
+  // CHECK-LABEL: define {{.*}} @_ZN6test124testEPv(
+  // CHECK:       [[PTR:%.*]] = load i8*, i8*
+  // CHECK-NEXT:  [[CAST:%.*]] = bitcast i8* [[PTR]] to [[A:%.*]]*
+  // CHECK-NEXT:  invoke void @_ZN6test121AC1Ev([[A]]* [[CAST]])
+  // CHECK:       ret [[A]]* [[CAST]]
+  // CHECK:       invoke void @_ZN6test121AdlEPvS1_(i8* [[PTR]], i8* [[PTR]])
+}
+
 // CHECK: attributes [[NI_NR_NUW]] = { noinline noreturn nounwind }
diff --git a/test/CodeGenCXX/extern-c.cpp b/test/CodeGenCXX/extern-c.cpp
index e68738b9db58..5b59a38ba0d7 100644
--- a/test/CodeGenCXX/extern-c.cpp
+++ b/test/CodeGenCXX/extern-c.cpp
@@ -59,10 +59,10 @@ extern "C" {
 
   // CHECK-NOT: @unused
   // CHECK-NOT: @duplicate_internal
-  // CHECK: @internal_var = internal alias i32* @_Z12internal_var
+  // CHECK: @internal_var = internal alias i32, i32* @_Z12internal_var
   // CHECK-NOT: @unused
   // CHECK-NOT: @duplicate_internal
-  // CHECK: @internal_fn = internal alias i32 ()* @_Z11internal_fnv
+  // CHECK: @internal_fn = internal alias i32 (), i32 ()* @_Z11internal_fnv
   // CHECK-NOT: @unused
   // CHECK-NOT: @duplicate_internal
 }
diff --git a/test/CodeGenCXX/funcattrs-global-ctor-dtor.cpp b/test/CodeGenCXX/funcattrs-global-ctor-dtor.cpp
new file mode 100644
index 000000000000..b98cb24d5691
--- /dev/null
+++ b/test/CodeGenCXX/funcattrs-global-ctor-dtor.cpp
@@ -0,0 +1,12 @@
+// RUN: %clang_cc1 %s -triple x86_64-apple-darwin -S -stack-protector 2 -emit-llvm -o - | FileCheck %s
+
+class A {
+ public:
+  virtual ~A() {}
+};
+
+A g;
+
+// CHECK: define internal void @__cxx_global_var_init() [[ATTR0:#[0-9]+]]
+// CHECK: define internal void @_GLOBAL__sub_I_funcattrs_global_ctor_dtor.cpp() [[ATTR0]]
+// CHECK: attributes [[ATTR0]] = {{{.*}} sspstrong {{.*}}}
diff --git a/test/CodeGenCXX/globalinit-loc.cpp b/test/CodeGenCXX/globalinit-loc.cpp
index 27120526fc30..203eb2142667 100644
--- a/test/CodeGenCXX/globalinit-loc.cpp
+++ b/test/CodeGenCXX/globalinit-loc.cpp
@@ -1,10 +1,10 @@
-// RUN: %clang_cc1 -emit-llvm -g %s -o - | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited %s -o - | FileCheck %s
 // rdar://problem/14985269.
 //
 // Verify that the global init helper function does not get associated
 // with any source location.
 //
-// CHECK: define internal {{.*}}void @_GLOBAL__sub_I_globalinit_loc.cpp
+// CHECK: define internal {{.*}}void @_GLOBAL__sub_I_globalinit_loc.cpp({{.*}} {
 // CHECK: !dbg ![[DBG:.*]]
 // CHECK: !DISubprogram(linkageName: "_GLOBAL__sub_I_globalinit_loc.cpp"
 // CHECK-NOT:           line:
diff --git a/test/CodeGenCXX/homogeneous-aggregates.cpp b/test/CodeGenCXX/homogeneous-aggregates.cpp
index fbbb1ebed465..67911c0d7f90 100644
--- a/test/CodeGenCXX/homogeneous-aggregates.cpp
+++ b/test/CodeGenCXX/homogeneous-aggregates.cpp
@@ -91,7 +91,7 @@ struct HVAWithEmptyBase : Float1, Empty, Float2 { float z; };
 // ARM32: define arm_aapcs_vfpcc void @_Z15with_empty_base16HVAWithEmptyBase(%struct.HVAWithEmptyBase %a.coerce)
 void CC with_empty_base(HVAWithEmptyBase a) {}
 
-// FIXME: MSVC doesn't consider this an HVA becuase of the empty base.
+// FIXME: MSVC doesn't consider this an HVA because of the empty base.
 // X64: define x86_vectorcallcc void @"\01_Z15with_empty_base16HVAWithEmptyBase@@16"(float %a.0, float %a.1, float %a.2)
 
 struct HVAWithEmptyBitField : Float1, Float2 {
diff --git a/test/CodeGenCXX/init-invariant.cpp b/test/CodeGenCXX/init-invariant.cpp
index 8af4ae6fde46..7f348257f263 100644
--- a/test/CodeGenCXX/init-invariant.cpp
+++ b/test/CodeGenCXX/init-invariant.cpp
@@ -56,5 +56,5 @@ void e() {
 
 // CHECK-LABEL: define void @_Z1ev(
 // CHECK: call void @_ZN1AC1Ev(%struct.A* nonnull @_ZZ1evE1a)
-// CHECK: call {{.*}}@llvm.invariant.start(i64 4, i8* bitcast ({{.*}} @_ZZ1evE1a to i8*))
+// CHECK: call {{.*}}@llvm.invariant.start(i64 4, i8* nonnull bitcast ({{.*}} @_ZZ1evE1a to i8*))
 // CHECK-NOT: llvm.invariant.end
diff --git a/test/CodeGenCXX/inline-dllexport-member.cpp b/test/CodeGenCXX/inline-dllexport-member.cpp
index 4bc1d4ce633a..2160f32e0b4f 100644
--- a/test/CodeGenCXX/inline-dllexport-member.cpp
+++ b/test/CodeGenCXX/inline-dllexport-member.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple i686-windows-gnu -fms-compatibility -g -emit-llvm %s -o - \
+// RUN: %clang_cc1 -triple i686-windows-win32 -fms-extensions -debug-info-kind=limited -emit-llvm %s -o - \
 // RUN:    | FileCheck %s
 
 struct __declspec(dllexport) s {
@@ -6,6 +6,6 @@ struct __declspec(dllexport) s {
 };
 
 // CHECK: ![[SCOPE:[0-9]+]] = distinct !DICompileUnit(
-// CHECK: !DIGlobalVariable(name: "ui", linkageName: "_ZN1s2uiE", scope: ![[SCOPE]],
-// CHECK-SAME:              variable: i32* @_ZN1s2uiE
+// CHECK: !DIGlobalVariable(name: "ui", linkageName: "\01?ui@s@@2IB", scope: ![[SCOPE]],
+// CHECK-SAME:              variable: i32* @"\01?ui@s@@2IB"
 
diff --git a/test/CodeGenCXX/inline-functions.cpp b/test/CodeGenCXX/inline-functions.cpp
index 20da1f631809..f1169f91913e 100644
--- a/test/CodeGenCXX/inline-functions.cpp
+++ b/test/CodeGenCXX/inline-functions.cpp
@@ -1,12 +1,13 @@
 // RUN: %clang_cc1 %s -std=c++11 -triple=x86_64-apple-darwin10 -emit-llvm -o - | FileCheck %s --check-prefix=CHECK --check-prefix=NORMAL
-// RUN: %clang_cc1 %s -std=c++11 -fms-compatibility -triple=x86_64-apple-darwin10 -emit-llvm -o - | FileCheck %s --check-prefix=CHECK --check-prefix=MSVCCOMPAT
+// RUN: %clang_cc1 %s -std=c++11 -fms-compatibility -triple=x86_64-pc-win32 -emit-llvm -o - | FileCheck %s --check-prefix=CHECK --check-prefix=MSVCCOMPAT
 // CHECK: ; ModuleID 
 
 struct A {
     inline void f();
 };
 
-// CHECK-NOT: define void @_ZN1A1fEv
+// NORMAL-NOT: define void @_ZN1A1fEv
+// MSVCCOMPAT-NOT: define void @"\01?f@A@@QEAAXXZ"
 void A::f() { }
 
 template<typename> struct B { };
@@ -15,18 +16,21 @@ template<> struct B<char> {
   inline void f();
 };
 
-// CHECK-NOT: _ZN1BIcE1fEv
+// NORMAL-NOT: _ZN1BIcE1fEv
+// MSVCCOMPAT-NOT: @"\01?f@?$B@D@@QEAAXXZ"
 void B<char>::f() { }
 
 // We need a final CHECK line here.
 
-// CHECK-LABEL: define void @_Z1fv
+// NORMAL-LABEL: define void @_Z1fv
+// MSVCCOMPAT-LABEL: define void @"\01?f@@YAXXZ"
 void f() { }
 
 // <rdar://problem/8740363>
 inline void f1(int);
 
-// CHECK-LABEL: define linkonce_odr void @_Z2f1i
+// NORMAL-LABEL: define linkonce_odr void @_Z2f1i
+// MSVCCOMPAT-LABEL: define linkonce_odr void @"\01?f1@@YAXH@Z"
 void f1(int) { }
 
 void test_f1() { f1(17); }
@@ -39,7 +43,8 @@ namespace test1 {
     void g() {}
   };
 
-  // CHECK-LABEL: define linkonce_odr void @_ZN5test11C4funcEv(
+  // NORMAL-LABEL: define linkonce_odr void @_ZN5test11C4funcEv(
+  // MSVCCOMPAT-LABEL: define linkonce_odr void @"\01?func@C@test1@@QEAAXXZ"(
 
   class C {
   public:
@@ -66,59 +71,65 @@ namespace test2 {
     A a;
     f(a);
   }
-  // CHECK-LABEL: define linkonce_odr void @_ZN5test21fERKNS_1AE
+  // NORMAL-LABEL: define linkonce_odr void @_ZN5test21fERKNS_1AE
+  // MSVCCOMPAT-LABEL: define linkonce_odr void @"\01?f@test2@@YAXAEBUA@1@@Z"
 }
 
-// MSVCCOMPAT-LABEL: define weak_odr void @_Z17ExternAndInlineFnv
 // NORMAL-NOT: _Z17ExternAndInlineFnv
+// MSVCCOMPAT-LABEL: define weak_odr void @"\01?ExternAndInlineFn@@YAXXZ"
 extern inline void ExternAndInlineFn() {}
 
-// MSVCCOMPAT-LABEL: define weak_odr void @_Z18InlineThenExternFnv
 // NORMAL-NOT: _Z18InlineThenExternFnv
+// MSVCCOMPAT-LABEL: define weak_odr void @"\01?InlineThenExternFn@@YAXXZ"
 inline void InlineThenExternFn() {}
 extern void InlineThenExternFn();
 
-// CHECK-LABEL: define void @_Z18ExternThenInlineFnv
+// NORMAL-LABEL: define void @_Z18ExternThenInlineFnv
+// MSVCCOMPAT-LABEL: define void @"\01?ExternThenInlineFn@@YAXXZ"
 extern void ExternThenInlineFn() {}
 
-// MSVCCOMPAT-LABEL: define weak_odr void @_Z25ExternThenInlineThenDefFnv
 // NORMAL-NOT: _Z25ExternThenInlineThenDefFnv
+// MSVCCOMPAT-LABEL: define weak_odr void @"\01?ExternThenInlineThenDefFn@@YAXXZ"
 extern void ExternThenInlineThenDefFn();
 inline void ExternThenInlineThenDefFn();
 void ExternThenInlineThenDefFn() {}
 
-// MSVCCOMPAT-LABEL: define weak_odr void @_Z25InlineThenExternThenDefFnv
 // NORMAL-NOT: _Z25InlineThenExternThenDefFnv
+// MSVCCOMPAT-LABEL: define weak_odr void @"\01?InlineThenExternThenDefFn@@YAXXZ"
 inline void InlineThenExternThenDefFn();
 extern void InlineThenExternThenDefFn();
 void InlineThenExternThenDefFn() {}
 
-// MSVCCOMPAT-LABEL: define weak_odr i32 @_Z20ExternAndConstexprFnv
 // NORMAL-NOT: _Z17ExternAndConstexprFnv
+// MSVCCOMPAT-LABEL: define weak_odr i32 @"\01?ExternAndConstexprFn@@YAHXZ"
 extern constexpr int ExternAndConstexprFn() { return 0; }
 
-// CHECK-NOT: _Z11ConstexprFnv
+// NORMAL-NOT: _Z11ConstexprFnv
+// MSVCCOMPAT-NOT: @"\01?ConstexprFn@@YAHXZ"
 constexpr int ConstexprFn() { return 0; }
 
 template <typename T>
 extern inline void ExternInlineOnPrimaryTemplate(T);
 
-// CHECK-LABEL: define void @_Z29ExternInlineOnPrimaryTemplateIiEvT_
+// NORMAL-LABEL: define void @_Z29ExternInlineOnPrimaryTemplateIiEvT_
+// MSVCCOMPAT-LABEL: define void @"\01??$ExternInlineOnPrimaryTemplate@H@@YAXH@Z"
 template <>
 void ExternInlineOnPrimaryTemplate(int) {}
 
 template <typename T>
 extern inline void ExternInlineOnPrimaryTemplateAndSpecialization(T);
 
-// MSVCCOMPAT-LABEL: define weak_odr void @_Z46ExternInlineOnPrimaryTemplateAndSpecializationIiEvT_
 // NORMAL-NOT: _Z46ExternInlineOnPrimaryTemplateAndSpecializationIiEvT_
+// MSVCCOMPAT-LABEL: define weak_odr void @"\01??$ExternInlineOnPrimaryTemplateAndSpecialization@H@@YAXH@Z"
 template <>
 extern inline void ExternInlineOnPrimaryTemplateAndSpecialization(int) {}
 
 struct TypeWithInlineMethods {
-  // CHECK-NOT: _ZN21TypeWithInlineMethods9StaticFunEv
+  // NORMAL-NOT: _ZN21TypeWithInlineMethods9StaticFunEv
+  // MSVCCOMPAT-NOT: @"\01?StaticFun@TypeWithInlineMethods@@SAXXZ"
   static void StaticFun() {}
-  // CHECK-NOT: _ZN21TypeWithInlineMethods12NonStaticFunEv
+  // NORMAL-NOT: _ZN21TypeWithInlineMethods12NonStaticFunEv
+  // MSVCCOMPAT-NOT: @"\01?NonStaticFun@TypeWithInlineMethods@@QEAAXXZ"
   void NonStaticFun() { StaticFun(); }
 };
 
@@ -134,5 +145,6 @@ struct S {
 };
 
 __attribute__((used)) inline S<int> Foo() { return S<int>(); }
-// CHECK-LABEL: define linkonce_odr void @_ZN7PR229593FooEv(
+// NORMAL-LABEL: define linkonce_odr void @_ZN7PR229593FooEv(
+// MSVCCOMPAT-LABEL: define linkonce_odr i8 @"\01?Foo@PR22959@@YA?AU?$S@H@1@XZ"(
 }
diff --git a/test/CodeGenCXX/invariant.group-for-vptrs.cpp b/test/CodeGenCXX/invariant.group-for-vptrs.cpp
new file mode 100644
index 000000000000..ca737ee23fb4
--- /dev/null
+++ b/test/CodeGenCXX/invariant.group-for-vptrs.cpp
@@ -0,0 +1,74 @@
+// RUN: %clang_cc1 -triple=x86_64-pc-linux-gnu -emit-llvm %s -fstrict-vtable-pointers -O1 -o - -disable-llvm-optzns | FileCheck %s
+
+struct A {
+  virtual void foo();
+};
+
+struct D : A {
+  void foo();
+};
+
+// CHECK-LABEL: define void @_Z21testExternallyVisiblev()
+void testExternallyVisible() {
+  A *a = new A;
+
+  // CHECK: load {{.*}} !invariant.group ![[A_MD:[0-9]+]]
+  a->foo();
+
+  D *d = new D;
+  // CHECK: call void @_ZN1DC1Ev(
+  // CHECK: load {{.*}} !invariant.group ![[D_MD:[0-9]+]]
+  d->foo();
+  A *a2 = d;
+  // CHECK: load {{.*}} !invariant.group ![[A_MD]]
+  a2->foo();
+}
+// CHECK-LABEL: }
+
+namespace {
+
+struct B {
+  virtual void bar();
+};
+
+struct C : B {
+  void bar();
+};
+
+}
+
+// CHECK-LABEL: define void @_Z21testInternallyVisibleb(
+void testInternallyVisible(bool p) {
+  B *b = new B;
+  // CHECK: = load {{.*}}, !invariant.group ![[B_MD:[0-9]+]]
+  b->bar();
+
+  // CHECK: call void @_ZN12_GLOBAL__N_11CC1Ev(
+  C *c = new C;
+  // CHECK: = load {{.*}}, !invariant.group ![[C_MD:[0-9]+]]
+  c->bar();
+}
+
+// Checking A::A()
+// CHECK-LABEL: define linkonce_odr void @_ZN1AC2Ev(
+// CHECK: store {{.*}}, !invariant.group ![[A_MD]]
+// CHECK-LABEL: }
+
+// Checking D::D()
+// CHECK-LABEL: define linkonce_odr void @_ZN1DC2Ev(
+// CHECK:  = call i8* @llvm.invariant.group.barrier(i8*
+// CHECK:  call void @_ZN1AC2Ev(%struct.A*
+// CHECK: store {{.*}} !invariant.group ![[D_MD]]
+
+// Checking B::B()
+// CHECK-LABEL: define internal void @_ZN12_GLOBAL__N_11BC2Ev(
+// CHECK:  store {{.*}}, !invariant.group ![[B_MD]]
+
+// Checking C::C()
+// CHECK-LABEL: define internal void @_ZN12_GLOBAL__N_11CC2Ev(
+// CHECK:  store {{.*}}, !invariant.group ![[C_MD]]
+
+// CHECK: ![[A_MD]] = !{!"_ZTS1A"}
+// CHECK: ![[D_MD]] = !{!"_ZTS1D"}
+// CHECK: ![[B_MD]] = distinct !{}
+// CHECK: ![[C_MD]] = distinct !{}
diff --git a/test/CodeGenCXX/lambda-expressions.cpp b/test/CodeGenCXX/lambda-expressions.cpp
index 28a8841b600a..2ea0561f9e92 100644
--- a/test/CodeGenCXX/lambda-expressions.cpp
+++ b/test/CodeGenCXX/lambda-expressions.cpp
@@ -81,7 +81,7 @@ int g() {
 };
 
 // PR14773
-// CHECK: [[ARRVAL:%[0-9a-zA-Z]*]] = load i32, i32* getelementptr inbounds ([0 x i32], [0 x i32]* @_ZZ14staticarrayrefvE5array, i32 0, i64 0), align 4
+// CHECK: [[ARRVAL:%[0-9a-zA-Z]*]] = load i32, i32* getelementptr inbounds ([0 x i32], [0 x i32]* @_ZZ14staticarrayrefvE5array, i64 0, i64 0), align 4
 // CHECK-NEXT: store i32 [[ARRVAL]]
 void staticarrayref(){
   static int array[] = {};
diff --git a/test/CodeGenCXX/linetable-cleanup.cpp b/test/CodeGenCXX/linetable-cleanup.cpp
index 99aa814a9332..fbef05e53267 100644
--- a/test/CodeGenCXX/linetable-cleanup.cpp
+++ b/test/CodeGenCXX/linetable-cleanup.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -g -triple x86_64-apple-darwin10 %s -o - | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited -triple x86_64-apple-darwin10 %s -o - | FileCheck %s
 
 // Check the line numbers for cleanup code with EH in combination with
 // simple return expressions.
diff --git a/test/CodeGenCXX/linetable-eh.cpp b/test/CodeGenCXX/linetable-eh.cpp
index 219aab1bf54b..8c0a3971c599 100644
--- a/test/CodeGenCXX/linetable-eh.cpp
+++ b/test/CodeGenCXX/linetable-eh.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -g -triple x86_64-apple-macosx10.9.0 -munwind-tables -std=c++11 -fcxx-exceptions -fexceptions %s -o - | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited -triple x86_64-apple-macosx10.9.0 -munwind-tables -std=c++11 -fcxx-exceptions -fexceptions %s -o - | FileCheck %s
 
 // Test that emitting a landing pad does not affect the line table
 // entries for the code that triggered it.
diff --git a/test/CodeGenCXX/linetable-fnbegin.cpp b/test/CodeGenCXX/linetable-fnbegin.cpp
index 1f752ff0b4ec..f4cf53b0c5f5 100644
--- a/test/CodeGenCXX/linetable-fnbegin.cpp
+++ b/test/CodeGenCXX/linetable-fnbegin.cpp
@@ -1,13 +1,13 @@
-// RUN: %clang_cc1 -emit-llvm -g %s -o - | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited %s -o - | FileCheck %s
 // Test that the line table info for Foo<T>::bar() is pointing to the
 // right header file.
 // CHECK: define{{.*}}bar
 // CHECK-NOT: define
 // CHECK: ret {{.*}}, !dbg [[DBG:.*]]
 // CHECK: [[HPP:.*]] = !DIFile(filename: "./template.hpp",
-// CHECK: [[SP:.*]] = !DISubprogram(name: "bar",
-// CHECK-SAME:                      file: [[HPP]], line: 22
-// CHECK-SAME:                      isDefinition: true
+// CHECK: [[SP:.*]] = distinct !DISubprogram(name: "bar",
+// CHECK-SAME:                               file: [[HPP]], line: 22
+// CHECK-SAME:                               isDefinition: true
 // We shouldn't need a lexical block for this function.
 // CHECK: [[DBG]] = !DILocation(line: 23, scope: [[SP]])
 
diff --git a/test/CodeGenCXX/linetable-virtual-variadic.cpp b/test/CodeGenCXX/linetable-virtual-variadic.cpp
index 115f1ae71408..8d1bf47814f8 100644
--- a/test/CodeGenCXX/linetable-virtual-variadic.cpp
+++ b/test/CodeGenCXX/linetable-virtual-variadic.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple x86_64-apple-darwin -emit-llvm -gline-tables-only %s -o - | FileCheck %s
+// RUN: %clang_cc1 -triple x86_64-apple-darwin -emit-llvm -debug-info-kind=line-tables-only %s -o - | FileCheck %s
 // Crasher for PR22929.
 class Base {
   virtual void VariadicFunction(...);
@@ -10,7 +10,7 @@ class Derived : public virtual Base {
 
 void Derived::VariadicFunction(...) { }
 
-// CHECK-LABEL: define void @_ZN7Derived16VariadicFunctionEz(
+// CHECK: define void @_ZN7Derived16VariadicFunctionEz({{.*}} !dbg ![[SP:[0-9]+]]
 // CHECK: ret void, !dbg ![[LOC:[0-9]+]]
 // CHECK-LABEL: define void @_ZT{{.+}}N7Derived16VariadicFunctionEz(
 // CHECK: ret void, !dbg ![[LOC:[0-9]+]]
@@ -18,6 +18,6 @@ void Derived::VariadicFunction(...) { }
 // CHECK: !llvm.dbg.cu = !{![[CU:[0-9]+]]}
 //
 // CHECK: ![[CU]] = distinct !DICompileUnit({{.*}} subprograms: ![[SPs:[0-9]+]]
-// CHECK: ![[SPs]] = !{![[SP:[0-9]+]]}
-// CHECK: ![[SP]] = !DISubprogram(name: "VariadicFunction",{{.*}} function: {{[^:]+}} @_ZN7Derived16VariadicFunctionEz
+// CHECK: ![[SPs]] = !{![[SP]]}
+// CHECK: ![[SP]] = distinct !DISubprogram(name: "VariadicFunction"
 // CHECK: ![[LOC]] = !DILocation({{.*}}scope: ![[SP]])
diff --git a/test/CodeGenCXX/lpad-linetable.cpp b/test/CodeGenCXX/lpad-linetable.cpp
index 7f1d2214d8fc..69236693c9c2 100644
--- a/test/CodeGenCXX/lpad-linetable.cpp
+++ b/test/CodeGenCXX/lpad-linetable.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1  -fcxx-exceptions -fexceptions -emit-llvm -g -triple x86_64-apple-darwin10 %s -o - | FileCheck %s
+// RUN: %clang_cc1  -fcxx-exceptions -fexceptions -emit-llvm -debug-info-kind=limited -triple x86_64-apple-darwin10 %s -o - | FileCheck %s
 // The landing pad should have the line number of the closing brace of the function.
 // rdar://problem/13888152
 // CHECK: ret i32
diff --git a/test/CodeGenCXX/main-norecurse.cpp b/test/CodeGenCXX/main-norecurse.cpp
new file mode 100644
index 000000000000..0f3640260962
--- /dev/null
+++ b/test/CodeGenCXX/main-norecurse.cpp
@@ -0,0 +1,8 @@
+// RUN: %clang_cc1 -emit-llvm %s -o - | FileCheck %s
+
+// CHECK: define {{.*}} @main({{.*}}) #0
+int main(int argc, char **argv) {
+    return 1;
+}
+
+// CHECK: attributes #0 = { norecurse{{.*}} }
diff --git a/test/CodeGenCXX/mangle-literal-suffix.cpp b/test/CodeGenCXX/mangle-literal-suffix.cpp
index ab557d5a1bfa..d3ca9ffc378d 100644
--- a/test/CodeGenCXX/mangle-literal-suffix.cpp
+++ b/test/CodeGenCXX/mangle-literal-suffix.cpp
@@ -1,4 +1,5 @@
-// RUN: %clang_cc1 -triple mips-none-none -emit-llvm -o - %s | FileCheck %s
+// RUN: %clang_cc1 -triple mips-none-none -emit-llvm -o - %s | FileCheck %s -check-prefix=CHECK -check-prefix=FP64
+// RUN: %clang_cc1 -triple powerpc64-none-none -emit-llvm -o - %s | FileCheck %s -check-prefix=CHECK -check-prefix=FP128
 
 template <class T> void g3(char (&buffer)[sizeof(T() + 5.0)]) {}
 template void g3<int>(char (&)[sizeof(double)]);
@@ -6,7 +7,8 @@ template void g3<int>(char (&)[sizeof(double)]);
 
 template <class T> void g4(char (&buffer)[sizeof(T() + 5.0L)]) {}
 template void g4<int>(char (&)[sizeof(long double)]);
-// CHECK: _Z2g4IiEvRAszplcvT__ELe4014000000000000E_c
+// FP64: _Z2g4IiEvRAszplcvT__ELe4014000000000000E_c
+// FP128: _Z2g4IiEvRAszplcvT__ELg00000000000000004014000000000000E_c
 
 template <class T> void g5(char (&buffer)[sizeof(T() + 5)]) {}
 template void g5<int>(char (&)[sizeof(int)]);
diff --git a/test/CodeGenCXX/mangle-ms-cxx11.cpp b/test/CodeGenCXX/mangle-ms-cxx11.cpp
index 3f4075f7f372..999def87fc5e 100644
--- a/test/CodeGenCXX/mangle-ms-cxx11.cpp
+++ b/test/CodeGenCXX/mangle-ms-cxx11.cpp
@@ -243,3 +243,46 @@ void f() {}
 template void f<AliasA>();
 // CHECK-DAG: @"\01??$f@$$YAliasA@PR20047@@@PR20047@@YAXXZ"
 }
+
+namespace UnnamedType {
+struct A {
+  struct {} *TD;
+};
+
+void f(decltype(*A::TD)) {}
+// CHECK-DAG: @"\01?f@UnnamedType@@YAXAAU<unnamed-type-TD>@A@1@@Z"
+
+template <typename T>
+struct B {
+  enum {
+  } *e;
+};
+
+void f(decltype(B<int>::e)) {}
+// CHECK-DAG: @"\01?f@UnnamedType@@YAXPAW4<unnamed-type-e>@?$B@H@1@@Z
+}
+
+namespace PR24651 {
+template <typename T>
+void f(T) {}
+
+void g() {
+  enum {} E;
+  f(E);
+  {
+    enum {} E;
+    f(E);
+  }
+}
+// CHECK-DAG: @"\01??$f@W4<unnamed-type-E>@?1??g@PR24651@@YAXXZ@@PR24651@@YAXW4<unnamed-type-E>@?1??g@0@YAXXZ@@Z"
+// CHECK-DAG: @"\01??$f@W4<unnamed-type-E>@?2??g@PR24651@@YAXXZ@@PR24651@@YAXW4<unnamed-type-E>@?2??g@0@YAXXZ@@Z"
+}
+
+namespace PR18204 {
+template <typename T>
+int f(T *);
+static union {
+  int n = f(this);
+};
+// CHECK-DAG: @"\01??$f@T<unnamed-type-$S1>@PR18204@@@PR18204@@YAHPAT<unnamed-type-$S1>@0@@Z"
+}
diff --git a/test/CodeGenCXX/mangle-ms-cxx14.cpp b/test/CodeGenCXX/mangle-ms-cxx14.cpp
index 51627dd89e19..9d30c406c8c7 100644
--- a/test/CodeGenCXX/mangle-ms-cxx14.cpp
+++ b/test/CodeGenCXX/mangle-ms-cxx14.cpp
@@ -3,27 +3,27 @@
 
 template <typename> int x = 0;
 
-// CHECK: "\01??$x@X@@3HA"
+// CHECK-DAG: "\01??$x@X@@3HA"
 template <> int x<void>;
-// CHECK: "\01??$x@H@@3HA"
+// CHECK-DAG: "\01??$x@H@@3HA"
 template <> int x<int>;
 
-// CHECK: "\01?FunctionWithLocalType@@YA?A?<auto>@@XZ"
+// CHECK-DAG: "\01?FunctionWithLocalType@@YA?A?<auto>@@XZ"
 auto FunctionWithLocalType() {
   struct LocalType {};
   return LocalType{};
 }
 
-// CHECK: "\01?ValueFromFunctionWithLocalType@@3ULocalType@?1??FunctionWithLocalType@@YA?A?<auto>@@XZ@A"
+// CHECK-DAG: "\01?ValueFromFunctionWithLocalType@@3ULocalType@?1??FunctionWithLocalType@@YA?A?<auto>@@XZ@A"
 auto ValueFromFunctionWithLocalType = FunctionWithLocalType();
 
-// CHECK: "\01??R<lambda_0>@@QBE?A?<auto>@@XZ"
+// CHECK-DAG: "\01??R<lambda_0>@@QBE?A?<auto>@@XZ"
 auto LambdaWithLocalType = [] {
   struct LocalType {};
   return LocalType{};
 };
 
-// CHECK: "\01?ValueFromLambdaWithLocalType@@3ULocalType@?1???R<lambda_0>@@QBE?A?<auto>@@XZ@A"
+// CHECK-DAG: "\01?ValueFromLambdaWithLocalType@@3ULocalType@?1???R<lambda_0>@@QBE?A?<auto>@@XZ@A"
 auto ValueFromLambdaWithLocalType = LambdaWithLocalType();
 
 template <typename T>
@@ -39,6 +39,19 @@ auto TemplateFuncionWithLocalLambda(T) {
 // MSVC2013-DAG: "\01?ValueFromTemplateFuncionWithLocalLambda@@3ULocalType@?2???R<lambda_1>@??$TemplateFuncionWithLocalLambda@H@@YA?A?<auto>@@H@Z@QBE?A?3@XZ@A"
 // MSVC2015-DAG: "\01?ValueFromTemplateFuncionWithLocalLambda@@3ULocalType@?1???R<lambda_1>@??$TemplateFuncionWithLocalLambda@H@@YA?A?<auto>@@H@Z@QBE?A?3@XZ@A"
 // MSVC2015-DAG: "\01?ValueFromTemplateFuncionWithLocalLambda@@3ULocalType@?1???R<lambda_1>@??$TemplateFuncionWithLocalLambda@H@@YA?A?<auto>@@H@Z@QBE?A?3@XZ@A"
-// CHECK: "\01??$TemplateFuncionWithLocalLambda@H@@YA?A?<auto>@@H@Z"
-// CHECK: "\01??R<lambda_1>@??$TemplateFuncionWithLocalLambda@H@@YA?A?<auto>@@H@Z@QBE?A?1@XZ"
+// CHECK-DAG: "\01??$TemplateFuncionWithLocalLambda@H@@YA?A?<auto>@@H@Z"
+// CHECK-DAG: "\01??R<lambda_1>@??$TemplateFuncionWithLocalLambda@H@@YA?A?<auto>@@H@Z@QBE?A?1@XZ"
 auto ValueFromTemplateFuncionWithLocalLambda = TemplateFuncionWithLocalLambda(0);
+
+struct S;
+template <int S::*>
+int WithPMD = 0;
+
+template <> int WithPMD<nullptr>;
+// CHECK-DAG: "\01??$WithPMD@$GA@A@?0@@3HA"
+
+template <const int *, const int *>
+struct Foo {};
+
+Foo<&x<int>, &x<int>> Zoo;
+// CHECK-DAG: "\01?Zoo@@3U?$Foo@$1??$x@H@@3HA$1?1@3HA@@A"
diff --git a/test/CodeGenCXX/mangle-ms-vector-types.cpp b/test/CodeGenCXX/mangle-ms-vector-types.cpp
index aca492918a1e..53a1a43fe4af 100644
--- a/test/CodeGenCXX/mangle-ms-vector-types.cpp
+++ b/test/CodeGenCXX/mangle-ms-vector-types.cpp
@@ -27,7 +27,11 @@ void foo256i(__m256i) {}
 
 // We have a custom mangling for vector types not standardized by Intel.
 void foov8hi(__v8hi) {}
-// CHECK: define void @"\01?foov8hi@@YAXT__clang_vec8_F@@@Z"
+// CHECK: define void @"\01?foov8hi@@YAXT?$__vector@F$07@__clang@@@Z"
+
+typedef __attribute__((ext_vector_type(4))) int vi4b;
+void foovi4b(vi4b) {}
+// CHECK: define void @"\01?foovi4b@@YAXT?$__vector@H$03@__clang@@@Z"
 
 // Clang does not support vectors of complex types, so we can't test the
 // mangling of them.
diff --git a/test/CodeGenCXX/mangle-ms.cpp b/test/CodeGenCXX/mangle-ms.cpp
index 0da5c6f1f8df..c2a311423a9d 100644
--- a/test/CodeGenCXX/mangle-ms.cpp
+++ b/test/CodeGenCXX/mangle-ms.cpp
@@ -21,6 +21,10 @@ int _c(void) {return N::anonymous + c;}
 // CHECK-DAG: @"\01?_c@@YAHXZ"
 // X64-DAG:   @"\01?_c@@YAHXZ"
 
+const int &NeedsReferenceTemporary = 2;
+// CHECK-DAG: @"\01?NeedsReferenceTemporary@@3ABHB" = constant i32* @"\01?$RT1@NeedsReferenceTemporary@@3ABHB"
+// X64-DAG: @"\01?NeedsReferenceTemporary@@3AEBHEB" = constant i32* @"\01?$RT1@NeedsReferenceTemporary@@3AEBHEB"
+
 class foo {
   static const short d;
 // CHECK-DAG: @"\01?d@foo@@0FB"
@@ -389,3 +393,64 @@ template void fn_tmpl<extern_c_func>();
 
 extern "C" void __attribute__((overloadable)) overloaded_fn() {}
 // CHECK-DAG: @"\01?overloaded_fn@@$$J0YAXXZ"
+
+namespace UnnamedType {
+struct S {
+  typedef struct {} *T1[1];
+  typedef struct {} T2;
+  typedef struct {} *T3, T4;
+  using T5 = struct {};
+  using T6 = struct {} *;
+};
+void f(S::T1) {}
+void f(S::T2) {}
+void f(S::T3) {}
+void f(S::T4) {}
+void f(S::T5) {}
+void f(S::T6) {}
+// CHECK-DAG: @"\01?f@UnnamedType@@YAXQAPAU<unnamed-type-T1>@S@1@@Z"
+// CHECK-DAG: @"\01?f@UnnamedType@@YAXUT2@S@1@@Z"
+// CHECK-DAG: @"\01?f@UnnamedType@@YAXPAUT4@S@1@@Z"
+// CHECK-DAG: @"\01?f@UnnamedType@@YAXUT4@S@1@@Z"
+// CHECK-DAG: @"\01?f@UnnamedType@@YAXUT5@S@1@@Z"
+// CHECK-DAG: @"\01?f@UnnamedType@@YAXPAU<unnamed-type-T6>@S@1@@Z"
+
+// X64-DAG: @"\01?f@UnnamedType@@YAXQEAPEAU<unnamed-type-T1>@S@1@@Z"
+// X64-DAG: @"\01?f@UnnamedType@@YAXUT2@S@1@@Z"
+// X64-DAG: @"\01?f@UnnamedType@@YAXPEAUT4@S@1@@Z"(%"struct.UnnamedType::S::T4"
+// X64-DAG: @"\01?f@UnnamedType@@YAXUT4@S@1@@Z"
+// X64-DAG: @"\01?f@UnnamedType@@YAXUT5@S@1@@Z"
+// X64-DAG: @"\01?f@UnnamedType@@YAXPEAU<unnamed-type-T6>@S@1@@Z"
+}
+
+namespace PassObjectSize {
+// NOTE: This mangling is subject to change.
+// Reiterating from the comment in MicrosoftMangle, the scheme is pretend a
+// parameter of type __clang::__pass_object_sizeN exists after each pass object
+// size param P, where N is the Type of the pass_object_size attribute on P.
+//
+// e.g. we want to mangle:
+//   void foo(void *const __attribute__((pass_object_size(0))));
+// as if it were
+//   namespace __clang { enum __pass_object_size0 : size_t {}; }
+//   void foo(void *const, __clang::__pass_object_size0);
+// where __clang is a top-level namespace.
+
+// CHECK-DAG: define i32 @"\01?foo@PassObjectSize@@YAHQAHW4__pass_object_size0@__clang@@@Z"
+int foo(int *const i __attribute__((pass_object_size(0)))) { return 0; }
+// CHECK-DAG: define i32 @"\01?bar@PassObjectSize@@YAHQAHW4__pass_object_size1@__clang@@@Z"
+int bar(int *const i __attribute__((pass_object_size(1)))) { return 0; }
+// CHECK-DAG: define i32 @"\01?qux@PassObjectSize@@YAHQAHW4__pass_object_size1@__clang@@0W4__pass_object_size0@3@@Z"
+int qux(int *const i __attribute__((pass_object_size(1))), int *const j __attribute__((pass_object_size(0)))) { return 0; }
+// CHECK-DAG: define i32 @"\01?zot@PassObjectSize@@YAHQAHW4__pass_object_size1@__clang@@01@Z"
+int zot(int *const i __attribute__((pass_object_size(1))), int *const j __attribute__((pass_object_size(1)))) { return 0; }
+}
+
+namespace Atomic {
+// CHECK-DAG: define void @"\01?f@Atomic@@YAXU?$_Atomic@H@__clang@@@Z"(
+void f(_Atomic(int)) {}
+}
+namespace Complex {
+// CHECK-DAG: define void @"\01?f@Complex@@YAXU?$_Complex@H@__clang@@@Z"(
+void f(_Complex int) {}
+}
diff --git a/test/CodeGenCXX/mangle-variadic-templates.cpp b/test/CodeGenCXX/mangle-variadic-templates.cpp
index 264cc113cd57..d2c1b7726590 100644
--- a/test/CodeGenCXX/mangle-variadic-templates.cpp
+++ b/test/CodeGenCXX/mangle-variadic-templates.cpp
@@ -3,11 +3,12 @@
 template<unsigned I, typename ...Types>
 struct X { };
 
-template<typename T> struct identity { };
+template<typename T> struct identity { using type = T; };
 template<typename T> struct add_reference;
 template<typename ...Types> struct tuple { };
 template<int ...Values> struct int_tuple { };
 template<template<typename> class ...Templates> struct template_tuple { };
+template<typename ...T> using ArrayOfN = int[sizeof...(T)];
 
 // CHECK-LABEL: define weak_odr void @_Z2f0IJEEv1XIXsZT_EJDpRT_EE
 template<typename ...Types>
@@ -65,3 +66,12 @@ template<template<typename> class ...Templates>
 template_tuple<Templates...> f7() {}
 // CHECK-LABEL: define weak_odr void @_Z2f7IJ8identity13add_referenceEE14template_tupleIJDpT_EEv
 template template_tuple<identity, add_reference> f7();
+
+template<typename T, typename ...U> void f8(ArrayOfN<int, U..., T, typename U::type...>&) {}
+// CHECK-LABEL: define weak_odr void @_Z2f8IiJ8identityIiES0_IfEEEvRAsPiDpT0_T_DpNS3_4typeEE_i
+template void f8<int, identity<int>, identity<float>>(int (&)[6]);
+
+template<typename ...T> void f10(ArrayOfN<T...> &) {}
+// FIXME: This is wrong; should be @_Z3f10IJifEEvRAsZT__i
+// CHECK-LABEL: define weak_odr void @_Z3f10IJifEEvRAsPDpT_E_i
+template void f10<int, float>(int (&)[2]);
diff --git a/test/CodeGenCXX/member-alignment.cpp b/test/CodeGenCXX/member-alignment.cpp
index 43ed5e28e884..ff6bb442b847 100644
--- a/test/CodeGenCXX/member-alignment.cpp
+++ b/test/CodeGenCXX/member-alignment.cpp
@@ -1,4 +1,9 @@
-// RUN: %clang_cc1 -emit-llvm -triple %itanium_abi_triple %s -o - | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -triple %itanium_abi_triple %s -o - | \
+// RUN: FileCheck -check-prefix CHECK-ITANIUM %s
+// RUN: %clang_cc1 -emit-llvm -triple wasm32-unknown-unknown %s -o - | \
+// RUN: FileCheck -check-prefix CHECK-WEBASSEMBLY32 %s
+// RUN: %clang_cc1 -emit-llvm -triple wasm64-unknown-unknown %s -o - | \
+// RUN: FileCheck -check-prefix CHECK-WEBASSEMBLY64 %s
 
 // rdar://7268289
 
@@ -10,10 +15,14 @@ public:
 
 void
 t::bar(void) {
-// CHECK: _ZN1t3barEv{{.*}} align 2
+// CHECK-ITANIUM: @_ZN1t3barEv({{.*}}) #0 align 2 {
+// CHECK-WEBASSEMBLY32: @_ZN1t3barEv({{.*}}) #0 {
+// CHECK-WEBASSEMBLY64: @_ZN1t3barEv({{.*}}) #0 {
 }
 
 void
 t::foo(void) {
-// CHECK: _ZN1t3fooEv{{.*}} align 2
+// CHECK-ITANIUM: @_ZN1t3fooEv({{.*}}) unnamed_addr #0 align 2 {
+// CHECK-WEBASSEMBLY32: @_ZN1t3fooEv({{.*}}) unnamed_addr #0 {
+// CHECK-WEBASSEMBLY64: @_ZN1t3fooEv({{.*}}) unnamed_addr #0 {
 }
diff --git a/test/CodeGenCXX/member-function-pointers.cpp b/test/CodeGenCXX/member-function-pointers.cpp
index 7ffe4cd9d284..faeb8550c3c4 100644
--- a/test/CodeGenCXX/member-function-pointers.cpp
+++ b/test/CodeGenCXX/member-function-pointers.cpp
@@ -8,6 +8,8 @@
 // RUN: %clang_cc1 %s -emit-llvm -o - -triple=le32-unknown-nacl | FileCheck -check-prefix GLOBAL-ARM %s
 // MIPS uses the same representation of method pointers as ARM.
 // RUN: %clang_cc1 %s -emit-llvm -o - -triple=mips-unknown-linux-gnu | FileCheck -check-prefix GLOBAL-ARM %s
+// WebAssembly uses the same representation of method pointers as ARM.
+// RUN: %clang_cc1 %s -emit-llvm -o - -triple=wasm32-unknown-unknown | FileCheck -check-prefix GLOBAL-ARM %s
 
 struct A { int a; void f(); virtual void vf1(); virtual void vf2(); };
 struct B { int b; virtual void g(); };
diff --git a/test/CodeGenCXX/member-initializers.cpp b/test/CodeGenCXX/member-initializers.cpp
deleted file mode 100644
index c98e6bf92362..000000000000
--- a/test/CodeGenCXX/member-initializers.cpp
+++ /dev/null
@@ -1,35 +0,0 @@
-// RUN: %clang_cc1 -emit-llvm %s -o - -triple=x86_64-apple-darwin10 -O3 | FileCheck %s
-
-struct A {
-  virtual int f() { return 1; }
-};
-
-struct B : A {
-  B() : i(f()) { }
-  
-  virtual int f() { return 2; }
-  
-  int i;
-};
-
-// CHECK-LABEL: define i32 @_Z1fv() #0
-int f() {
-  B b;
-  
-  // CHECK: ret i32 2
-  return b.i;
-}
-
-// Test that we don't try to fold the default value of j when initializing i.
-// CHECK: define i32 @_Z9test_foldv() [[NUW_RN:#[0-9]+]]
-int test_fold() {
-  struct A {
-    A(const int j = 1) : i(j) { } 
-    int i;
-  };
-
-  // CHECK: ret i32 2
-  return A(2).i;
-}
-
-// CHECK: attributes [[NUW_RN]] = { nounwind readnone{{.*}} }
diff --git a/test/CodeGenCXX/microsoft-abi-arg-order.cpp b/test/CodeGenCXX/microsoft-abi-arg-order.cpp
index cbef1045080e..68c141f1620f 100644
--- a/test/CodeGenCXX/microsoft-abi-arg-order.cpp
+++ b/test/CodeGenCXX/microsoft-abi-arg-order.cpp
@@ -42,18 +42,19 @@ void call_foo() {
 // X86: call i8* @llvm.stacksave()
 // X86: %[[argmem:[^ ]*]] = alloca inalloca [[argmem_ty]]
 // X86: %[[arg3:[^ ]*]] = getelementptr inbounds [[argmem_ty]], [[argmem_ty]]* %[[argmem]], i32 0, i32 2
-// X86: invoke x86_thiscallcc %struct.A* @"\01??0A@@QAE@H@Z"(%struct.A* %[[arg3]], i32 3)
+// X86: call x86_thiscallcc %struct.A* @"\01??0A@@QAE@H@Z"(%struct.A* %[[arg3]], i32 3)
 // X86: %[[arg2:[^ ]*]] = getelementptr inbounds [[argmem_ty]], [[argmem_ty]]* %[[argmem]], i32 0, i32 1
 // X86: invoke x86_thiscallcc %struct.A* @"\01??0A@@QAE@H@Z"(%struct.A* %[[arg2]], i32 2)
 // X86: %[[arg1:[^ ]*]] = getelementptr inbounds [[argmem_ty]], [[argmem_ty]]* %[[argmem]], i32 0, i32 0
 // X86: invoke x86_thiscallcc %struct.A* @"\01??0A@@QAE@H@Z"(%struct.A* %[[arg1]], i32 1)
-// X86: invoke void @"\01?foo@@YAXUA@@00@Z"([[argmem_ty]]* inalloca %[[argmem]])
+// X86: call void @"\01?foo@@YAXUA@@00@Z"([[argmem_ty]]* inalloca %[[argmem]])
 // X86: call void @llvm.stackrestore
 // X86: ret void
 //
 //   lpad2:
+// X86: cleanuppad within none []
 // X86: call x86_thiscallcc void @"\01??1A@@QAE@XZ"(%struct.A* %[[arg2]])
-// X86: br label
+// X86: cleanupret
 //
 //   ehcleanup:
 // X86: call x86_thiscallcc void @"\01??1A@@QAE@XZ"(%struct.A* %[[arg3]])
@@ -67,8 +68,9 @@ void call_foo() {
 // X64: ret void
 //
 //   lpad2:
+// X64: cleanuppad within none []
 // X64: call void @"\01??1A@@QEAA@XZ"(%struct.A* %[[arg2]])
-// X64: br label
+// X64: cleanupret
 //
 //   ehcleanup:
 // X64: call void @"\01??1A@@QEAA@XZ"(%struct.A* %[[arg3]])
diff --git a/test/CodeGenCXX/microsoft-abi-array-cookies.cpp b/test/CodeGenCXX/microsoft-abi-array-cookies.cpp
index 62ead4fb69d3..75c0621347a5 100644
--- a/test/CodeGenCXX/microsoft-abi-array-cookies.cpp
+++ b/test/CodeGenCXX/microsoft-abi-array-cookies.cpp
@@ -28,12 +28,12 @@ void check_array_cookies_simple() {
 // 46 = 42 + size of cookie (4)
 // CHECK: [[COOKIE:%.*]] = bitcast i8* [[ALLOCATED]] to i32*
 // CHECK: store i32 42, i32* [[COOKIE]]
-// CHECK: [[ARRAY:%.*]] = getelementptr inbounds i8, i8* [[ALLOCATED]], i64 4
+// CHECK: [[ARRAY:%.*]] = getelementptr inbounds i8, i8* [[ALLOCATED]], i32 4
 // CHECK: bitcast i8* [[ARRAY]] to [[CLASS:%.*]]*
 
   delete [] array;
 // CHECK: [[ARRAY_AS_CHAR:%.*]] = bitcast [[CLASS]]* {{%.*}} to i8*
-// CHECK: getelementptr inbounds i8, i8* [[ARRAY_AS_CHAR]], i64 -4
+// CHECK: getelementptr inbounds i8, i8* [[ARRAY_AS_CHAR]], i32 -4
 }
 
 struct __attribute__((aligned(8))) ClassWithAlignment {
@@ -50,12 +50,12 @@ void check_array_cookies_aligned() {
 //   344 = 42*8 + size of cookie (8, due to alignment)
 // CHECK: [[COOKIE:%.*]] = bitcast i8* [[ALLOCATED]] to i32*
 // CHECK: store i32 42, i32* [[COOKIE]]
-// CHECK: [[ARRAY:%.*]] = getelementptr inbounds i8, i8* [[ALLOCATED]], i64 8
+// CHECK: [[ARRAY:%.*]] = getelementptr inbounds i8, i8* [[ALLOCATED]], i32 8
 // CHECK: bitcast i8* [[ARRAY]] to [[CLASS:%.*]]*
 
   delete [] array;
 // CHECK: [[ARRAY_AS_CHAR:%.*]] = bitcast [[CLASS]]*
-// CHECK: getelementptr inbounds i8, i8* [[ARRAY_AS_CHAR]], i64 -8
+// CHECK: getelementptr inbounds i8, i8* [[ARRAY_AS_CHAR]], i32 -8
 }
 
 namespace PR23990 {
diff --git a/test/CodeGenCXX/microsoft-abi-dynamic-cast.cpp b/test/CodeGenCXX/microsoft-abi-dynamic-cast.cpp
index 0fef6255ada9..e9eba6ed0b20 100644
--- a/test/CodeGenCXX/microsoft-abi-dynamic-cast.cpp
+++ b/test/CodeGenCXX/microsoft-abi-dynamic-cast.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -O1 -o - -triple=i386-pc-win32 %s | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -O1 -o - -fexceptions -triple=i386-pc-win32 %s | FileCheck %s
 
 struct S { char a; };
 struct V { virtual void f(); };
@@ -60,7 +60,7 @@ T* test5(A* x) { return dynamic_cast<T*>(x); }
 // CHECK-NEXT:   [[VBOFFP:%.*]] = getelementptr inbounds i32, i32* [[VBTBL]], i32 1
 // CHECK-NEXT:   [[VBOFFS:%.*]] = load i32, i32* [[VBOFFP]], align 4
 // CHECK-NEXT:   [[ADJ:%.*]] = getelementptr inbounds i8, i8* [[VOIDP]], i32 [[VBOFFS]]
-// CHECK-NEXT:   [[CALL:%.*]] = tail call i8* @__RTDynamicCast(i8* [[ADJ]], i32 [[VBOFFS]], i8* bitcast (%rtti.TypeDescriptor7* @"\01??_R0?AUA@@@8" to i8*), i8* bitcast (%rtti.TypeDescriptor7* @"\01??_R0?AUT@@@8" to i8*), i32 0)
+// CHECK-NEXT:   [[CALL:%.*]] = tail call i8* @__RTDynamicCast(i8* [[ADJ]], i32 [[VBOFFS]], i8* nonnull bitcast (%rtti.TypeDescriptor7* @"\01??_R0?AUA@@@8" to i8*), i8* nonnull bitcast (%rtti.TypeDescriptor7* @"\01??_R0?AUT@@@8" to i8*), i32 0)
 // CHECK-NEXT:   [[RES:%.*]] = bitcast i8* [[CALL]] to %struct.T*
 // CHECK-NEXT:   br label
 // CHECK:        [[RET:%.*]] = phi %struct.T*
@@ -78,7 +78,7 @@ T* test6(B* x) { return dynamic_cast<T*>(x); }
 // CHECK-NEXT:   [[VBOFFS:%.*]] = load i32, i32* [[VBOFFP]], align 4
 // CHECK-NEXT:   [[DELTA:%.*]] = add nsw i32 [[VBOFFS]], 4
 // CHECK-NEXT:   [[ADJ:%.*]] = getelementptr inbounds i8, i8* [[CAST]], i32 [[DELTA]]
-// CHECK-NEXT:   [[CALL:%.*]] = tail call i8* @__RTDynamicCast(i8* [[ADJ]], i32 [[DELTA]], i8* bitcast (%rtti.TypeDescriptor7* @"\01??_R0?AUB@@@8" to i8*), i8* bitcast (%rtti.TypeDescriptor7* @"\01??_R0?AUT@@@8" to i8*), i32 0)
+// CHECK-NEXT:   [[CALL:%.*]] = tail call i8* @__RTDynamicCast(i8* [[ADJ]], i32 [[DELTA]], i8* nonnull bitcast (%rtti.TypeDescriptor7* @"\01??_R0?AUB@@@8" to i8*), i8* nonnull bitcast (%rtti.TypeDescriptor7* @"\01??_R0?AUT@@@8" to i8*), i32 0)
 // CHECK-NEXT:   [[RES:%.*]] = bitcast i8* [[CALL]] to %struct.T*
 // CHECK-NEXT:   br label
 // CHECK:        [[RET:%.*]] = phi %struct.T*
@@ -122,3 +122,22 @@ void* test9(B* x) { return dynamic_cast<void*>(x); }
 // CHECK:        [[RET:%.*]] = phi i8*
 // CHECK-NEXT:   ret i8* [[RET]]
 
+namespace PR25606 {
+struct Cleanup {
+  ~Cleanup();
+};
+struct S1 { virtual ~S1(); };
+struct S2 : virtual S1 {};
+struct S3 : S2 {};
+
+S3 *f(S2 &s) {
+  Cleanup c;
+  return dynamic_cast<S3 *>(&s);
+}
+// CHECK-LABEL: define %"struct.PR25606::S3"* @"\01?f@PR25606@@YAPAUS3@1@AAUS2@1@@Z"(
+// CHECK:    [[CALL:%.*]] = invoke i8* @__RTDynamicCast
+
+// CHECK:    [[BC:%.*]] = bitcast i8* [[CALL]] to %"struct.PR25606::S3"*
+// CHECK:    call x86_thiscallcc void @"\01??_DCleanup@PR25606@@QAE@XZ"(
+// CHECK:    ret %"struct.PR25606::S3"* [[BC]]
+}
diff --git a/test/CodeGenCXX/microsoft-abi-eh-catch.cpp b/test/CodeGenCXX/microsoft-abi-eh-catch.cpp
index d7268bf38529..69ec34754813 100644
--- a/test/CodeGenCXX/microsoft-abi-eh-catch.cpp
+++ b/test/CodeGenCXX/microsoft-abi-eh-catch.cpp
@@ -1,4 +1,7 @@
-// RUN: %clang_cc1 -std=c++11 -emit-llvm %s -o - -triple=x86_64-pc-windows-msvc -mconstructor-aliases -fexceptions -fcxx-exceptions | FileCheck -check-prefix WIN64 %s
+// RUN: %clang_cc1 -std=c++11 -emit-llvm %s -o - -triple=x86_64-pc-windows-msvc \
+// RUN:     -mconstructor-aliases -fexceptions -fcxx-exceptions -fnew-ms-eh \
+// RUN:     -O1 -disable-llvm-optzns \
+// RUN:     | FileCheck -check-prefix WIN64 %s
 
 extern "C" void might_throw();
 
@@ -16,21 +19,24 @@ extern "C" void catch_all() {
 
 // WIN64-LABEL: define void @catch_all()
 // WIN64: invoke void @might_throw()
-// WIN64-NEXT: to label %[[cont:[^ ]*]] unwind label %[[lpad:[^ ]*]]
+// WIN64-NEXT: to label %[[cont:[^ ]*]] unwind label %[[catchswitch_lpad:[^ ]*]]
 //
-// WIN64: [[cont]]
-// WIN64: br label %[[ret:[^ ]*]]
+// WIN64: [[catchswitch_lpad]]
+// WIN64: %[[catchswitch:[^ ]*]] = catchswitch within none [label %[[catchpad_lpad:[^ ]*]]] unwind to caller
 //
-// WIN64: [[lpad]]
-// WIN64: landingpad { i8*, i32 }
-// WIN64-NEXT: catch i8* null
-// WIN64: call void @llvm.eh.begincatch(i8* %{{[^,]*}}, i8* null)
+// WIN64: [[catchpad_lpad]]
+// WIN64: catchpad within %[[catchswitch]] [i8* null, i32 64, i8* null]
 // WIN64: call void @recover()
-// WIN64: call void @llvm.eh.endcatch()
-// WIN64: br label %[[ret]]
+// WIN64: catchret from %{{.*}} to label %[[catchret:[^ ]*]]
+//
+// WIN64: [[catchret]]
+// WIN64-NEXT: br label %[[ret:[^ ]*]]
 //
 // WIN64: [[ret]]
 // WIN64: ret void
+//
+// WIN64: [[cont]]
+// WIN64: br label %[[ret]]
 
 extern "C" void catch_int() {
   try {
@@ -41,12 +47,19 @@ extern "C" void catch_int() {
 }
 
 // WIN64-LABEL: define void @catch_int()
-// WIN64: landingpad { i8*, i32 }
-// WIN64: %[[e_i8:[^ ]*]] = bitcast i32* %[[e_addr:[^ ]*]] to i8*
-// WIN64: call void @llvm.eh.begincatch(i8* %{{.*}}, i8* %[[e_i8]])
+// WIN64: catchpad within %{{[^ ]*}} [%rtti.TypeDescriptor2* @"\01??_R0H@8", i32 0, i32* %[[e_addr:[^\]]*]]]
+//
+// The catchpad instruction starts the lifetime of 'e'. Unfortunately, that
+// leaves us with nowhere to put lifetime.start, so we don't emit lifetime
+// markers for now.
+// WIN64-NOT: lifetime.start
+//
 // WIN64: %[[e_i8:[^ ]*]] = bitcast i32* %[[e_addr]] to i8*
-// WIN64: call void @handle_exception(i8* %[[e_i8]])
-// WIN64: call void @llvm.eh.endcatch()
+// WIN64-NOT: lifetime.start
+// WIN64: call void @handle_exception
+// WIN64-SAME: (i8* %[[e_i8]])
+// WIN64-NOT: lifetime.end
+// WIN64: catchret
 
 extern "C" void catch_int_unnamed() {
   try {
@@ -56,9 +69,8 @@ extern "C" void catch_int_unnamed() {
 }
 
 // WIN64-LABEL: define void @catch_int_unnamed()
-// WIN64: landingpad { i8*, i32 }
-// WIN64: call void @llvm.eh.begincatch(i8* %{{.*}}, i8* null)
-// WIN64: call void @llvm.eh.endcatch()
+// WIN64: catchpad within %{{.*}} [%rtti.TypeDescriptor2* @"\01??_R0H@8", i32 0, i8* null]
+// WIN64: catchret
 
 struct A {
   A();
@@ -84,12 +96,10 @@ extern "C" void catch_a_byval() {
 
 // WIN64-LABEL: define void @catch_a_byval()
 // WIN64: %[[e_addr:[^ ]*]] = alloca %struct.A
-// WIN64: landingpad { i8*, i32 }
-// WIN64: %[[e_i8:[^ ]*]] = bitcast %struct.A* %[[e_addr]] to i8*
-// WIN64: call void @llvm.eh.begincatch(i8* %{{.*}}, i8* %[[e_i8]])
+// WIN64: catchpad within %{{[^ ]*}} [%rtti.TypeDescriptor7* @"\01??_R0?AUA@@@8", i32 0, %struct.A* %[[e_addr]]]
 // WIN64: %[[e_i8:[^ ]*]] = bitcast %struct.A* %[[e_addr]] to i8*
 // WIN64: call void @handle_exception(i8* %[[e_i8]])
-// WIN64: call void @llvm.eh.endcatch()
+// WIN64: catchret
 
 extern "C" void catch_a_ref() {
   try {
@@ -101,13 +111,11 @@ extern "C" void catch_a_ref() {
 
 // WIN64-LABEL: define void @catch_a_ref()
 // WIN64: %[[e_addr:[^ ]*]] = alloca %struct.A*
-// WIN64: landingpad { i8*, i32 }
-// WIN64: %[[e_i8:[^ ]*]] = bitcast %struct.A** %[[e_addr]] to i8*
-// WIN64: call void @llvm.eh.begincatch(i8* %{{.*}}, i8* %[[e_i8]])
+// WIN64: catchpad within %{{[^ ]*}} [%rtti.TypeDescriptor7* @"\01??_R0?AUA@@@8", i32 8, %struct.A** %[[e_addr]]]
 // WIN64: %[[eptr:[^ ]*]] = load %struct.A*, %struct.A** %[[e_addr]]
 // WIN64: %[[eptr_i8:[^ ]*]] = bitcast %struct.A* %[[eptr]] to i8*
 // WIN64: call void @handle_exception(i8* %[[eptr_i8]])
-// WIN64: call void @llvm.eh.endcatch()
+// WIN64: catchret
 
 extern "C" void fn_with_exc_spec() throw(int) {
   might_throw();
@@ -131,24 +139,26 @@ extern "C" void catch_nested() {
 
 // WIN64-LABEL: define void @catch_nested()
 // WIN64: invoke void @might_throw()
-// WIN64-NEXT: to label %[[cont1:[^ ]*]] unwind label %[[lp1:[^ ]*]]
-// WIN64: [[cont1]]
+// WIN64-NEXT: to label %{{.*}} unwind label %[[catchswitch_outer:[^ ]*]]
 //
-// WIN64: [[lp1]]
-// WIN64: landingpad { i8*, i32 }
-// WIN64: call void @llvm.eh.begincatch(i8* %{{.*}}, i8* null)
+// WIN64: [[catchswitch_outer]]
+// WIN64: %[[catchswitch_outer_scope:[^ ]*]] = catchswitch within none [label %[[catch_int_outer:[^ ]*]]] unwind to caller
+//
+// WIN64: [[catch_int_outer]]
+// WIN64: %[[catchpad:[^ ]*]] = catchpad within %[[catchswitch_outer_scope]] [%rtti.TypeDescriptor2* @"\01??_R0H@8", i32 0, i8* null]
 // WIN64: invoke void @might_throw()
-// WIN64-NEXT: to label %[[cont2:[^ ]*]] unwind label %[[lp2:[^ ]*]]
+// WIN64-NEXT: to label %[[cont2:[^ ]*]] unwind label %[[catchswitch_inner:[^ ]*]]
 //
-// WIN64: [[cont2]]
-// WIN64-NEXT: br label %[[trycont:[^ ]*]]
+// WIN64: [[catchswitch_inner]]
+// WIN64: %[[catchswitch_inner_scope:[^ ]*]] = catchswitch within %[[catchpad]] [label %[[catch_int_inner:[^ ]*]]] unwind to caller
 //
-// WIN64: [[lp2]]
-// WIN64: landingpad { i8*, i32 }
-// WIN64: call void @llvm.eh.begincatch(i8* %{{.*}}, i8* null)
+// WIN64: [[catch_int_inner]]
+// WIN64: catchpad within %[[catchswitch_inner_scope]] [%rtti.TypeDescriptor2* @"\01??_R0H@8", i32 0, i8* null]
 // WIN64-NEXT: call void @might_throw()
-// WIN64-NEXT: call void @llvm.eh.endcatch()
-// WIN64-NEXT: br label %[[trycont]]
+// WIN64: catchret {{.*}} to label %[[catchret2:[^ ]*]]
+//
+// WIN64: [[catchret2]]
+// WIN64: catchret {{.*}} to label %[[mainret:[^ ]*]]
 //
-// WIN64: [[trycont]]
-// WIN64: call void @llvm.eh.endcatch()
+// WIN64: [[mainret]]
+// WIN64: ret void
diff --git a/test/CodeGenCXX/microsoft-abi-eh-cleanups.cpp b/test/CodeGenCXX/microsoft-abi-eh-cleanups.cpp
index 68f1430ace57..bf05c693ec0d 100644
--- a/test/CodeGenCXX/microsoft-abi-eh-cleanups.cpp
+++ b/test/CodeGenCXX/microsoft-abi-eh-cleanups.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm %s -o - -triple=i386-pc-win32 -mconstructor-aliases -fexceptions -fcxx-exceptions -fno-rtti | FileCheck -check-prefix WIN32 %s
+// RUN: %clang_cc1 -std=c++11 -emit-llvm %s -o - -triple=i386-pc-win32 -mconstructor-aliases -fexceptions -fcxx-exceptions -fno-rtti | FileCheck -check-prefix WIN32 %s
 
 struct A {
   A();
@@ -17,18 +17,18 @@ void HasEHCleanup() {
 // WIN32-LABEL: define void @"\01?HasEHCleanup@@YAXXZ"() {{.*}} {
 // WIN32:   %[[base:.*]] = call i8* @llvm.stacksave()
 //    If this call throws, we have to restore the stack.
-// WIN32:   invoke void @"\01?getA@@YA?AUA@@XZ"(%struct.A* sret %{{.*}})
+// WIN32:   call void @"\01?getA@@YA?AUA@@XZ"(%struct.A* sret %{{.*}})
 //    If this call throws, we have to cleanup the first temporary.
 // WIN32:   invoke void @"\01?getA@@YA?AUA@@XZ"(%struct.A* sret %{{.*}})
 //    If this call throws, we have to cleanup the stacksave.
-// WIN32:   invoke i32 @"\01?TakesTwo@@YAHUA@@0@Z"
-// WIN32:   call void @llvm.stackrestore(i8* %[[base]])
+// WIN32:   call i32 @"\01?TakesTwo@@YAHUA@@0@Z"
+// WIN32:   call void @llvm.stackrestore
 // WIN32:   ret void
 //
 //    There should be one dtor call for unwinding from the second getA.
-// WIN32:   invoke x86_thiscallcc void @"\01??1A@@QAE@XZ"
+// WIN32:   cleanuppad
+// WIN32:   call x86_thiscallcc void @"\01??1A@@QAE@XZ"({{.*}})
 // WIN32-NOT: @"\01??1A@@QAE@XZ"
-// WIN32:   call void @llvm.stackrestore
 // WIN32: }
 
 void TakeRef(const A &a);
@@ -41,7 +41,7 @@ int HasDeactivatedCleanups() {
 // WIN32:   call i8* @llvm.stacksave()
 // WIN32:   %[[argmem:.*]] = alloca inalloca [[argmem_ty:<{ %struct.A, %struct.A }>]]
 // WIN32:   %[[arg1:.*]] = getelementptr inbounds [[argmem_ty]], [[argmem_ty]]* %[[argmem]], i32 0, i32 1
-// WIN32:   invoke x86_thiscallcc %struct.A* @"\01??0A@@QAE@XZ"
+// WIN32:   call x86_thiscallcc %struct.A* @"\01??0A@@QAE@XZ"
 // WIN32:   invoke void @"\01?TakeRef@@YAXABUA@@@Z"
 //
 // WIN32:   invoke x86_thiscallcc %struct.A* @"\01??0A@@QAE@XZ"(%struct.A* %[[arg1]])
@@ -54,16 +54,15 @@ int HasDeactivatedCleanups() {
 // WIN32:   store i1 false, i1* %[[isactive]]
 //
 // WIN32:   invoke i32 @"\01?TakesTwo@@YAHUA@@0@Z"([[argmem_ty]]* inalloca %[[argmem]])
-// WIN32:   call void @llvm.stackrestore
 //        Destroy the two const ref temporaries.
-// WIN32:   invoke x86_thiscallcc void @"\01??1A@@QAE@XZ"
-// WIN32:   invoke x86_thiscallcc void @"\01??1A@@QAE@XZ"
+// WIN32:   call x86_thiscallcc void @"\01??1A@@QAE@XZ"({{.*}})
+// WIN32:   call x86_thiscallcc void @"\01??1A@@QAE@XZ"({{.*}})
 // WIN32:   ret i32
 //
 //        Conditionally destroy arg1.
 // WIN32:   %[[cond:.*]] = load i1, i1* %[[isactive]]
 // WIN32:   br i1 %[[cond]]
-// WIN32:   invoke x86_thiscallcc void @"\01??1A@@QAE@XZ"(%struct.A* %[[arg1]])
+// WIN32:   call x86_thiscallcc void @"\01??1A@@QAE@XZ"(%struct.A* %[[arg1]])
 // WIN32: }
 
 // Test putting the cleanups inside a conditional.
@@ -76,18 +75,18 @@ int HasConditionalCleanup(bool cond) {
 // WIN32:   store i1 false
 // WIN32:   br i1
 // WIN32:   call i8* @llvm.stacksave()
-// WIN32:   invoke x86_thiscallcc %struct.A* @"\01??0A@@QAE@XZ"(%struct.A* %{{.*}})
+// WIN32:   call x86_thiscallcc %struct.A* @"\01??0A@@QAE@XZ"(%struct.A* %{{.*}})
 // WIN32:   store i1 true
 // WIN32:   invoke x86_thiscallcc %struct.A* @"\01??0A@@QAE@XZ"(%struct.A* %{{.*}})
-// WIN32:   invoke i32 @"\01?TakesTwo@@YAHUA@@0@Z"
+// WIN32:   call i32 @"\01?TakesTwo@@YAHUA@@0@Z"
+//
 // WIN32:   call void @llvm.stackrestore
 //
 // WIN32:   call i32 @"\01?CouldThrow@@YAHXZ"()
 //
 //        Only one dtor in the invoke for arg1
-// WIN32:   invoke x86_thiscallcc void @"\01??1A@@QAE@XZ"({{.*}})
+// WIN32:   call x86_thiscallcc void @"\01??1A@@QAE@XZ"({{.*}})
 // WIN32-NOT: invoke x86_thiscallcc void @"\01??1A@@QAE@XZ"
-// WIN32:   call void @llvm.stackrestore
 // WIN32: }
 
 // Now test both.
@@ -105,7 +104,7 @@ int HasConditionalDeactivatedCleanups(bool cond) {
 // WIN32:   store i1 false
 // WIN32:   br i1
 //        True condition.
-// WIN32:   invoke x86_thiscallcc %struct.A* @"\01??0A@@QAE@XZ"
+// WIN32:   call x86_thiscallcc %struct.A* @"\01??0A@@QAE@XZ"
 // WIN32:   store i1 true
 // WIN32:   invoke void @"\01?TakeRef@@YAXABUA@@@Z"
 // WIN32:   invoke x86_thiscallcc %struct.A* @"\01??0A@@QAE@XZ"
@@ -120,14 +119,14 @@ int HasConditionalDeactivatedCleanups(bool cond) {
 //        False condition.
 // WIN32:   invoke i32 @"\01?CouldThrow@@YAHXZ"()
 //        Two normal cleanups for TakeRef args.
-// WIN32:   invoke x86_thiscallcc void @"\01??1A@@QAE@XZ"
-// WIN32:   invoke x86_thiscallcc void @"\01??1A@@QAE@XZ"
+// WIN32:   call x86_thiscallcc void @"\01??1A@@QAE@XZ"({{.*}})
+// WIN32-NOT:   invoke x86_thiscallcc void @"\01??1A@@QAE@XZ"
 // WIN32:   ret i32
 //
 //        Somewhere in the landing pad soup, we conditionally destroy arg1.
 // WIN32:   %[[isactive:.*]] = load i1, i1* %[[arg1_cond]]
 // WIN32:   br i1 %[[isactive]]
-// WIN32:   invoke x86_thiscallcc void @"\01??1A@@QAE@XZ"
+// WIN32:   call x86_thiscallcc void @"\01??1A@@QAE@XZ"({{.*}})
 // WIN32: }
 
 namespace crash_on_partial_destroy {
@@ -150,22 +149,22 @@ C::C() { foo(); }
 // Verify that we don't bother with a vbtable lookup when adjusting the this
 // pointer to call a base destructor from a constructor while unwinding.
 // WIN32-LABEL: define {{.*}} @"\01??0C@crash_on_partial_destroy@@QAE@XZ"{{.*}} {
-// WIN32:      landingpad
+// WIN32:      cleanuppad
 //
 //        We shouldn't do any vbptr loads, just constant GEPs.
 // WIN32-NOT:  load
 // WIN32:      getelementptr i8, i8* %{{.*}}, i32 4
 // WIN32-NOT:  load
 // WIN32:      bitcast i8* %{{.*}} to %"struct.crash_on_partial_destroy::B"*
-// WIN32:      invoke x86_thiscallcc void @"\01??1B@crash_on_partial_destroy@@UAE@XZ"
+// WIN32:      call x86_thiscallcc void @"\01??1B@crash_on_partial_destroy@@UAE@XZ"
 //
 // WIN32-NOT:  load
 // WIN32:      bitcast %"struct.crash_on_partial_destroy::C"* %{{.*}} to i8*
 // WIN32-NOT:  load
-// WIN32:      getelementptr inbounds i8, i8* %{{.*}}, i64 4
+// WIN32:      getelementptr inbounds i8, i8* %{{.*}}, i32 4
 // WIN32-NOT:  load
 // WIN32:      bitcast i8* %{{.*}} to %"struct.crash_on_partial_destroy::A"*
-// WIN32:      call x86_thiscallcc void @"\01??1A@crash_on_partial_destroy@@UAE@XZ"
+// WIN32:      call x86_thiscallcc void @"\01??1A@crash_on_partial_destroy@@UAE@XZ"({{.*}})
 // WIN32: }
 }
 
@@ -187,7 +186,23 @@ void f() {
 // WIN32: call x86_thiscallcc void @"\01??1C@dont_call_terminate@@QAE@XZ"({{.*}})
 //
 // WIN32: [[lpad]]
-// WIN32-NEXT: landingpad
-// WIN32-NEXT: cleanup
+// WIN32-NEXT: cleanuppad
 // WIN32: call x86_thiscallcc void @"\01??1C@dont_call_terminate@@QAE@XZ"({{.*}})
 }
+
+namespace noexcept_false_dtor {
+struct D {
+  ~D() noexcept(false);
+};
+void f() {
+  D d;
+  CouldThrow();
+}
+}
+
+// WIN32-LABEL: define void @"\01?f@noexcept_false_dtor@@YAXXZ"()
+// WIN32: invoke i32 @"\01?CouldThrow@@YAHXZ"()
+// WIN32: call x86_thiscallcc void @"\01??1D@noexcept_false_dtor@@QAE@XZ"(%"struct.noexcept_false_dtor::D"* %{{.*}})
+// WIN32: cleanuppad
+// WIN32: call x86_thiscallcc void @"\01??1D@noexcept_false_dtor@@QAE@XZ"(%"struct.noexcept_false_dtor::D"* %{{.*}})
+// WIN32: cleanupret
diff --git a/test/CodeGenCXX/microsoft-abi-eh-terminate.cpp b/test/CodeGenCXX/microsoft-abi-eh-terminate.cpp
index cbc1686893d7..0b8d270e1379 100644
--- a/test/CodeGenCXX/microsoft-abi-eh-terminate.cpp
+++ b/test/CodeGenCXX/microsoft-abi-eh-terminate.cpp
@@ -6,10 +6,10 @@ void never_throws() noexcept(true) {
   may_throw();
 }
 
-// CHECK-LABEL: define void @"\01?never_throws@@YAXXZ"
+// CHECK-LABEL: define void @"\01?never_throws@@YAXXZ"()
+// CHECK-SAME:          personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*)
 // CHECK:      invoke void @"\01?may_throw@@YAXXZ"()
-
-// CHECK:      landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*)
-// MSVC2013:   call void @"\01?terminate@@YAXXZ"()
-// MSVC2015:   call void @__std_terminate()
+// CHECK:      cleanuppad within none []
+// MSVC2013:      call void @"\01?terminate@@YAXXZ"()
+// MSVC2015:      call void @__std_terminate()
 // CHECK-NEXT: unreachable
diff --git a/test/CodeGenCXX/microsoft-abi-member-pointers.cpp b/test/CodeGenCXX/microsoft-abi-member-pointers.cpp
index a509d57194f2..fd22c0034203 100755
--- a/test/CodeGenCXX/microsoft-abi-member-pointers.cpp
+++ b/test/CodeGenCXX/microsoft-abi-member-pointers.cpp
@@ -729,3 +729,53 @@ typedef void (D::*DMemPtrTy)();
 // CHECK: @"\01??_9C@pr23878@@$BA@AE" to i8*), i32 0, i32 4
 DMemPtrTy get_memptr() { return &D::f; }
 }
+
+class C {};
+
+typedef void (C::*f)();
+
+class CA : public C {
+public:
+  void OnHelp(void);
+  int OnHelp(int);
+};
+
+// CHECK-LABEL: foo_fun
+void foo_fun() {
+  // CHECK: store i8* bitcast (void (%class.CA*)* @"\01?OnHelp@CA@@QAEXXZ" to i8*), i8**
+  f func = (f)&CA::OnHelp;
+}
+namespace PR24703 {
+struct S;
+
+void f(int S::*&p) {}
+// CHECK-LABEL: define void @"\01?f@PR24703@@YAXAAPQS@1@H@Z"(
+}
+
+namespace ReferenceToMPTWithIncompleteClass {
+struct S;
+struct J;
+struct K;
+extern K *k;
+
+// CHECK-LABEL: @"\01?f@ReferenceToMPTWithIncompleteClass@@YAIAAPQS@1@H@Z"(
+// CHECK: ret i32 12
+unsigned f(int S::*&p) { return sizeof p; }
+
+// CHECK-LABEL: @"\01?g@ReferenceToMPTWithIncompleteClass@@YA_NAAPQJ@1@H0@Z"(
+bool g(int J::*&p, int J::*&q) { return p == q; }
+
+// CHECK-LABEL: @"\01?h@ReferenceToMPTWithIncompleteClass@@YAHAAPQK@1@H@Z"(
+int h(int K::*&p) { return k->*p; }
+}
+
+namespace PMFInTemplateArgument {
+template <class C, int (C::*M)(int)>
+void JSMethod();
+class A {
+  int printd(int);
+  void printd();
+};
+void A::printd() { JSMethod<A, &A::printd>(); }
+// CHECK-LABEL: @"\01??$JSMethod@VA@PMFInTemplateArgument@@$1?printd@12@AAEHH@Z@PMFInTemplateArgument@@YAXXZ"(
+}
diff --git a/test/CodeGenCXX/microsoft-abi-structors-alias.cpp b/test/CodeGenCXX/microsoft-abi-structors-alias.cpp
index f977556aa565..08df374f2fc9 100644
--- a/test/CodeGenCXX/microsoft-abi-structors-alias.cpp
+++ b/test/CodeGenCXX/microsoft-abi-structors-alias.cpp
@@ -22,5 +22,21 @@ B::~B() {}
 void foo() {
   B b;
 }
-// CHECK-DAG: @"\01??1B@test2@@UAE@XZ" = alias bitcast (void (%"struct.test2::A"*)* @"\01??1A@test2@@UAE@XZ" to void (%"struct.test2::B"*)*)
+// CHECK-DAG: @"\01??1B@test2@@UAE@XZ" = alias void (%"struct.test2::B"*), bitcast (void (%"struct.test2::A"*)* @"\01??1A@test2@@UAE@XZ" to void (%"struct.test2::B"*)*)
 }
+
+namespace test3 {
+struct A { virtual ~A(); };
+A::~A() {}
+}
+// CHECK-DAG: define x86_thiscallcc void @"\01??1A@test3@@UAE@XZ"(
+namespace test3 {
+template <typename T>
+struct B : A {
+  virtual ~B() { }
+};
+template struct B<int>;
+}
+// This has to be weak, and emitting weak aliases is fragile, so we don't do the
+// aliasing.
+// CHECK-DAG: define weak_odr x86_thiscallcc void @"\01??1?$B@H@test3@@UAE@XZ"(
diff --git a/test/CodeGenCXX/microsoft-abi-structors.cpp b/test/CodeGenCXX/microsoft-abi-structors.cpp
index 594dea473ef1..3fb97b9a3632 100644
--- a/test/CodeGenCXX/microsoft-abi-structors.cpp
+++ b/test/CodeGenCXX/microsoft-abi-structors.cpp
@@ -5,6 +5,7 @@
 // RUN: FileCheck --check-prefix DTORS %s < %t
 // RUN: FileCheck --check-prefix DTORS2 %s < %t
 // RUN: FileCheck --check-prefix DTORS3 %s < %t
+// RUN: FileCheck --check-prefix DTORS4 %s < %t
 //
 // RUN: %clang_cc1 -emit-llvm %s -o - -mconstructor-aliases -triple=x86_64-pc-win32 -fno-rtti | FileCheck --check-prefix DTORS-X64 %s
 
@@ -161,7 +162,7 @@ C::~C() {
 // CHECK:   load %"struct.dtor_in_second_nvbase::C"*, %"struct.dtor_in_second_nvbase::C"** %{{.*}}
 //      Now we this-adjust before calling ~B.
 // CHECK:   bitcast %"struct.dtor_in_second_nvbase::C"* %{{.*}} to i8*
-// CHECK:   getelementptr inbounds i8, i8* %{{.*}}, i64 4
+// CHECK:   getelementptr inbounds i8, i8* %{{.*}}, i32 4
 // CHECK:   bitcast i8* %{{.*}} to %"struct.dtor_in_second_nvbase::B"*
 // CHECK:   call x86_thiscallcc void @"\01??1B@dtor_in_second_nvbase@@UAE@XZ"
 // CHECK:       (%"struct.dtor_in_second_nvbase::B"* %{{.*}})
@@ -176,7 +177,7 @@ void foo() {
 //      Do an adjustment from B* to C*.
 // DTORS2:   getelementptr i8, i8* %{{.*}}, i32 -4
 // DTORS2:   bitcast i8* %{{.*}} to %"struct.dtor_in_second_nvbase::C"*
-// DTORS2:   %[[CALL:.*]] = call x86_thiscallcc i8* @"\01??_GC@dtor_in_second_nvbase@@UAEPAXI@Z"
+// DTORS2:   %[[CALL:.*]] = tail call x86_thiscallcc i8* @"\01??_GC@dtor_in_second_nvbase@@UAEPAXI@Z"
 // DTORS2:   ret i8* %[[CALL]]
 
 }
@@ -246,11 +247,11 @@ C::C() {
   //
   // CHECK: [[INIT_VBASES]]
   // CHECK-NEXT: %[[this_i8:.*]] = bitcast %"struct.constructors::C"* %{{.*}} to i8*
-  // CHECK-NEXT: %[[vbptr_off:.*]] = getelementptr inbounds i8, i8* %[[this_i8]], i64 0
+  // CHECK-NEXT: %[[vbptr_off:.*]] = getelementptr inbounds i8, i8* %[[this_i8]], i32 0
   // CHECK-NEXT: %[[vbptr:.*]] = bitcast i8* %[[vbptr_off]] to i32**
   // CHECK-NEXT: store i32* getelementptr inbounds ([2 x i32], [2 x i32]* @"\01??_8C@constructors@@7B@", i32 0, i32 0), i32** %[[vbptr]]
   // CHECK-NEXT: bitcast %"struct.constructors::C"* %{{.*}} to i8*
-  // CHECK-NEXT: getelementptr inbounds i8, i8* %{{.*}}, i64 4
+  // CHECK-NEXT: getelementptr inbounds i8, i8* %{{.*}}, i32 4
   // CHECK-NEXT: bitcast i8* %{{.*}} to %"struct.constructors::A"*
   // CHECK-NEXT: call x86_thiscallcc %"struct.constructors::A"* @"\01??0A@constructors@@QAE@XZ"(%"struct.constructors::A"* %{{.*}})
   // CHECK-NEXT: br label %[[SKIP_VBASES]]
@@ -281,11 +282,11 @@ D::D() {
   //
   // CHECK: [[INIT_VBASES]]
   // CHECK-NEXT: %[[this_i8:.*]] = bitcast %"struct.constructors::D"* %{{.*}} to i8*
-  // CHECK-NEXT: %[[vbptr_off:.*]] = getelementptr inbounds i8, i8* %[[this_i8]], i64 0
+  // CHECK-NEXT: %[[vbptr_off:.*]] = getelementptr inbounds i8, i8* %[[this_i8]], i32 0
   // CHECK-NEXT: %[[vbptr:.*]] = bitcast i8* %[[vbptr_off]] to i32**
   // CHECK-NEXT: store i32* getelementptr inbounds ([2 x i32], [2 x i32]* @"\01??_8D@constructors@@7B@", i32 0, i32 0), i32** %[[vbptr]]
   // CHECK-NEXT: bitcast %"struct.constructors::D"* %{{.*}} to i8*
-  // CHECK-NEXT: getelementptr inbounds i8, i8* %{{.*}}, i64 4
+  // CHECK-NEXT: getelementptr inbounds i8, i8* %{{.*}}, i32 4
   // CHECK-NEXT: bitcast i8* %{{.*}} to %"struct.constructors::A"*
   // CHECK-NEXT: call x86_thiscallcc %"struct.constructors::A"* @"\01??0A@constructors@@QAE@XZ"(%"struct.constructors::A"* %{{.*}})
   // CHECK-NEXT: br label %[[SKIP_VBASES]]
@@ -308,14 +309,14 @@ E::E() {
   //
   // CHECK: [[INIT_VBASES]]
   // CHECK-NEXT: %[[this_i8:.*]] = bitcast %"struct.constructors::E"* %{{.*}} to i8*
-  // CHECK-NEXT: %[[offs:.*]] = getelementptr inbounds i8, i8* %[[this_i8]], i64 0
+  // CHECK-NEXT: %[[offs:.*]] = getelementptr inbounds i8, i8* %[[this_i8]], i32 0
   // CHECK-NEXT: %[[vbptr_E:.*]] = bitcast i8* %[[offs]] to i32**
   // CHECK-NEXT: store i32* getelementptr inbounds ([3 x i32], [3 x i32]* @"\01??_8E@constructors@@7B01@@", i32 0, i32 0), i32** %[[vbptr_E]]
-  // CHECK-NEXT: %[[offs:.*]] = getelementptr inbounds i8, i8* %[[this_i8]], i64 4
+  // CHECK-NEXT: %[[offs:.*]] = getelementptr inbounds i8, i8* %[[this_i8]], i32 4
   // CHECK-NEXT: %[[vbptr_C:.*]] = bitcast i8* %[[offs]] to i32**
   // CHECK-NEXT: store i32* getelementptr inbounds ([2 x i32], [2 x i32]* @"\01??_8E@constructors@@7BC@1@@", i32 0, i32 0), i32** %[[vbptr_C]]
   // CHECK-NEXT: bitcast %"struct.constructors::E"* %{{.*}} to i8*
-  // CHECK-NEXT: getelementptr inbounds i8, i8* %{{.*}}, i64 4
+  // CHECK-NEXT: getelementptr inbounds i8, i8* %{{.*}}, i32 4
   // CHECK-NEXT: bitcast i8* %{{.*}} to %"struct.constructors::A"*
   // CHECK-NEXT: call x86_thiscallcc %"struct.constructors::A"* @"\01??0A@constructors@@QAE@XZ"(%"struct.constructors::A"* %{{.*}})
   // CHECK: call x86_thiscallcc %"struct.constructors::C"* @"\01??0C@constructors@@QAE@XZ"(%"struct.constructors::C"* %{{.*}}, i32 0)
@@ -407,9 +408,7 @@ B::B(short *a) {}
 // CHECK:               (%"struct.test1::B"* returned %this, i32* %a, i32 %is_most_derived)
 // CHECK: define %"struct.test1::B"* @"\01??0B@test1@@QAA@PBDZZ"
 // CHECK:               (%"struct.test1::B"* returned %this, i32 %is_most_derived, i8* %a, ...)
-
-// FIXME: This should be x86_thiscallcc.  MSVC ignores explicit CCs on structors.
-// CHECK: define %"struct.test1::B"* @"\01??0B@test1@@QAA@PAF@Z"
+// CHECK: define x86_thiscallcc %"struct.test1::B"* @"\01??0B@test1@@QAE@PAF@Z"
 // CHECK:               (%"struct.test1::B"* returned %this, i16* %a, i32 %is_most_derived)
 
 void construct_b() {
@@ -458,3 +457,18 @@ void *getA() {
 // CHECK:               (%"struct.(anonymous namespace)::A"* %this, i32 %should_call_delete)
 // CHECK: define internal x86_thiscallcc void @"\01??1A@?A@@UAE@XZ"
 // CHECK:               (%"struct.(anonymous namespace)::A"* %this)
+
+// Check that we correctly transform __stdcall to __thiscall for ctors and
+// dtors.
+class G {
+ public:
+  __stdcall G() {};
+// DTORS4: define linkonce_odr x86_thiscallcc %class.G* @"\01??0G@@QAE@XZ"
+  __stdcall ~G() {};
+// DTORS4: define linkonce_odr x86_thiscallcc void @"\01??1G@@QAE@XZ"
+};
+
+extern void testG() {
+  G g;
+}
+
diff --git a/test/CodeGenCXX/microsoft-abi-thread-safe-statics.cpp b/test/CodeGenCXX/microsoft-abi-thread-safe-statics.cpp
index 89a62c2cb390..29b434eaf2c5 100644
--- a/test/CodeGenCXX/microsoft-abi-thread-safe-statics.cpp
+++ b/test/CodeGenCXX/microsoft-abi-thread-safe-statics.cpp
@@ -39,15 +39,11 @@ extern inline S &f() {
 // CHECK-NEXT:  ret %struct.S* @"\01?s@?1??f@@YAAAUS@@XZ@4U2@A"
 
 // CHECK:     [[lpad:.*]]:
-// CHECK-NEXT:  landingpad { i8*, i32 }
-// CHECK-NEXT:    cleanup
+// CHECK-NEXT: cleanuppad within none []
 // CHECK:       %[[guard:.*]] = load i32, i32* @"\01??__J?1??f@@YAAAUS@@XZ@51"
 // CHECK-NEXT:  %[[mask:.*]] = and i32 %[[guard]], -2
 // CHECK-NEXT:  store i32 %[[mask]], i32* @"\01??__J?1??f@@YAAAUS@@XZ@51"
-// CHECK-NEXT:  br label %[[eh_resume:.*]]
-//
-// CHECK:     [[eh_resume]]:
-// CHECK:       resume { i8*, i32 }
+// CHECK-NEXT:  cleanupret {{.*}} unwind to caller
   return s;
 }
 
@@ -79,11 +75,9 @@ extern inline S &g() {
 // CHECK-NEXT:  ret %struct.S* @"\01?s@?1??g@@YAAAUS@@XZ@4U2@A"
 //
 // CHECK:     [[lpad]]:
+// CHECK-NEXT: cleanuppad within none []
 // CHECK:       call void @_Init_thread_abort(i32* @"\01?$TSS0@?1??g@@YAAAUS@@XZ")
-// CHECK-NEXT:  br label %[[eh_resume:.*]]
-//
-// CHECK:     [[eh_resume]]:
-// CHECK:       resume { i8*, i32 }
+// CHECK-NEXT:  cleanupret {{.*}} unwind to caller
   return s;
 }
 
diff --git a/test/CodeGenCXX/microsoft-abi-try-throw.cpp b/test/CodeGenCXX/microsoft-abi-try-throw.cpp
index fed39761714e..6b1d2bf2a513 100644
--- a/test/CodeGenCXX/microsoft-abi-try-throw.cpp
+++ b/test/CodeGenCXX/microsoft-abi-try-throw.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm %s -o - -triple=i386-pc-win32 -mconstructor-aliases -fcxx-exceptions -fexceptions -fno-rtti -DTRY   | FileCheck %s -check-prefix=TRY
+// RUN: %clang_cc1 -emit-llvm %s -o - -triple=i386-pc-win32 -mconstructor-aliases -fcxx-exceptions -fexceptions -fno-rtti -DTRY -fnew-ms-eh   | FileCheck %s -check-prefix=TRY
 // RUN: %clang_cc1 -emit-llvm %s -o - -triple=i386-pc-win32 -mconstructor-aliases -fcxx-exceptions -fexceptions -fno-rtti -DTHROW | FileCheck %s -check-prefix=THROW
 
 // THROW-DAG: @"\01??_R0H@8" = linkonce_odr global %rtti.TypeDescriptor2 { i8** @"\01??_7type_info@@6B@", i8* null, [3 x i8] c".H\00" }, comdat
@@ -6,8 +6,6 @@
 // THROW-DAG: @_CTA1H = linkonce_odr unnamed_addr constant %eh.CatchableTypeArray.1 { i32 1, [1 x %eh.CatchableType*] [%eh.CatchableType* @"_CT??_R0H@84"] }, section ".xdata", comdat
 // THROW-DAG: @_TI1H = linkonce_odr unnamed_addr constant %eh.ThrowInfo { i32 0, i8* null, i8* null, i8* bitcast (%eh.CatchableTypeArray.1* @_CTA1H to i8*) }, section ".xdata", comdat
 
-// TRY-DAG: @llvm.eh.handlertype.PAH.1 = private unnamed_addr constant %eh.CatchHandlerType { i32 1, i8* bitcast (%rtti.TypeDescriptor4* @"\01??_R0PAH@8" to i8*) }, section "llvm.metadata"
-
 void external();
 
 inline void not_emitted() {
@@ -21,12 +19,12 @@ int main() {
     external(); // TRY: invoke void @"\01?external@@YAXXZ"
   } catch (int) {
     rv = 1;
-    // TRY: call void @llvm.eh.begincatch(i8* %{{.*}}, i8* null)
-    // TRY: call void @llvm.eh.endcatch()
+    // TRY: catchpad within {{.*}} [%rtti.TypeDescriptor2* @"\01??_R0H@8", i32 0, i8* null]
+    // TRY: catchret
   }
 #endif
 #ifdef THROW
-  // THROW: store i32 42, i32* %[[mem_for_throw:.*]]
+  // THROW: store i32 42, i32* %[[mem_for_throw:.*]], align 4
   // THROW: %[[cast:.*]] = bitcast i32* %[[mem_for_throw]] to i8*
   // THROW: call void @_CxxThrowException(i8* %[[cast]], %eh.ThrowInfo* @_TI1H)
   throw int(42);
@@ -41,7 +39,7 @@ void qual_catch() {
     external();
   } catch (const int *) {
   }
-  // TRY: catch %eh.CatchHandlerType* @llvm.eh.handlertype.PAH.1
-  // TRY: call i32 @llvm.eh.typeid.for(i8* bitcast (%eh.CatchHandlerType* @llvm.eh.handlertype.PAH.1 to i8*))
+  // TRY: catchpad within {{.*}} [%rtti.TypeDescriptor4* @"\01??_R0PAH@8", i32 1, i8* null]
+  // TRY: catchret
 }
 #endif
diff --git a/test/CodeGenCXX/microsoft-abi-vftables.cpp b/test/CodeGenCXX/microsoft-abi-vftables.cpp
index 1a48411f5aff..340675b188d5 100644
--- a/test/CodeGenCXX/microsoft-abi-vftables.cpp
+++ b/test/CodeGenCXX/microsoft-abi-vftables.cpp
@@ -9,7 +9,7 @@ struct S {
 } s;
 
 // RTTI-DAG: [[VTABLE_S:@.*]] = private unnamed_addr constant [2 x i8*] [i8* bitcast ({{.*}} @"\01??_R4S@@6B@" to i8*), i8* bitcast ({{.*}} @"\01??_GS@@UAEPAXI@Z" to i8*)], comdat($"\01??_7S@@6B@")
-// RTTI-DAG: @"\01??_7S@@6B@" = unnamed_addr alias getelementptr inbounds ([2 x i8*], [2 x i8*]* [[VTABLE_S]], i32 0, i32 1)
+// RTTI-DAG: @"\01??_7S@@6B@" = unnamed_addr alias i8*, getelementptr inbounds ([2 x i8*], [2 x i8*]* [[VTABLE_S]], i32 0, i32 1)
 
 // NO-RTTI-DAG: @"\01??_7S@@6B@" = linkonce_odr unnamed_addr constant [1 x i8*] [i8* bitcast ({{.*}} @"\01??_GS@@UAEPAXI@Z" to i8*)]
 
@@ -26,7 +26,7 @@ struct __declspec(dllexport) V {
 } v;
 
 // RTTI-DAG: [[VTABLE_V:@.*]] = private unnamed_addr constant [2 x i8*] [i8* bitcast ({{.*}} @"\01??_R4V@@6B@" to i8*), i8* bitcast ({{.*}} @"\01??_GV@@UAEPAXI@Z" to i8*)], comdat($"\01??_7V@@6B@")
-// RTTI-DAG: @"\01??_7V@@6B@" = dllexport unnamed_addr alias getelementptr inbounds ([2 x i8*], [2 x i8*]* [[VTABLE_V]], i32 0, i32 1)
+// RTTI-DAG: @"\01??_7V@@6B@" = dllexport unnamed_addr alias i8*, getelementptr inbounds ([2 x i8*], [2 x i8*]* [[VTABLE_V]], i32 0, i32 1)
 
 // NO-RTTI-DAG: @"\01??_7V@@6B@" = weak_odr dllexport unnamed_addr constant [1 x i8*] [i8* bitcast ({{.*}} @"\01??_GV@@UAEPAXI@Z" to i8*)]
 
@@ -36,7 +36,7 @@ struct W {
 } w;
 }
 // RTTI-DAG: [[VTABLE_W:@.*]] = private unnamed_addr constant [2 x i8*] [i8* bitcast ({{.*}} @"\01??_R4W@?A@@6B@" to i8*), i8* bitcast ({{.*}} @"\01??_GW@?A@@UAEPAXI@Z" to i8*)]
-// RTTI-DAG: @"\01??_7W@?A@@6B@" = internal unnamed_addr alias getelementptr inbounds ([2 x i8*], [2 x i8*]* [[VTABLE_W]], i32 0, i32 1)
+// RTTI-DAG: @"\01??_7W@?A@@6B@" = internal unnamed_addr alias i8*, getelementptr inbounds ([2 x i8*], [2 x i8*]* [[VTABLE_W]], i32 0, i32 1)
 
 // NO-RTTI-DAG: @"\01??_7W@?A@@6B@" = internal unnamed_addr constant [1 x i8*] [i8* bitcast ({{.*}} @"\01??_GW@?A@@UAEPAXI@Z" to i8*)]
 
diff --git a/test/CodeGenCXX/microsoft-abi-virtual-inheritance-vtordisps.cpp b/test/CodeGenCXX/microsoft-abi-virtual-inheritance-vtordisps.cpp
index 204da8db1536..bb73f8773ccb 100644
--- a/test/CodeGenCXX/microsoft-abi-virtual-inheritance-vtordisps.cpp
+++ b/test/CodeGenCXX/microsoft-abi-virtual-inheritance-vtordisps.cpp
@@ -26,7 +26,7 @@ D::D() {}  // Forces vftable emission.
 // CHECK-LABEL: define linkonce_odr x86_thiscallcc void @"\01?f@D@@$4PPPPPPPM@A@AEXXZ"
 // CHECK: %[[ECX:.*]] = load %struct.D*, %struct.D** %{{.*}}
 // CHECK: %[[ECX_i8:.*]] = bitcast %struct.D* %[[ECX]] to i8*
-// CHECK: %[[VTORDISP_PTR_i8:.*]] = getelementptr i8, i8* %[[ECX_i8]], i32 -4
+// CHECK: %[[VTORDISP_PTR_i8:.*]] = getelementptr inbounds i8, i8* %[[ECX_i8]], i32 -4
 // CHECK: %[[VTORDISP_PTR:.*]] = bitcast i8* %[[VTORDISP_PTR_i8]] to i32*
 // CHECK: %[[VTORDISP:.*]] = load i32, i32* %[[VTORDISP_PTR]]
 // CHECK: %[[VTORDISP_NEG:.*]] = sub i32 0, %[[VTORDISP]]
@@ -37,7 +37,7 @@ D::D() {}  // Forces vftable emission.
 // CHECK-LABEL: define linkonce_odr x86_thiscallcc void @"\01?f@D@@$4PPPPPPPI@3AEXXZ"
 // CHECK: %[[ECX:.*]] = load %struct.D*, %struct.D** %{{.*}}
 // CHECK: %[[ECX_i8:.*]] = bitcast %struct.D* %[[ECX]] to i8*
-// CHECK: %[[VTORDISP_PTR_i8:.*]] = getelementptr i8, i8* %[[ECX_i8]], i32 -8
+// CHECK: %[[VTORDISP_PTR_i8:.*]] = getelementptr inbounds i8, i8* %[[ECX_i8]], i32 -8
 // CHECK: %[[VTORDISP_PTR:.*]] = bitcast i8* %[[VTORDISP_PTR_i8]] to i32*
 // CHECK: %[[VTORDISP:.*]] = load i32, i32* %[[VTORDISP_PTR]]
 // CHECK: %[[VTORDISP_NEG:.*]] = sub i32 0, %[[VTORDISP]]
@@ -66,7 +66,7 @@ G::G() {}  // Forces vftable emission.
 // CHECK-LABEL: define linkonce_odr x86_thiscallcc void @"\01?f@E@@$R4BA@M@PPPPPPPM@7AEXXZ"(i8*)
 // CHECK: %[[ECX:.*]] = load %struct.E*, %struct.E** %{{.*}}
 // CHECK: %[[ECX_i8:.*]] = bitcast %struct.E* %[[ECX]] to i8*
-// CHECK: %[[VTORDISP_PTR_i8:.*]] = getelementptr i8, i8* %[[ECX_i8]], i32 -4
+// CHECK: %[[VTORDISP_PTR_i8:.*]] = getelementptr inbounds i8, i8* %[[ECX_i8]], i32 -4
 // CHECK: %[[VTORDISP_PTR:.*]] = bitcast i8* %[[VTORDISP_PTR_i8]] to i32*
 // CHECK: %[[VTORDISP:.*]] = load i32, i32* %[[VTORDISP_PTR]]
 // CHECK: %[[VTORDISP_NEG:.*]] = sub i32 0, %[[VTORDISP]]
diff --git a/test/CodeGenCXX/microsoft-abi-virtual-inheritance.cpp b/test/CodeGenCXX/microsoft-abi-virtual-inheritance.cpp
index b868d1f0b516..8897a384430c 100644
--- a/test/CodeGenCXX/microsoft-abi-virtual-inheritance.cpp
+++ b/test/CodeGenCXX/microsoft-abi-virtual-inheritance.cpp
@@ -91,7 +91,7 @@ B::~B() {
   // CHECK2: %[[B:.*]] = bitcast i8* %[[B_i8]] to %struct.B*
   // CHECK2: call x86_thiscallcc void @"\01??1B@@UAE@XZ"(%struct.B* %[[B]])
   // CHECK2: %[[THIS_i8:.*]] = bitcast %struct.B* %[[THIS]] to i8*
-  // CHECK2: %[[VBASE_i8:.*]] = getelementptr inbounds i8, i8* %[[THIS_i8]], i64 8
+  // CHECK2: %[[VBASE_i8:.*]] = getelementptr inbounds i8, i8* %[[THIS_i8]], i32 8
   // CHECK2: %[[VBASE:.*]] = bitcast i8* %[[VBASE_i8]] to %struct.VBase*
   // CHECK2: call x86_thiscallcc void @"\01??1VBase@@UAE@XZ"(%struct.VBase* %[[VBASE]])
   // CHECK2: ret
@@ -290,7 +290,7 @@ D::~D() {
   // CHECK: store %"struct.diamond::D"* %[[THIS]], %"struct.diamond::D"** %[[THIS_VAL:.*]], align 4
   // CHECK: %[[THIS:.*]] = load %"struct.diamond::D"*, %"struct.diamond::D"** %[[THIS_VAL]]
   // CHECK: %[[D_i8:.*]] = bitcast %"struct.diamond::D"* %[[THIS]] to i8*
-  // CHECK: %[[C_i8:.*]] = getelementptr inbounds i8, i8* %[[D_i8]], i64 4
+  // CHECK: %[[C_i8:.*]] = getelementptr inbounds i8, i8* %[[D_i8]], i32 4
   // CHECK: %[[C:.*]] = bitcast i8* %[[C_i8]] to %"struct.diamond::C"*
   // CHECK: %[[C_i8:.*]] = bitcast %"struct.diamond::C"* %[[C]] to i8*
   // CHECK: %[[ARG_i8:.*]] = getelementptr i8, i8* %{{.*}}, i32 16
@@ -455,3 +455,29 @@ void destroy(E *obj) {
 }
 
 }
+
+namespace test5 {
+// PR25370: Don't zero-initialize vbptrs in virtual bases.
+struct A {
+  virtual void f();
+};
+
+struct B : virtual A {
+  int Field;
+};
+
+struct C : B {
+  C();
+};
+
+C::C() : B() {}
+// CHECK-LABEL: define x86_thiscallcc %"struct.test5::C"* @"\01??0C@test5@@QAE@XZ"(
+// CHECK:   %[[THIS:.*]] = load %"struct.test5::C"*, %"struct.test5::C"**
+// CHECK:   br i1 %{{.*}}, label %[[INIT_VBASES:.*]], label %[[SKIP_VBASES:.*]]
+
+// CHECK: %[[SKIP_VBASES]]
+// CHECK:   %[[B:.*]] = bitcast %"struct.test5::C"* %[[THIS]] to %"struct.test5::B"*
+// CHECK:   %[[B_i8:.*]] = bitcast %"struct.test5::B"* %[[B]] to i8*
+// CHECK:   %[[FIELD:.*]] = getelementptr inbounds i8, i8* %[[B_i8]], i32 4
+// CHECK:   call void @llvm.memset.p0i8.i32(i8* %[[FIELD]], i8 0, i32 4, i32 4, i1 false)
+}
diff --git a/test/CodeGenCXX/microsoft-abi-vtables-single-inheritance.cpp b/test/CodeGenCXX/microsoft-abi-vtables-single-inheritance.cpp
index baed35145f98..aa39d6de615a 100644
--- a/test/CodeGenCXX/microsoft-abi-vtables-single-inheritance.cpp
+++ b/test/CodeGenCXX/microsoft-abi-vtables-single-inheritance.cpp
@@ -299,3 +299,18 @@ struct S {
 };
 
 S::S() {}
+
+struct T {
+  struct U {};
+};
+struct V : T {
+  // CHECK-LABEL: VFTable for 'V' (2 entries).
+  // CHECK-NEXT:   0 | void V::U()
+  // CHECK-NEXT:   1 | void V::f()
+  using T::U;
+  virtual void f();
+  virtual void U();
+  V();
+};
+
+V::V() {}
diff --git a/test/CodeGenCXX/microsoft-abi-vtables-virtual-inheritance-vtordisps.cpp b/test/CodeGenCXX/microsoft-abi-vtables-virtual-inheritance-vtordisps.cpp
index 1f6d4202154a..e26d333bad12 100644
--- a/test/CodeGenCXX/microsoft-abi-vtables-virtual-inheritance-vtordisps.cpp
+++ b/test/CodeGenCXX/microsoft-abi-vtables-virtual-inheritance-vtordisps.cpp
@@ -33,7 +33,7 @@ void use_somewhere_else(void*);
 
 namespace simple {
 // In case of a single-layer virtual inheritance, the "this" adjustment for a
-// virtual method is done staically:
+// virtual method is done statically:
 //   struct A {
 //     virtual void f();  // Expects "(A*)this" in ECX
 //   };
@@ -222,7 +222,7 @@ G::G() {}
 
 namespace extended {
 // If a virtual function requires vtordisp adjustment and the final overrider
-// is defined in another vitual base of the most derived class,
+// is defined in another virtual base of the most derived class,
 // we need to know two vbase offsets.
 // In this case, we should use the extended form of vtordisp thunks, called
 // vtordispex thunks.
diff --git a/test/CodeGenCXX/microsoft-compatibility.cpp b/test/CodeGenCXX/microsoft-compatibility.cpp
index 297184a1df2a..36760243d49b 100644
--- a/test/CodeGenCXX/microsoft-compatibility.cpp
+++ b/test/CodeGenCXX/microsoft-compatibility.cpp
@@ -1,5 +1,15 @@
 // RUN: %clang_cc1 %s -triple i686-pc-win32 -std=c++11 -fms-compatibility -emit-llvm -o - | FileCheck %s
 
+template <typename>
+struct S {
+  static const int x[];
+};
+
+template <>
+const int S<char>::x[] = {1};
+
+// CHECK-LABEL: @"\01?x@?$S@D@@2QBHB" = weak_odr constant [1 x i32] [i32 1], comdat
+
 template<class T>
 void destroy(T *p) {
   p->~T();
diff --git a/test/CodeGenCXX/ms-inline-asm-fields.cpp b/test/CodeGenCXX/ms-inline-asm-fields.cpp
new file mode 100644
index 000000000000..a78d511485aa
--- /dev/null
+++ b/test/CodeGenCXX/ms-inline-asm-fields.cpp
@@ -0,0 +1,31 @@
+// REQUIRES: x86-registered-target
+// RUN: %clang_cc1 %s -triple i386-apple-darwin10 -fasm-blocks -emit-llvm -o - | FileCheck %s
+
+struct A {
+  int a1;
+  int a2;
+  struct B {
+    int b1;
+    int b2;
+  } a3;
+};
+
+namespace asdf {
+A a_global;
+}
+
+extern "C" int test_param_field(A p) {
+// CHECK: define i32 @test_param_field(%struct.A* byval align 4 %p)
+// CHECK: getelementptr inbounds %struct.A, %struct.A* %p, i32 0, i32 0
+// CHECK: call i32 asm sideeffect inteldialect "mov eax, dword ptr $1"
+// CHECK: ret i32
+  __asm mov eax, p.a1
+}
+
+extern "C" int test_namespace_global() {
+// CHECK: define i32 @test_namespace_global()
+// CHECK: call i32 asm sideeffect inteldialect "mov eax, dword ptr $1", "{{.*}}"(i32* getelementptr inbounds (%struct.A, %struct.A* @_ZN4asdf8a_globalE, i32 0, i32 2, i32 1))
+// CHECK: ret i32
+  __asm mov eax, asdf::a_global.a3.b2
+}
+
diff --git a/test/CodeGenCXX/ms-integer-static-data-members.cpp b/test/CodeGenCXX/ms-integer-static-data-members.cpp
index 5e5b81d4a591..b2bfc92d264c 100644
--- a/test/CodeGenCXX/ms-integer-static-data-members.cpp
+++ b/test/CodeGenCXX/ms-integer-static-data-members.cpp
@@ -42,10 +42,10 @@ const int S::OutOfLine_Def_Ref = 5;
 // CHECK-DAG: @"\01?Inline_NotDef_Ref@S@@2HB" = linkonce_odr constant i32 5, comdat, align 4
 
 // Inline initialization, real definiton, not referenced.
-// CHECK-DAG: @"\01?Inline_Def_NotRef@S@@2HB" = constant i32 5, align 4
+// CHECK-NOT: @"\01?Inline_Def_NotRef@S@@2HB" = constant i32 5, align 4
 
 // Inline initialization, real definiton, referenced.
-// CHECK-DAG: @"\01?Inline_Def_Ref@S@@2HB" = constant i32 5, comdat, align 4
+// CHECK-DAG: @"\01?Inline_Def_Ref@S@@2HB" = linkonce_odr constant i32 5, comdat, align 4
 
 // Out-of-line initialization.
 // CHECK-DAG: @"\01?OutOfLine_Def_NotRef@S@@2HB" = constant i32 5, align 4
diff --git a/test/CodeGenCXX/ms-property.cpp b/test/CodeGenCXX/ms-property.cpp
new file mode 100644
index 000000000000..49e957b58e33
--- /dev/null
+++ b/test/CodeGenCXX/ms-property.cpp
@@ -0,0 +1,113 @@
+// RUN: %clang_cc1 -emit-llvm -triple=x86_64-pc-win32 -fms-compatibility %s -o - | FileCheck %s
+// RUN: %clang_cc1 -triple=x86_64-pc-win32 -fms-compatibility -emit-pch -o %t %s
+// RUN: %clang_cc1 -emit-llvm -triple=x86_64-pc-win32 -fms-compatibility -include-pch %t -verify %s -o - | FileCheck %s
+// expected-no-diagnostics
+
+#ifndef HEADER
+#define HEADER
+
+class Test1 {
+private:
+  int x_;
+  double y_;
+
+public:
+  Test1(int x) : x_(x) {}
+  __declspec(property(get = get_x)) int X;
+  int get_x() const { return x_; }
+  static Test1 *GetTest1() { return new Test1(10); }
+};
+
+class S {
+public:
+  __declspec(property(get=GetX,put=PutX)) int x[];
+  int GetX(int i, int j) { return i+j; }
+  void PutX(int i, int j, int k) { j = i = k; }
+};
+
+template <typename T>
+class St {
+public:
+  __declspec(property(get=GetX,put=PutX)) T x[];
+  T GetX(T i, T j) { return i+j; }
+  T GetX() { return 0; }
+  T PutX(T i, T j, T k) { return j = i = k; }
+  __declspec(property(get=GetY,put=PutY)) T y[];
+  char GetY(char i,  Test1 j) { return i+j.get_x(); }
+  void PutY(char i, int j, double k) { j = i = k; }
+};
+
+template <typename T>
+void foo(T i, T j) {
+  St<T> bar;
+  Test1 t(i);
+  bar.x[i][j] = bar.x[i][j];
+  bar.y[t.X][j] = bar.x[i][j];
+  bar.x[i][j] = bar.y[bar.x[i][j]][t];
+}
+
+int idx() { return 7; }
+
+// CHECK-LABEL: main
+int main(int argc, char **argv) {
+  Test1 t(argc);
+  S *p1 = 0;
+  St<float> *p2 = 0;
+  // CHECK: call i32 @"\01?GetX@S@@QEAAHHH@Z"(%class.S* %{{.+}}, i32 223, i32 11)
+  int j = p1->x[223][11];
+  // CHECK: [[J:%.+]] = load i32, i32* %
+  // CHECK-NEXT: call void @"\01?PutX@S@@QEAAXHHH@Z"(%class.S* %{{.+}}, i32 23, i32 1, i32 [[J]])
+  p1->x[23][1] = j;
+  // CHECK: call float @"\01?GetX@?$St@M@@QEAAMMM@Z"(%class.St* %{{.+}}, float 2.230000e+02, float 1.100000e+01)
+  float j1 = p2->x[223][11];
+  // CHECK: [[J1:%.+]] = load float, float* %
+  // CHECK-NEXT: [[CALL:%.+]] = call float @"\01?PutX@?$St@M@@QEAAMMMM@Z"(%class.St* %{{.+}}, float 2.300000e+01, float 1.000000e+00, float [[J1]])
+  // CHECK-NEXT: [[CONV:%.+]] = fptosi float [[CALL]] to i32
+  // CHECK-NEXT: store i32 [[CONV]], i32*
+  argc = p2->x[23][1] = j1;
+  // CHECK: [[IDX:%.+]] = call i32 @"\01?idx@@YAHXZ"()
+  // CHECK-NEXT: [[CONV:%.+]] = sitofp i32 [[IDX]] to float
+  // CHECK-NEXT: [[GET:%.+]] = call float @"\01?GetX@?$St@M@@QEAAMMM@Z"(%class.St* %{{.+}}, float [[CONV]], float 1.000000e+00)
+  // CHECK-NEXT: [[INC:%.+]] = fadd float [[GET]], 1.000000e+00
+  // CHECK-NEXT: [[CONV:%.+]] = sitofp i32 [[IDX]] to float
+  // CHECK-NEXT: call float @"\01?PutX@?$St@M@@QEAAMMMM@Z"(%class.St* %{{.+}}, float [[CONV]], float 1.000000e+00, float [[INC]])
+  ++p2->x[idx()][1];
+  // CHECK: call void @"\01??$foo@H@@YAXHH@Z"(i32 %{{.+}}, i32 %{{.+}})
+  foo(argc, (int)argv[0][0]);
+  // CHECK: [[P2:%.+]] = load %class.St*, %class.St** %
+  // CHECK: [[T_X:%.+]] = call i32 @"\01?get_x@Test1@@QEBAHXZ"(%class.Test1* %{{.+}})
+  // CHECK: [[P1:%.+]] = load %class.S*, %class.S** %
+  // CHECK: [[P1_X_22_33:%.+]] = call i32 @"\01?GetX@S@@QEAAHHH@Z"(%class.S* [[P1]], i32 22, i32 33)
+  // CHECK: [[CAST:%.+]] = sitofp i32 [[P1_X_22_33]] to double
+  // CHECK: [[ARGC:%.+]] = load i32, i32* %
+  // CHECK: [[CAST2:%.+]] = trunc i32 [[T_X]] to i8
+  // CHECK: call void @"\01?PutY@?$St@M@@QEAAXDHN@Z"(%class.St* [[P2]], i8 [[CAST2]], i32 [[ARGC]], double [[CAST]])
+  p2->y[t.X][argc] =  p1->x[22][33];
+  // CHECK: [[P2_1:%.+]] = load %class.St*, %class.St**
+  // CHECK: [[P2_2:%.+]] = load %class.St*, %class.St**
+  // CHECK: [[P1:%.+]] = load %class.S*, %class.S**
+  // CHECK: [[ARGC:%.+]] = load i32, i32* %
+  // CHECK: [[P1_X_ARGC_0:%.+]] = call i32 @"\01?GetX@S@@QEAAHHH@Z"(%class.S* [[P1]], i32 [[ARGC]], i32 0)
+  // CHECK: [[CAST:%.+]] = trunc i32 [[P1_X_ARGC_0]] to i8
+  // CHECK: [[P2_Y_p1_X_ARGC_0_T:%.+]] = call i8 @"\01?GetY@?$St@M@@QEAADDVTest1@@@Z"(%class.St* [[P2_2]], i8 [[CAST]], %class.Test1* %{{.+}})
+  // CHECK: [[CAST:%.+]] = sitofp i8 [[P2_Y_p1_X_ARGC_0_T]] to float
+  // CHECK: [[J:%.+]] = load i32, i32* %
+  // CHECK: [[CAST1:%.+]] = sitofp i32 [[J]] to float
+  // CHECK: [[J:%.+]] = load i32, i32* %
+  // CHECK: [[CAST2:%.+]] = sitofp i32 [[J]] to float
+  // CHECK: call float @"\01?PutX@?$St@M@@QEAAMMMM@Z"(%class.St* [[P2_1]], float [[CAST2]], float [[CAST1]], float [[CAST]])
+  p2->x[j][j] = p2->y[p1->x[argc][0]][t];
+  // CHECK: [[CALL:%.+]] = call %class.Test1* @"\01?GetTest1@Test1@@SAPEAV1@XZ"()
+  // CHECK-NEXT: call i32 @"\01?get_x@Test1@@QEBAHXZ"(%class.Test1* [[CALL]])
+  return Test1::GetTest1()->X;
+}
+
+// CHECK: define linkonce_odr void @"\01??$foo@H@@YAXHH@Z"(i32 %{{.+}}, i32 %{{.+}})
+// CHECK: call i32 @"\01?GetX@?$St@H@@QEAAHHH@Z"(%class.St{{.+}}* [[BAR:%.+]], i32 %{{.+}} i32 %{{.+}})
+// CHECK: call i32 @"\01?PutX@?$St@H@@QEAAHHHH@Z"(%class.St{{.+}}* [[BAR]], i32 %{{.+}}, i32 %{{.+}}, i32 %{{.+}})
+// CHECK: call i32 @"\01?GetX@?$St@H@@QEAAHHH@Z"(%class.St{{.+}}* [[BAR]], i32 %{{.+}} i32 %{{.+}})
+// CHECK: call void @"\01?PutY@?$St@H@@QEAAXDHN@Z"(%class.St{{.+}}* [[BAR]], i8 %{{.+}}, i32 %{{.+}}, double %{{.+}}
+// CHECK: call i32 @"\01?GetX@?$St@H@@QEAAHHH@Z"(%class.St{{.+}}* [[BAR]], i32 %{{.+}} i32 %{{.+}})
+// CHECK: call i8 @"\01?GetY@?$St@H@@QEAADDVTest1@@@Z"(%class.St{{.+}}* [[BAR]], i8 %{{.+}}, %class.Test1* %{{.+}})
+// CHECK: call i32 @"\01?PutX@?$St@H@@QEAAHHHH@Z"(%class.St{{.+}}* [[BAR]], i32 %{{.+}}, i32 %{{.+}}, i32 %{{.+}})
+#endif //HEADER
diff --git a/test/CodeGenCXX/new-alias.cpp b/test/CodeGenCXX/new-alias.cpp
index 7ddc1f988086..4afd942e3cdb 100644
--- a/test/CodeGenCXX/new-alias.cpp
+++ b/test/CodeGenCXX/new-alias.cpp
@@ -5,7 +5,7 @@ using size_t = decltype(sizeof(0));
 extern "C" char *something(long long x) {
 }
 
-// CHECK: @_Znwm = alias i8* (i64)* @something
+// CHECK: @_Znwm = alias i8* (i64), i8* (i64)* @something
 void *operator new(size_t) __attribute__((alias("something")));
 
 // PR16715: don't assert here.
diff --git a/test/CodeGenCXX/new.cpp b/test/CodeGenCXX/new.cpp
index c8e0acba7b05..6d6f70138616 100644
--- a/test/CodeGenCXX/new.cpp
+++ b/test/CodeGenCXX/new.cpp
@@ -371,12 +371,9 @@ namespace builtins {
 // CHECK-DAG: attributes [[ATTR_NOBUILTIN]] = {{[{].*}} nobuiltin {{.*[}]}}
 // CHECK-DAG: attributes [[ATTR_NOBUILTIN_NOUNWIND]] = {{[{].*}} nobuiltin nounwind {{.*[}]}}
 
-// CHECK: attributes [[ATTR_NOUNWIND]] =
-// CHECK-NOT: builtin
-// CHECK-NOT: attributes
-// CHECK: nounwind
-// CHECK-NOT: builtin
-// CHECK: attributes
-
 // CHECK-DAG: attributes [[ATTR_BUILTIN_NEW]] = {{[{].*}} builtin {{.*[}]}}
 // CHECK-DAG: attributes [[ATTR_BUILTIN_DELETE]] = {{[{].*}} builtin {{.*[}]}}
+
+// The ([^b}|...) monstrosity is matching a character that's not the start of 'builtin'.
+// Add more letters if this matches some other attribute.
+// CHECK-DAG: attributes [[ATTR_NOUNWIND]] = {{([^b]|b[^u]|bu[^i]|bui[^l])*}} nounwind {{([^b]|b[^u]|bu[^i]|bui[^l])*$}}
diff --git a/test/CodeGenCXX/observe-noexcept.cpp b/test/CodeGenCXX/observe-noexcept.cpp
new file mode 100644
index 000000000000..76046a6168a9
--- /dev/null
+++ b/test/CodeGenCXX/observe-noexcept.cpp
@@ -0,0 +1,47 @@
+// RUN: %clang_cc1 -triple  powerpc64le-unknown-unknown -std=c++11 -fopenmp -fexceptions -fcxx-exceptions -O0 -emit-llvm %s -o - | FileCheck %s
+
+// Check that regions that install a terminate scope in the exception stack can
+// correctly generate complex arithmetic.
+
+// CHECK-LABEL: ffcomplex
+void ffcomplex (int a) {
+  double _Complex dc = (double)a;
+
+  // CHECK: call { double, double } @__muldc3(double %{{.+}}, double %{{.+}}, double %{{.+}}, double %{{.+}})
+  dc *= dc;
+  // CHECK: call {{.+}} @__kmpc_fork_call({{.+}} [[REGNAME1:@.*]] to void (i32*, i32*, ...)*), { double, double }* %{{.+}})
+  #pragma omp parallel
+  {
+    dc *= dc;
+  }
+  // CHECK: ret void
+}
+
+// CHECK: define internal {{.+}}[[REGNAME1]](
+// CHECK-NOT: invoke
+// CHECK: call { double, double } @__muldc3(double %{{.+}}, double %{{.+}}, double %{{.+}}, double %{{.+}})
+// CHECK-NOT: invoke
+// CHECK: ret void
+
+// Check if we are observing the function pointer attribute regardless what is
+// in the exception specification of the callees.
+void fnoexcp(void) noexcept;
+
+// CHECK-LABEL: foo
+void foo(int a, int b) {
+
+  void (*fptr)(void) noexcept = fnoexcp;
+
+  // CHECK: call {{.+}} @__kmpc_fork_call({{.+}} [[REGNAME2:@.*]] to void (i32*, i32*, ...)*), void ()** %{{.+}})
+  #pragma omp parallel
+  {
+    fptr();
+  }
+  // CHECK: ret void
+}
+
+// CHECK: define internal {{.+}}[[REGNAME2]](
+// CHECK-NOT: invoke
+// CHECK: call void %{{[0-9]+}}()
+// CHECK-NOT: invoke
+// CHECK: ret void
diff --git a/test/CodeGenCXX/partial-destruction.cpp b/test/CodeGenCXX/partial-destruction.cpp
index d135149592a1..4097fbfaa19c 100644
--- a/test/CodeGenCXX/partial-destruction.cpp
+++ b/test/CodeGenCXX/partial-destruction.cpp
@@ -173,3 +173,34 @@ namespace test3 {
     // invoke void @_ZN5test31BD1Ev(
   }
 }
+
+namespace test4 {
+  struct A { A(unsigned i); ~A(); };
+  void test() {
+    A v[2][3] = { { A(0), A(1), A(2) }, { A(3), A(4), A(5) } };
+  }
+}
+// CHECK-LABEL: define void @_ZN5test44testEv()
+// CHECK:       [[ARRAY:%.*]] = alloca [2 x [3 x [[A:%.*]]]], align
+// CHECK:       [[A0:%.*]] = getelementptr inbounds [2 x [3 x [[A]]]], [2 x [3 x [[A]]]]* [[ARRAY]], i64 0, i64 0
+// CHECK-NEXT:  store [3 x [[A]]]* [[A0]],
+// CHECK-NEXT:  [[A00:%.*]] = getelementptr inbounds [3 x [[A]]], [3 x [[A]]]* [[A0]], i64 0, i64 0
+// CHECK-NEXT:  store [[A]]* [[A00]],
+// CHECK-NEXT:  invoke void @_ZN5test41AC1Ej([[A]]* [[A00]], i32 0)
+// CHECK:       [[A01:%.*]] = getelementptr inbounds [[A]], [[A]]* [[A00]], i64 1
+// CHECK-NEXT:  store [[A]]* [[A01]],
+// CHECK-NEXT:  invoke void @_ZN5test41AC1Ej([[A]]* [[A01]], i32 1)
+// CHECK:       [[A02:%.*]] = getelementptr inbounds [[A]], [[A]]* [[A01]], i64 1
+// CHECK-NEXT:  store [[A]]* [[A02]],
+// CHECK-NEXT:  invoke void @_ZN5test41AC1Ej([[A]]* [[A02]], i32 2)
+// CHECK:       [[A1:%.*]] = getelementptr inbounds [3 x [[A]]], [3 x [[A]]]* [[A0]], i64 1
+// CHECK-NEXT:  store [3 x [[A]]]* [[A1]],
+// CHECK-NEXT:  [[A10:%.*]] = getelementptr inbounds [3 x [[A]]], [3 x [[A]]]* [[A1]], i64 0, i64 0
+// CHECK-NEXT:  store [[A]]* [[A10]],
+// CHECK-NEXT:  invoke void @_ZN5test41AC1Ej([[A]]* [[A10]], i32 3)
+// CHECK:       [[A11:%.*]] = getelementptr inbounds [[A]], [[A]]* [[A10]], i64 1
+// CHECK-NEXT:  store [[A]]* [[A11]],
+// CHECK-NEXT:  invoke void @_ZN5test41AC1Ej([[A]]* [[A11]], i32 4)
+// CHECK:       [[A12:%.*]] = getelementptr inbounds [[A]], [[A]]* [[A11]], i64 1
+// CHECK-NEXT:  store [[A]]* [[A12]],
+// CHECK-NEXT:  invoke void @_ZN5test41AC1Ej([[A]]* [[A12]], i32 5)
diff --git a/test/CodeGenCXX/partial-init.cpp b/test/CodeGenCXX/partial-init.cpp
new file mode 100644
index 000000000000..cb94660915ca
--- /dev/null
+++ b/test/CodeGenCXX/partial-init.cpp
@@ -0,0 +1,27 @@
+// RUN: %clang_cc1 -triple %itanium_abi_triple -emit-llvm -std=c++11 -fcxx-exceptions -fexceptions -S -emit-llvm -o - %s | FileCheck %s
+
+namespace std {
+  struct string {
+    const char *p;
+    string(const char *s);
+    ~string();
+  };
+}
+
+struct Bar {
+  int a;
+};
+
+struct Foo {
+  std::string c;
+  Bar d[32];
+};
+
+static Foo table[] = {
+  { "blerg" },
+};
+
+// CHECK: define internal void @__cxx_global_var_init
+// CHECK: invoke {{.*}} @_ZNSt6stringC1EPKc(
+// CHECK-NOT: unreachable
+// CHECK: br label
diff --git a/test/CodeGenCXX/pass-object-size.cpp b/test/CodeGenCXX/pass-object-size.cpp
new file mode 100644
index 000000000000..254669b97627
--- /dev/null
+++ b/test/CodeGenCXX/pass-object-size.cpp
@@ -0,0 +1,27 @@
+// RUN: %clang_cc1 -triple x86_64-apple-darwin -emit-llvm -O0 %s -o - 2>&1 -std=c++11 | FileCheck %s
+
+int gi;
+
+namespace lambdas {
+// CHECK-LABEL: define void @_ZN7lambdas7LambdasEPc
+void Lambdas(char *ptr) {
+  auto L1 = [](void *const p __attribute__((pass_object_size(0)))) {
+    return __builtin_object_size(p, 0);
+  };
+
+  int i = 0;
+  auto L2 = [&i](void *const p __attribute__((pass_object_size(0)))) {
+    return __builtin_object_size(p, 0) + i;
+  };
+
+  // CHECK: @llvm.objectsize
+  gi = L1(ptr);
+  // CHECK: @llvm.objectsize
+  gi = L2(ptr);
+}
+
+// CHECK-DAG: define internal i64 @"_ZZN7lambdas7LambdasEPcENK3$_0clEPvU17pass_object_size0"
+// CHECK-NOT: call i64 @llvm.objectsize
+// CHECK-DAG: define internal i64 @"_ZZN7lambdas7LambdasEPcENK3$_1clEPvU17pass_object_size0"
+// CHECK-NOT: call i64 @llvm.objectsize
+}
diff --git a/test/CodeGenCXX/pointers-to-data-members.cpp b/test/CodeGenCXX/pointers-to-data-members.cpp
index 94337d98a195..fd1b9b8215f4 100644
--- a/test/CodeGenCXX/pointers-to-data-members.cpp
+++ b/test/CodeGenCXX/pointers-to-data-members.cpp
@@ -1,8 +1,6 @@
 // RUN: %clang_cc1 %s -emit-llvm -o %t.ll -triple=x86_64-apple-darwin10
 // RUN: FileCheck %s < %t.ll
 // RUN: FileCheck -check-prefix=CHECK-GLOBAL %s < %t.ll
-// RUN: %clang_cc1 %s -emit-llvm -o %t-opt.ll -triple=x86_64-apple-darwin10 -O3
-// RUN: FileCheck --check-prefix=CHECK-O3 %s < %t-opt.ll
 
 struct A { int a; int b; };
 struct B { int b; };
@@ -131,40 +129,6 @@ A::A() : a() {}
 
 }
 
-namespace PR7139 {
-
-struct pair {
-  int first;
-  int second;
-};
-
-typedef int pair::*ptr_to_member_type;
-
-struct ptr_to_member_struct { 
-  ptr_to_member_type data;
-  int i;
-};
-
-struct A {
-  ptr_to_member_struct a;
-
-  A() : a() {}
-};
-
-// CHECK-O3: define zeroext i1 @_ZN6PR71395checkEv() [[NUW:#[0-9]+]]
-bool check() {
-  // CHECK-O3: ret i1 true
-  return A().a.data == 0;
-}
-
-// CHECK-O3: define zeroext i1 @_ZN6PR71396check2Ev() [[NUW]]
-bool check2() {
-  // CHECK-O3: ret i1 true
-  return ptr_to_member_type() == 0;
-}
-
-}
-
 namespace VirtualBases {
 
 struct A {
@@ -294,5 +258,3 @@ union U {
 U u;
 // CHECK-GLOBAL: @_ZN11IndirectPDM1uE = global %"union.IndirectPDM::U" { %union.anon { i64 -1 } }, align 8
 }
-
-// CHECK-O3: attributes [[NUW]] = { nounwind readnone{{.*}} }
diff --git a/test/CodeGenCXX/pragma-loop-safety.cpp b/test/CodeGenCXX/pragma-loop-safety.cpp
index d12e41274918..393f0a3e43fe 100644
--- a/test/CodeGenCXX/pragma-loop-safety.cpp
+++ b/test/CodeGenCXX/pragma-loop-safety.cpp
@@ -2,48 +2,53 @@
 
 // Verify assume_safety vectorization is recognized.
 void vectorize_test(int *List, int Length) {
-// CHECK: define {{.*}} @_Z14vectorize_testPii
+// CHECK: define {{.*}} @_Z14vectorize_test
 // CHECK: [[LOAD1_IV:.+]] = load i32, i32* [[IV1:[^,]+]], {{.*}}!llvm.mem.parallel_loop_access ![[LOOP1_ID:[0-9]+]]
 // CHECK-NEXT: [[LOAD1_LEN:.+]] = load i32, i32* [[LEN1:.+]], {{.*}}!llvm.mem.parallel_loop_access ![[LOOP1_ID]]
 // CHECK-NEXT: [[CMP1:.+]] = icmp slt i32[[LOAD1_IV]],[[LOAD1_LEN]]
-// CHECK-NEXT: br i1[[CMP1]], label %[[LOOP1_BODY:[^,]+]], label %[[LOOP1_END:[^,]+]], !llvm.loop ![[LOOP1_HINTS:[0-9]+]]
-#pragma clang loop vectorize(assume_safety)
+// CHECK-NEXT: br i1[[CMP1]], label %[[LOOP1_BODY:[^,]+]], label %[[LOOP1_END:[^,]+]]
+#pragma clang loop vectorize(assume_safety) interleave(disable) unroll(disable)
   for (int i = 0; i < Length; i++) {
-    // CHECK: [[LOOP1_BODY]]
-    // CHECK-NEXT: [[RHIV1:.+]] = load i32, i32* [[IV1]], {{.*}}!llvm.mem.parallel_loop_access ![[LOOP1_ID]]
+    // CHECK: [[RHIV1:.+]] = load i32, i32* [[IV1]], {{.*}}!llvm.mem.parallel_loop_access ![[LOOP1_ID]]
     // CHECK-NEXT: [[CALC1:.+]] = mul nsw i32[[RHIV1]], 2
     // CHECK-NEXT: [[SIV1:.+]] = load i32, i32* [[IV1]]{{.*}}!llvm.mem.parallel_loop_access ![[LOOP1_ID]]
     // CHECK-NEXT: [[INDEX1:.+]] = sext i32[[SIV1]] to i64
     // CHECK-NEXT: [[ARRAY1:.+]] = load i32*, i32** [[LIST1:.*]], {{.*}}!llvm.mem.parallel_loop_access ![[LOOP1_ID]]
     // CHECK-NEXT: [[PTR1:.+]] = getelementptr inbounds i32, i32*[[ARRAY1]], i64[[INDEX1]]
     // CHECK-NEXT: store i32[[CALC1]], i32*[[PTR1]], {{.*}}!llvm.mem.parallel_loop_access ![[LOOP1_ID]]
+    // CHECK-NEXT: br label [[LOOP1_INC:[^,]+]]
     List[i] = i * 2;
+
+    // CHECK: br label [[LOOP1_COND:[^,]+]], !llvm.loop ![[LOOP1_HINTS:[0-9]+]]
   }
-  // CHECK: [[LOOP1_END]]
 }
 
 // Verify assume_safety interleaving is recognized.
 void interleave_test(int *List, int Length) {
-// CHECK: define {{.*}} @_Z15interleave_testPii
+// CHECK: define {{.*}} @_Z15interleave_test
 // CHECK: [[LOAD2_IV:.+]] = load i32, i32* [[IV2:[^,]+]], {{.*}}!llvm.mem.parallel_loop_access ![[LOOP2_ID:[0-9]+]]
 // CHECK-NEXT: [[LOAD2_LEN:.+]] = load i32, i32* [[LEN2:.+]], {{.*}}!llvm.mem.parallel_loop_access ![[LOOP2_ID]]
 // CHECK-NEXT: [[CMP2:.+]] = icmp slt i32[[LOAD2_IV]],[[LOAD2_LEN]]
-// CHECK-NEXT: br i1[[CMP2]], label %[[LOOP2_BODY:[^,]+]], label %[[LOOP2_END:[^,]+]], !llvm.loop ![[LOOP2_HINTS:[0-9]+]]
-#pragma clang loop interleave(assume_safety)
+// CHECK-NEXT: br i1[[CMP2]], label %[[LOOP2_BODY:[^,]+]], label %[[LOOP2_END:[^,]+]]
+#pragma clang loop interleave(assume_safety) vectorize(disable) unroll(disable)
   for (int i = 0; i < Length; i++) {
-    // CHECK: [[LOOP2_BODY]]
-    // CHECK-NEXT: [[RHIV2:.+]] = load i32, i32* [[IV2]], {{.*}}!llvm.mem.parallel_loop_access ![[LOOP2_ID]]
+    // CHECK: [[RHIV2:.+]] = load i32, i32* [[IV2]], {{.*}}!llvm.mem.parallel_loop_access ![[LOOP2_ID]]
     // CHECK-NEXT: [[CALC2:.+]] = mul nsw i32[[RHIV2]], 2
     // CHECK-NEXT: [[SIV2:.+]] = load i32, i32* [[IV2]]{{.*}}!llvm.mem.parallel_loop_access ![[LOOP2_ID]]
     // CHECK-NEXT: [[INDEX2:.+]] = sext i32[[SIV2]] to i64
     // CHECK-NEXT: [[ARRAY2:.+]] = load i32*, i32** [[LIST2:.*]], {{.*}}!llvm.mem.parallel_loop_access ![[LOOP2_ID]]
     // CHECK-NEXT: [[PTR2:.+]] = getelementptr inbounds i32, i32*[[ARRAY2]], i64[[INDEX2]]
     // CHECK-NEXT: store i32[[CALC2]], i32*[[PTR2]], {{.*}}!llvm.mem.parallel_loop_access ![[LOOP2_ID]]
+    // CHECK-NEXT: br label [[LOOP2_INC:[^,]+]]
     List[i] = i * 2;
+
+    // CHECK: br label [[LOOP2_COND:[^,]+]], !llvm.loop ![[LOOP2_HINTS:[0-9]+]]
   }
-  // CHECK: [[LOOP2_END]]
 }
 
-// CHECK: ![[LOOP1_HINTS]] = distinct !{![[LOOP1_HINTS]], ![[INTENABLE_1:.*]]}
+// CHECK: ![[LOOP1_HINTS]] = distinct !{![[LOOP1_HINTS]], ![[INTERLEAVE_1:[0-9]+]], ![[INTENABLE_1:[0-9]+]], ![[UNROLL_DISABLE:[0-9]+]]}
+// CHECK: ![[INTERLEAVE_1]] = !{!"llvm.loop.interleave.count", i32 1}
 // CHCCK: ![[INTENABLE_1]] = !{!"llvm.loop.vectorize.enable", i1 true}
-// CHECK: ![[LOOP2_HINTS]] = distinct !{![[LOOP2_HINTS]], ![[INTENABLE_1:.*]]}
+// CHECK: ![[UNROLL_DISABLE]] = !{!"llvm.loop.unroll.disable"}
+// CHECK: ![[LOOP2_HINTS]] = distinct !{![[LOOP2_HINTS]], ![[WIDTH_1:[0-9]+]], ![[INTENABLE_1]], ![[UNROLL_DISABLE]]}
+// CHECK: ![[WIDTH_1]] = !{!"llvm.loop.vectorize.width", i32 1}
diff --git a/test/CodeGenCXX/pragma-loop.cpp b/test/CodeGenCXX/pragma-loop.cpp
index dd40c1d72600..b85e0b49b9df 100644
--- a/test/CodeGenCXX/pragma-loop.cpp
+++ b/test/CodeGenCXX/pragma-loop.cpp
@@ -10,7 +10,7 @@ void while_test(int *List, int Length) {
 #pragma clang loop vectorize_width(4)
 #pragma clang loop unroll(full)
   while (i < Length) {
-    // CHECK: br i1 {{.*}}, label {{.*}}, label {{.*}}, !llvm.loop ![[LOOP_1:.*]]
+    // CHECK: br label {{.*}}, !llvm.loop ![[LOOP_1:.*]]
     List[i] = i * 2;
     i++;
   }
@@ -36,7 +36,7 @@ void for_test(int *List, int Length) {
 #pragma clang loop interleave_count(static_cast<int>(Tuner::Interleave))
 #pragma clang loop unroll_count(static_cast<int>(Tuner::Unroll))
   for (int i = 0; i < Length; i++) {
-    // CHECK: br i1 {{.*}}, label {{.*}}, label {{.*}}, !llvm.loop ![[LOOP_3:.*]]
+    // CHECK: br label {{.*}}, !llvm.loop ![[LOOP_3:.*]]
     List[i] = i * 2;
   }
 }
@@ -48,7 +48,7 @@ void for_range_test() {
 
 #pragma clang loop vectorize_width(2) interleave_count(2)
   for (int i : List) {
-    // CHECK: br i1 {{.*}}, label {{.*}}, label {{.*}}, !llvm.loop ![[LOOP_4:.*]]
+    // CHECK: br label {{.*}}, !llvm.loop ![[LOOP_4:.*]]
     List[i] = i;
   }
 }
@@ -57,7 +57,7 @@ void for_range_test() {
 void disable_test(int *List, int Length) {
 #pragma clang loop vectorize(disable) unroll(disable)
   for (int i = 0; i < Length; i++) {
-    // CHECK: br i1 {{.*}}, label {{.*}}, label {{.*}}, !llvm.loop ![[LOOP_5:.*]]
+    // CHECK: br label {{.*}}, !llvm.loop ![[LOOP_5:.*]]
     List[i] = i * 2;
   }
 }
@@ -71,7 +71,7 @@ void for_define_test(int *List, int Length, int Value) {
 #pragma clang loop vectorize_width(VECWIDTH) interleave_count(INTCOUNT)
 #pragma clang loop unroll_count(UNROLLCOUNT)
   for (int i = 0; i < Length; i++) {
-    // CHECK: br i1 {{.*}}, label {{.*}}, label {{.*}}, !llvm.loop ![[LOOP_6:.*]]
+    // CHECK: br label {{.*}}, !llvm.loop ![[LOOP_6:.*]]
     List[i] = i * Value;
   }
 }
@@ -80,13 +80,13 @@ void for_define_test(int *List, int Length, int Value) {
 void for_contant_expression_test(int *List, int Length) {
 #pragma clang loop vectorize_width(1 + 4)
   for (int i = 0; i < Length; i++) {
-    // CHECK: br i1 {{.*}}, label {{.*}}, label {{.*}}, !llvm.loop ![[LOOP_7:.*]]
+    // CHECK: br label {{.*}}, !llvm.loop ![[LOOP_7:.*]]
     List[i] = i;
   }
 
 #pragma clang loop vectorize_width(3 + VECWIDTH)
   for (int i = 0; i < Length; i++) {
-    // CHECK: br i1 {{.*}}, label {{.*}}, label {{.*}}, !llvm.loop ![[LOOP_8:.*]]
+    // CHECK: br label {{.*}}, !llvm.loop ![[LOOP_8:.*]]
     List[i] += i;
   }
 }
@@ -96,7 +96,7 @@ template <typename A>
 void for_template_test(A *List, int Length, A Value) {
 #pragma clang loop vectorize_width(8) interleave_count(8) unroll_count(8)
   for (int i = 0; i < Length; i++) {
-    // CHECK: br i1 {{.*}}, label {{.*}}, label {{.*}}, !llvm.loop ![[LOOP_9:.*]]
+    // CHECK: br label {{.*}}, !llvm.loop ![[LOOP_9:.*]]
     List[i] = i * Value;
   }
 }
@@ -110,7 +110,7 @@ void for_template_define_test(A *List, int Length, A Value) {
 #pragma clang loop vectorize_width(VWidth) interleave_count(ICount)
 #pragma clang loop unroll_count(UCount)
   for (int i = 0; i < Length; i++) {
-    // CHECK: br i1 {{.*}}, label {{.*}}, label {{.*}}, !llvm.loop ![[LOOP_10:.*]]
+    // CHECK: br label {{.*}}, !llvm.loop ![[LOOP_10:.*]]
     List[i] = i * Value;
   }
 }
@@ -120,26 +120,26 @@ template <typename A, int V, int I, int U>
 void for_template_constant_expression_test(A *List, int Length) {
 #pragma clang loop vectorize_width(V) interleave_count(I) unroll_count(U)
   for (int i = 0; i < Length; i++) {
-    // CHECK: br i1 {{.*}}, label {{.*}}, label {{.*}}, !llvm.loop ![[LOOP_11:.*]]
+    // CHECK: br label {{.*}}, !llvm.loop ![[LOOP_11:.*]]
     List[i] = i;
   }
 
 #pragma clang loop vectorize_width(V * 2 + VECWIDTH) interleave_count(I * 2 + INTCOUNT) unroll_count(U * 2 + UNROLLCOUNT)
   for (int i = 0; i < Length; i++) {
-    // CHECK: br i1 {{.*}}, label {{.*}}, label {{.*}}, !llvm.loop ![[LOOP_12:.*]]
+    // CHECK: br label {{.*}}, !llvm.loop ![[LOOP_12:.*]]
     List[i] += i;
   }
 
   const int Scale = 4;
 #pragma clang loop vectorize_width(Scale * V) interleave_count(Scale * I) unroll_count(Scale * U)
   for (int i = 0; i < Length; i++) {
-    // CHECK: br i1 {{.*}}, label {{.*}}, label {{.*}}, !llvm.loop ![[LOOP_13:.*]]
+    // CHECK: br label {{.*}}, !llvm.loop ![[LOOP_13:.*]]
     List[i] += i;
   }
 
 #pragma clang loop vectorize_width((Scale * V) + 2)
   for (int i = 0; i < Length; i++) {
-    // CHECK: br i1 {{.*}}, label {{.*}}, label {{.*}}, !llvm.loop ![[LOOP_14:.*]]
+    // CHECK: br label {{.*}}, !llvm.loop ![[LOOP_14:.*]]
     List[i] += i;
   }
 }
@@ -157,35 +157,35 @@ void template_test(double *List, int Length) {
   for_template_constant_expression_test<double, 2, 4, 8>(List, Length);
 }
 
-// CHECK: ![[LOOP_1]] = distinct !{![[LOOP_1]], ![[UNROLL_FULL:.*]], ![[WIDTH_4:.*]], ![[INTERLEAVE_4:.*]], ![[INTENABLE_1:.*]]}
-// CHECK: ![[UNROLL_FULL]] = !{!"llvm.loop.unroll.full"}
+// CHECK: ![[LOOP_1]] = distinct !{![[LOOP_1]], ![[WIDTH_4:.*]], ![[INTERLEAVE_4:.*]], ![[INTENABLE_1:.*]], ![[UNROLL_FULL:.*]]}
 // CHECK: ![[WIDTH_4]] = !{!"llvm.loop.vectorize.width", i32 4}
 // CHECK: ![[INTERLEAVE_4]] = !{!"llvm.loop.interleave.count", i32 4}
 // CHECK: ![[INTENABLE_1]] = !{!"llvm.loop.vectorize.enable", i1 true}
-// CHECK: ![[LOOP_2]] = distinct !{![[LOOP_2:.*]], ![[UNROLL_DISABLE:.*]], ![[INTERLEAVE_4:.*]], ![[WIDTH_8:.*]]}
-// CHECK: ![[UNROLL_DISABLE]] = !{!"llvm.loop.unroll.disable"}
+// CHECK: ![[UNROLL_FULL]] = !{!"llvm.loop.unroll.full"}
+// CHECK: ![[LOOP_2]] = distinct !{![[LOOP_2:.*]], ![[WIDTH_8:.*]], ![[INTERLEAVE_4:.*]], ![[UNROLL_DISABLE:.*]]}
 // CHECK: ![[WIDTH_8]] = !{!"llvm.loop.vectorize.width", i32 8}
-// CHECK: ![[LOOP_3]] = distinct !{![[LOOP_3]], ![[UNROLL_8:.*]], ![[INTERLEAVE_4:.*]], ![[ENABLE_1:.*]]}
+// CHECK: ![[UNROLL_DISABLE]] = !{!"llvm.loop.unroll.disable"}
+// CHECK: ![[LOOP_3]] = distinct !{![[LOOP_3]], ![[INTERLEAVE_4:.*]], ![[UNROLL_8:.*]], ![[INTENABLE_1:.*]]}
 // CHECK: ![[UNROLL_8]] = !{!"llvm.loop.unroll.count", i32 8}
-// CHECK: ![[LOOP_4]] = distinct !{![[LOOP_4]], ![[INTERLEAVE_2:.*]], ![[WIDTH_2:.*]]}
-// CHECK: ![[INTERLEAVE_2]] = !{!"llvm.loop.interleave.count", i32 2}
+// CHECK: ![[LOOP_4]] = distinct !{![[LOOP_4]], ![[WIDTH_2:.*]], ![[INTERLEAVE_2:.*]]}
 // CHECK: ![[WIDTH_2]] = !{!"llvm.loop.vectorize.width", i32 2}
-// CHECK: ![[LOOP_5]] = distinct !{![[LOOP_5]], ![[UNROLL_DISABLE:.*]], ![[WIDTH_1:.*]]}
+// CHECK: ![[INTERLEAVE_2]] = !{!"llvm.loop.interleave.count", i32 2}
+// CHECK: ![[LOOP_5]] = distinct !{![[LOOP_5]], ![[WIDTH_1:.*]], ![[UNROLL_DISABLE:.*]]}
 // CHECK: ![[WIDTH_1]] = !{!"llvm.loop.vectorize.width", i32 1}
-// CHECK: ![[LOOP_6]] = distinct !{![[LOOP_6]], ![[UNROLL_8:.*]], ![[INTERLEAVE_2:.*]], ![[WIDTH_2:.*]]}
+// CHECK: ![[LOOP_6]] = distinct !{![[LOOP_6]], ![[WIDTH_2:.*]], ![[INTERLEAVE_2:.*]], ![[UNROLL_8:.*]]}
 // CHECK: ![[LOOP_7]] = distinct !{![[LOOP_7]], ![[WIDTH_5:.*]]}
 // CHECK: ![[WIDTH_5]] = !{!"llvm.loop.vectorize.width", i32 5}
 // CHECK: ![[LOOP_8]] = distinct !{![[LOOP_8]], ![[WIDTH_5:.*]]}
-// CHECK: ![[LOOP_9]] = distinct !{![[LOOP_9]], ![[UNROLL_8:.*]], ![[INTERLEAVE_8:.*]], ![[WIDTH_8:.*]]}
+// CHECK: ![[LOOP_9]] = distinct !{![[LOOP_9]], ![[WIDTH_8:.*]], ![[INTERLEAVE_8:.*]], ![[UNROLL_8:.*]]}
 // CHECK: ![[INTERLEAVE_8]] = !{!"llvm.loop.interleave.count", i32 8}
-// CHECK: ![[LOOP_10]] = distinct !{![[LOOP_10]], ![[UNROLL_8:.*]], ![[INTERLEAVE_2:.*]], ![[WIDTH_2:.*]]}
-// CHECK: ![[LOOP_11]] = distinct !{![[LOOP_11]], ![[UNROLL_8:.*]], ![[INTERLEAVE_4:.*]], ![[WIDTH_2:.*]]}
-// CHECK: ![[LOOP_12]] = distinct !{![[LOOP_12]], ![[UNROLL_24:.*]], ![[INTERLEAVE_10:.*]], ![[WIDTH_6:.*]]}
-// CHECK: ![[UNROLL_24]] = !{!"llvm.loop.unroll.count", i32 24}
-// CHECK: ![[INTERLEAVE_10]] = !{!"llvm.loop.interleave.count", i32 10}
+// CHECK: ![[LOOP_10]] = distinct !{![[LOOP_10]], ![[WIDTH_2:.*]], ![[INTERLEAVE_2:.*]], ![[UNROLL_8:.*]]}
+// CHECK: ![[LOOP_11]] = distinct !{![[LOOP_11]], ![[WIDTH_2:.*]], ![[INTERLEAVE_4:.*]], ![[UNROLL_8:.*]]}
+// CHECK: ![[LOOP_12]] = distinct !{![[LOOP_12]], ![[WIDTH_6:.*]], ![[INTERLEAVE_10:.*]], ![[UNROLL_24:.*]]}
 // CHECK: ![[WIDTH_6]] = !{!"llvm.loop.vectorize.width", i32 6}
-// CHECK: ![[LOOP_13]] = distinct !{![[LOOP_13]], ![[UNROLL_32:.*]], ![[INTERLEAVE_16:.*]], ![[WIDTH_8:.*]]}
-// CHECK: ![[UNROLL_32]] = !{!"llvm.loop.unroll.count", i32 32}
+// CHECK: ![[INTERLEAVE_10]] = !{!"llvm.loop.interleave.count", i32 10}
+// CHECK: ![[UNROLL_24]] = !{!"llvm.loop.unroll.count", i32 24}
+// CHECK: ![[LOOP_13]] = distinct !{![[LOOP_13]], ![[WIDTH_8:.*]], ![[INTERLEAVE_16:.*]], ![[UNROLL_32:.*]]}
 // CHECK: ![[INTERLEAVE_16]] = !{!"llvm.loop.interleave.count", i32 16}
+// CHECK: ![[UNROLL_32]] = !{!"llvm.loop.unroll.count", i32 32}
 // CHECK: ![[LOOP_14]] = distinct !{![[LOOP_14]], ![[WIDTH_10:.*]]}
 // CHECK: ![[WIDTH_10]] = !{!"llvm.loop.vectorize.width", i32 10}
diff --git a/test/CodeGenCXX/pragma-unroll.cpp b/test/CodeGenCXX/pragma-unroll.cpp
index 8b73fa6c8aab..8f079092480a 100644
--- a/test/CodeGenCXX/pragma-unroll.cpp
+++ b/test/CodeGenCXX/pragma-unroll.cpp
@@ -7,7 +7,7 @@ void while_test(int *List, int Length) {
 
 #pragma unroll
   while (i < Length) {
-    // CHECK: br i1 {{.*}}, label {{.*}}, label {{.*}}, !llvm.loop ![[LOOP_1:.*]]
+    // CHECK: br label {{.*}}, !llvm.loop ![[LOOP_1:.*]]
     List[i] = i * 2;
     i++;
   }
@@ -15,6 +15,7 @@ void while_test(int *List, int Length) {
 
 // Verify do loop is recognized after multi-option pragma clang loop directive.
 void do_test(int *List, int Length) {
+  // CHECK: define {{.*}} @_Z7do_test
   int i = 0;
 
 #pragma nounroll
@@ -27,20 +28,22 @@ void do_test(int *List, int Length) {
 
 // Verify for loop is recognized after unroll pragma.
 void for_test(int *List, int Length) {
+// CHECK: define {{.*}} @_Z8for_test
 #pragma unroll 8
   for (int i = 0; i < Length; i++) {
-    // CHECK: br i1 {{.*}}, label {{.*}}, label {{.*}}, !llvm.loop ![[LOOP_3:.*]]
+    // CHECK: br label {{.*}}, !llvm.loop ![[LOOP_3:.*]]
     List[i] = i * 2;
   }
 }
 
 // Verify c++11 for range loop is recognized after unroll pragma.
 void for_range_test() {
+  // CHECK: define {{.*}} @_Z14for_range_test
   double List[100];
 
 #pragma unroll(4)
   for (int i : List) {
-    // CHECK: br i1 {{.*}}, label {{.*}}, label {{.*}}, !llvm.loop ![[LOOP_4:.*]]
+    // CHECK: br label {{.*}}, !llvm.loop ![[LOOP_4:.*]]
     List[i] = i;
   }
 }
@@ -49,9 +52,10 @@ void for_range_test() {
 
 // Verify defines are correctly resolved in unroll pragmas.
 void for_define_test(int *List, int Length, int Value) {
+// CHECK: define {{.*}} @_Z15for_define_test
 #pragma unroll(UNROLLCOUNT)
   for (int i = 0; i < Length; i++) {
-    // CHECK: br i1 {{.*}}, label {{.*}}, label {{.*}}, !llvm.loop ![[LOOP_5:.*]]
+    // CHECK: br label {{.*}}, !llvm.loop ![[LOOP_5:.*]]
     List[i] = i * Value;
   }
 }
@@ -59,9 +63,10 @@ void for_define_test(int *List, int Length, int Value) {
 // Verify metadata is generated when template is used.
 template <typename A>
 void for_template_test(A *List, int Length, A Value) {
+// CHECK: define {{.*}} @_Z13template_test
 #pragma unroll 8
   for (int i = 0; i < Length; i++) {
-    // CHECK: br i1 {{.*}}, label {{.*}}, label {{.*}}, !llvm.loop ![[LOOP_6:.*]]
+    // CHECK: br label {{.*}}, !llvm.loop ![[LOOP_6:.*]]
     List[i] = i * Value;
   }
 }
@@ -69,9 +74,11 @@ void for_template_test(A *List, int Length, A Value) {
 // Verify define is resolved correctly when template is used.
 template <typename A>
 void for_template_define_test(A *List, int Length, A Value) {
+// CHECK: define {{.*}} @_Z24for_template_define_test
+
 #pragma unroll(UNROLLCOUNT)
   for (int i = 0; i < Length; i++) {
-    // CHECK: br i1 {{.*}}, label {{.*}}, label {{.*}}, !llvm.loop ![[LOOP_7:.*]]
+    // CHECK: br label {{.*}}, !llvm.loop ![[LOOP_7:.*]]
     List[i] = i * Value;
   }
 }
@@ -86,8 +93,8 @@ void template_test(double *List, int Length) {
   for_template_define_test<double>(List, Length, Value);
 }
 
-// CHECK: ![[LOOP_1]] = distinct !{![[LOOP_1]], ![[UNROLL_FULL:.*]]}
-// CHECK: ![[UNROLL_FULL]] = !{!"llvm.loop.unroll.full"}
+// CHECK: ![[LOOP_1]] = distinct !{![[LOOP_1]], ![[UNROLL_ENABLE:.*]]}
+// CHECK: ![[UNROLL_ENABLE]] = !{!"llvm.loop.unroll.enable"}
 // CHECK: ![[LOOP_2]] = distinct !{![[LOOP_2:.*]], ![[UNROLL_DISABLE:.*]]}
 // CHECK: ![[UNROLL_DISABLE]] = !{!"llvm.loop.unroll.disable"}
 // CHECK: ![[LOOP_3]] = distinct !{![[LOOP_3]], ![[UNROLL_8:.*]]}
diff --git a/test/CodeGenCXX/redefine_extname.cpp b/test/CodeGenCXX/redefine_extname.cpp
index f76fe6252fef..41860d47ffe8 100644
--- a/test/CodeGenCXX/redefine_extname.cpp
+++ b/test/CodeGenCXX/redefine_extname.cpp
@@ -28,3 +28,9 @@ extern "C" {
 // CHECK: define i32 @bar()
 }
 
+// Check that #pragma redefine_extname applies to C code only, and shouldn't be
+// applied to C++.
+#pragma redefine_extname foo_cpp bar_cpp
+extern int foo_cpp() { return 1; }
+// CHECK-NOT: define i32 @bar_cpp()
+
diff --git a/test/CodeGenCXX/sanitize-dtor-bit-field.cpp b/test/CodeGenCXX/sanitize-dtor-bit-field.cpp
new file mode 100644
index 000000000000..d4497f6aac0b
--- /dev/null
+++ b/test/CodeGenCXX/sanitize-dtor-bit-field.cpp
@@ -0,0 +1,84 @@
+// Test -fsanitize-memory-use-after-dtor
+// RUN: %clang_cc1 -O0 -fsanitize=memory -fsanitize-memory-use-after-dtor -disable-llvm-optzns -std=c++11 -triple=x86_64-pc-linux -emit-llvm -o - %s | FileCheck %s
+// RUN: %clang_cc1 -O1 -fsanitize=memory -fsanitize-memory-use-after-dtor -disable-llvm-optzns -std=c++11 -triple=x86_64-pc-linux -emit-llvm -o - %s | FileCheck %s
+
+// 24 bytes total
+struct Packed {
+  // Packed into 4 bytes
+  unsigned int a : 1;
+  unsigned int b : 1;
+  //unsigned int c : 1;
+  // Force alignment to next 4 bytes
+  unsigned int   : 0;
+  unsigned int d : 1;
+  // Force alignment, 8 more bytes
+  double e = 5.0;
+  // 4 bytes
+  unsigned int f : 1;
+  ~Packed() {}
+};
+Packed p;
+
+
+// 1 byte total
+struct Empty {
+  unsigned int : 0;
+  ~Empty() {}
+};
+Empty e;
+
+
+// 4 byte total
+struct Simple {
+  unsigned int a : 1;
+  ~Simple() {}
+};
+Simple s;
+
+
+// 8 bytes total
+struct Anon {
+  // 1 byte
+  unsigned int a : 1;
+  unsigned int b : 2;
+  // Force alignment to next byte
+  unsigned int   : 0;
+  unsigned int c : 1;
+  ~Anon() {}
+};
+Anon an;
+
+
+struct CharStruct {
+  char c;
+  ~CharStruct();
+};
+
+struct Adjacent {
+  CharStruct a;
+  int b : 1;
+  CharStruct c;
+  ~Adjacent() {}
+};
+Adjacent ad;
+
+
+// CHECK-LABEL: define {{.*}}PackedD2Ev
+// CHECK: call void @__sanitizer_dtor_callback{{.*}}i64 17
+// CHECK: ret void
+
+// CHECK-LABEL: define {{.*}}EmptyD2Ev
+// CHECK-NOT: call void @__sanitizer_dtor_callback{{.*}}i64 0
+// CHECK: ret void
+
+// CHECK-LABEL: define {{.*}}SimpleD2Ev
+// CHECK: call void @__sanitizer_dtor_callback{{.*}}i64 1
+// CHECK: ret void
+
+// CHECK-LABEL: define {{.*}}AnonD2Ev
+// CHECK: call void @__sanitizer_dtor_callback{{.*}}i64 5
+// CHECK: ret void
+
+// CHECK-LABEL: define {{.*}}AdjacentD2Ev
+// CHECK: call void @__sanitizer_dtor_callback{{.*}}i64 1
+// CHECK: ret void
diff --git a/test/CodeGenCXX/sanitize-dtor-callback.cpp b/test/CodeGenCXX/sanitize-dtor-callback.cpp
index 4912a27229f9..e208a6f7e5a5 100644
--- a/test/CodeGenCXX/sanitize-dtor-callback.cpp
+++ b/test/CodeGenCXX/sanitize-dtor-callback.cpp
@@ -1,17 +1,70 @@
 // Test -fsanitize-memory-use-after-dtor
-// RUN: %clang_cc1 -fsanitize=memory -fsanitize-memory-use-after-dtor -triple=x86_64-pc-linux -emit-llvm -o - %s | FileCheck %s
-// RUN: %clang_cc1 -fsanitize=memory -triple=x86_64-pc-linux -emit-llvm -o - %s | FileCheck %s -check-prefix=NO_DTOR_CHECK
+// RUN: %clang_cc1 -fsanitize=memory -fsanitize-memory-use-after-dtor -std=c++11 -triple=x86_64-pc-linux -emit-llvm -o - %s | FileCheck %s
+
+// Sanitizing dtor is emitted in dtor for every class, and only
+// poisons once.
 
 struct Simple {
+  int x;
   ~Simple() {}
 };
 Simple s;
 // Simple internal member is poisoned by compiler-generated dtor
-// CHECK-LABEL: @_ZN6SimpleD2Ev
+// CHECK-LABEL: define {{.*}}SimpleD1Ev
+// CHECK: call void {{.*}}SimpleD2Ev
+// CHECK: ret void
+
+struct Inlined {
+  int y;
+  inline ~Inlined() {}
+};
+Inlined i;
+// Simple internal member is poisoned by compiler-generated dtor
+// CHECK-LABEL: define {{.*}}InlinedD1Ev
+// CHECK: call void {{.*}}InlinedD2Ev
+// CHECK: ret void
+
+struct Defaulted_Trivial {
+  ~Defaulted_Trivial() = default;
+};
+void create_def_trivial() {
+  Defaulted_Trivial def_trivial;
+}
+// The compiler is explicitly signalled to handle object cleanup.
+// No complex member attributes. Compiler destroys inline, so
+// no destructor defined.
+// CHECK-LABEL: define {{.*}}create_def_trivial
+// CHECK-NOT: call {{.*}}Defaulted_Trivial
+// CHECK: ret void
+
+struct Defaulted_Non_Trivial {
+  Simple s;
+  ~Defaulted_Non_Trivial() = default;
+};
+Defaulted_Non_Trivial def_non_trivial;
+// Explicitly compiler-generated dtor poisons object.
+// By including a Simple member in the struct, the compiler is
+// forced to generate a non-trivial destructor.
+// CHECK-LABEL: define {{.*}}Defaulted_Non_TrivialD1Ev
+// CHECK: call void {{.*}}Defaulted_Non_TrivialD2
+// CHECK: ret void
+
+
+// Note: ordering is important. In the emitted bytecode, these
+// second dtors defined after the first. Explicitly checked here
+// to confirm that all invoked dtors have member poisoning
+// instrumentation inserted.
+// CHECK-LABEL: define {{.*}}SimpleD2Ev
 // CHECK: call void @__sanitizer_dtor_callback
+// CHECK-NOT: call void @__sanitizer_dtor_callback
 // CHECK: ret void
 
-// Compiling without the flag does not generate member-poisoning dtor
-// NO_DTOR_CHECK-LABEL: @_ZN6SimpleD2Ev
-// NO_DTOR_CHECK-NOT: call void @sanitizer_dtor_callback
-// NO_DTOR_CHECK: ret void
+// CHECK-LABEL: define {{.*}}InlinedD2Ev
+// CHECK: call void @__sanitizer_dtor_callback
+// CHECK-NOT: call void @__sanitizer_dtor_callback
+// CHECK: ret void
+
+// CHECK-LABEL: define {{.*}}Defaulted_Non_TrivialD2Ev
+// CHECK: call void @__sanitizer_dtor_callback
+// CHECK-NOT: call void @__sanitizer_dtor_callback
+// CHECK: ret void
diff --git a/test/CodeGenCXX/sanitize-dtor-derived-class.cpp b/test/CodeGenCXX/sanitize-dtor-derived-class.cpp
new file mode 100644
index 000000000000..f3134711824d
--- /dev/null
+++ b/test/CodeGenCXX/sanitize-dtor-derived-class.cpp
@@ -0,0 +1,71 @@
+// RUN: %clang_cc1 -fsanitize=memory -fsanitize-memory-use-after-dtor -disable-llvm-optzns -std=c++11 -triple=x86_64-pc-linux -emit-llvm -o - %s | FileCheck %s
+// RUN: %clang_cc1 -O1 -fsanitize=memory -fsanitize-memory-use-after-dtor -disable-llvm-optzns -std=c++11 -triple=x86_64-pc-linux -emit-llvm -o - %s | FileCheck %s
+
+// Base dtor poisons members
+// Complete dtor poisons vtable ptr after destroying members and
+// virtual bases
+
+class Base {
+ public:
+  int x;
+  Base() {
+    x = 5;
+  }
+  virtual ~Base() {
+    x += 1;
+  }
+};
+
+class Derived : public Base {
+ public:
+  int y;
+  Derived() {
+    y = 10;
+  }
+  ~Derived() {
+    y += 1;
+  }
+};
+
+Derived d;
+
+// Invoke base destructor. No vtable pointer to poison.
+// CHECK-LABEL: define {{.*}}DerivedD1Ev
+// CHECK-NOT: call void @__sanitizer_dtor_callback
+// CHECK: call void {{.*}}DerivedD2Ev
+// CHECK-NOT: call void @__sanitizer_dtor_callback
+// CHECK: ret void
+
+// CHECK-LABEL: define {{.*}}DerivedD0Ev
+// CHECK-NOT: call void @__sanitizer_dtor_callback
+// CHECK: call void {{.*}}DerivedD1Ev
+// CHECK-NOT: call void @__sanitizer_dtor_callback
+// CHECK: ret void
+
+// Invokes base destructor, and poison vtable pointer.
+// CHECK-LABEL: define {{.*}}BaseD1Ev
+// CHECK-NOT: call void @__sanitizer_dtor_callback
+// CHECK: call void {{.*}}BaseD2Ev
+// CHECK-NOT: call void @__sanitizer_dtor_callback
+// CHECK: ret void
+
+// CHECK-LABEL: define {{.*}}BaseD0Ev
+// CHECK-NOT: call void @__sanitizer_dtor_callback
+// CHECK: call void {{.*}}BaseD1Ev
+// CHECK-NOT: call void @__sanitizer_dtor_callback
+// CHECK: ret void
+
+// Poison members and vtable ptr.
+// CHECK-LABEL: define {{.*}}BaseD2Ev
+// CHECK: call void @__sanitizer_dtor_callback
+// CHECK: call void @__sanitizer_dtor_callback{{.*}}i64 8
+// CHECK-NOT: call void @__sanitizer_dtor_callback
+// CHECK: ret void
+
+// Poison members and destroy non-virtual base.
+// CHECK-LABEL: define {{.*}}DerivedD2Ev
+// CHECK: call void @__sanitizer_dtor_callback
+// CHECK-NOT: call void @__sanitizer_dtor_callback
+// CHECK: call void {{.*}}BaseD2Ev
+// CHECK: call void @__sanitizer_dtor_callback{{.*}}i64 8
+// CHECK: ret void
diff --git a/test/CodeGenCXX/sanitize-dtor-fn-attribute.cpp b/test/CodeGenCXX/sanitize-dtor-fn-attribute.cpp
new file mode 100644
index 000000000000..4af26770223f
--- /dev/null
+++ b/test/CodeGenCXX/sanitize-dtor-fn-attribute.cpp
@@ -0,0 +1,43 @@
+// Test -fsanitize-memory-use-after-dtor
+// RUN: %clang_cc1 -fsanitize=memory -fsanitize-memory-use-after-dtor -std=c++11 -triple=x86_64-pc-linux -emit-llvm -o - %s | FileCheck %s
+
+// The no_sanitize_memory attribute, when applied to a destructor,
+// represses emission of sanitizing callback
+
+template <class T> class Vector {
+ public:
+  int size;
+  ~Vector() {}
+};
+
+struct No_San {
+  Vector<int> v;
+  int x;
+  No_San() { }
+  __attribute__((no_sanitize_memory)) ~No_San() = default;
+};
+
+int main() {
+  No_San *ns = new No_San();
+  ns->~No_San();
+  return 0;
+}
+
+// Repressing the sanitization attribute results in no msan
+// instrumentation of the destructor
+// CHECK: define {{.*}}No_SanD1Ev{{.*}} [[ATTRIBUTE:#[0-9]+]]
+// CHECK-NOT: call void {{.*}}sanitizer_dtor_callback
+// CHECK: ret void
+
+// CHECK: define {{.*}}No_SanD2Ev{{.*}} [[ATTRIBUTE:#[0-9]+]]
+// CHECK-NOT: call void {{.*}}sanitizer_dtor_callback
+// CHECK: call void {{.*}}VectorIiED2Ev
+// CHECK-NOT: call void {{.*}}sanitizer_dtor_callback
+// CHECK: ret void
+
+// CHECK: define {{.*}}VectorIiED2Ev
+// CHECK: call void {{.*}}sanitizer_dtor_callback
+// CHECK: ret void
+
+// When attribute is repressed, the destructor does not emit any tail calls
+// CHECK-NOT: attributes [[ATTRIBUTE]] = {{.*}} sanitize_memory
diff --git a/test/CodeGenCXX/sanitize-dtor-nontrivial-virtual-base.cpp b/test/CodeGenCXX/sanitize-dtor-nontrivial-virtual-base.cpp
new file mode 100644
index 000000000000..27eb64b55347
--- /dev/null
+++ b/test/CodeGenCXX/sanitize-dtor-nontrivial-virtual-base.cpp
@@ -0,0 +1,82 @@
+// RUN: %clang_cc1 -fsanitize=memory -O0 -fsanitize-memory-use-after-dtor -std=c++11 -triple=x86_64-pc-linux -emit-llvm -o - %s | FileCheck %s
+// RUN: %clang_cc1 -fsanitize=memory -O1 -fsanitize-memory-use-after-dtor -std=c++11 -triple=x86_64-pc-linux -emit-llvm -o - %s | FileCheck %s
+
+template <class T>
+class Vector {
+public:
+  int size;
+  ~Vector() {
+    size += 1;
+  }
+};
+
+struct Base {
+  int b1;
+  double b2;
+  Base() {
+    b1 = 5;
+    b2 = 10.989;
+  }
+  virtual ~Base() {}
+};
+
+struct VirtualBase {
+  int vb1;
+  int vb2;
+  VirtualBase() {
+    vb1 = 10;
+    vb2 = 11;
+  }
+  virtual ~VirtualBase() {}
+};
+
+struct Derived : public Base, public virtual VirtualBase {
+  int d1;
+  Vector<int> v;
+  int d2;
+  Derived() {
+    d1 = 10;
+  }
+  ~Derived() {}
+};
+
+Derived d;
+
+// Destruction order:
+// Derived: int, Vector, Base, VirtualBase
+
+// CHECK-LABEL: define {{.*}}ZN7DerivedD1Ev
+// CHECK: call void {{.*}}ZN11VirtualBaseD2Ev
+// CHECK: ret void
+
+// CHECK-LABEL: define {{.*}}ZN7DerivedD0Ev
+// CHECK: ret void
+
+// CHECK-LABEL: define {{.*}}ZN11VirtualBaseD1Ev
+// CHECK: ret void
+
+// CHECK-LABEL: define {{.*}}ZN11VirtualBaseD0Ev
+// CHECK: ret void
+
+// poison 2 ints
+// CHECK-LABEL: define {{.*}}ZN11VirtualBaseD2Ev
+// CHECK: call void {{.*}}sanitizer_dtor_callback({{.*}}, i64 8)
+// CHECK: ret void
+
+// poison int and double
+// CHECK-LABEL: define {{.*}}ZN4BaseD2Ev
+// CHECK: call void {{.*}}sanitizer_dtor_callback({{.*}}, i64 16)
+// CHECK: ret void
+
+// poison int, ignore vector, poison int
+// CHECK-LABEL: define {{.*}}ZN7DerivedD2Ev
+// CHECK: call void {{.*}}ZN6VectorIiED1Ev
+// CHECK: call void {{.*}}sanitizer_dtor_callback({{.*}}, i64 4)
+// CHECK: call void {{.*}}sanitizer_dtor_callback({{.*}}, i64 4)
+// CHECK: call void {{.*}}ZN4BaseD2Ev
+// CHECK: ret void
+
+// poison int
+// CHECK-LABEL: define {{.*}}ZN6VectorIiED2Ev
+// CHECK: call void {{.*}}sanitizer_dtor_callback({{.*}}, i64 4)
+// CHECK: ret void
diff --git a/test/CodeGenCXX/sanitize-dtor-repress-aliasing.cpp b/test/CodeGenCXX/sanitize-dtor-repress-aliasing.cpp
new file mode 100644
index 000000000000..28624a0e7aec
--- /dev/null
+++ b/test/CodeGenCXX/sanitize-dtor-repress-aliasing.cpp
@@ -0,0 +1,30 @@
+// Test -fsanitize-memory-use-after-dtor
+// RUN: %clang_cc1 -fsanitize=memory -O1 -fsanitize-memory-use-after-dtor -std=c++11 -triple=x86_64-pc-linux -emit-llvm -o - %s | FileCheck %s
+// RUN: %clang_cc1 -fsanitize=memory -O2 -fsanitize-memory-use-after-dtor -std=c++11 -triple=x86_64-pc-linux -emit-llvm -o - %s | FileCheck %s
+
+template <class T>
+class Vector {
+public:
+  int size;
+  ~Vector() {}
+};
+
+// Virtual function table for the derived class only contains
+// its own destructors, with no aliasing to base class dtors.
+struct Base {
+  Vector<int> v;
+  int x;
+  Base() { x = 5; }
+  virtual ~Base() {}
+};
+
+struct Derived : public Base {
+  int z;
+  Derived() { z = 10; }
+  ~Derived() {}
+};
+
+Derived d;
+
+// Definition of virtual function table
+// CHECK: @_ZTV7Derived = {{.*}}@_ZN7DerivedD1Ev{{.*}}@_ZN7DerivedD0Ev
diff --git a/test/CodeGenCXX/sanitize-dtor-tail-call.cpp b/test/CodeGenCXX/sanitize-dtor-tail-call.cpp
new file mode 100644
index 000000000000..de2fd8c75c88
--- /dev/null
+++ b/test/CodeGenCXX/sanitize-dtor-tail-call.cpp
@@ -0,0 +1,23 @@
+// Test -fsanitize-memory-use-after-dtor
+// RUN: %clang_cc1 -fsanitize=memory -fsanitize-memory-use-after-dtor -disable-llvm-optzns -std=c++11 -triple=x86_64-pc-linux -emit-llvm -o - %s | FileCheck %s
+// RUN: %clang_cc1 -O1 -fsanitize=memory -fsanitize-memory-use-after-dtor -disable-llvm-optzns -std=c++11 -triple=x86_64-pc-linux -emit-llvm -o - %s | FileCheck %s
+
+struct Simple {
+  int x_;
+  Simple() {
+    x_ = 5;
+  }
+  ~Simple() {
+    x_ += 1;
+  }
+};
+
+Simple s;
+// Simple internal member is poisoned by compiler-generated dtor
+// CHECK: define {{.*}}SimpleD2Ev{{.*}} [[ATTRIBUTE:#[0-9]+]]
+// CHECK: {{^ *}}call void @__sanitizer_dtor_callback
+// CHECK-NOT: call void @__sanitizer_dtor_callback
+// CHECK: ret void
+
+// Destructor does not emit any tail calls
+// CHECK: attributes [[ATTRIBUTE]] = {{.*}}"disable-tail-calls"="true"
diff --git a/test/CodeGenCXX/sanitize-dtor-trivial.cpp b/test/CodeGenCXX/sanitize-dtor-trivial.cpp
new file mode 100644
index 000000000000..39f580af97e7
--- /dev/null
+++ b/test/CodeGenCXX/sanitize-dtor-trivial.cpp
@@ -0,0 +1,15 @@
+// Test -fsanitize-memory-use-after-dtor
+// RUN: %clang_cc1 -O0 -fsanitize=memory -fsanitize-memory-use-after-dtor -disable-llvm-optzns -std=c++11 -triple=x86_64-pc-linux -emit-llvm -o - %s | FileCheck %s
+// RUN: %clang_cc1 -O1 -fsanitize=memory -fsanitize-memory-use-after-dtor -disable-llvm-optzns -std=c++11 -triple=x86_64-pc-linux -emit-llvm -o - %s | FileCheck %s
+
+// TODO Success pending on resolution of issue:
+//    https://github.com/google/sanitizers/issues/596
+// XFAIL: *
+
+struct Trivial {
+  int a;
+  int b;
+};
+Trivial t;
+
+// CHECK: call void @__sanitizer_dtor_callback
diff --git a/test/CodeGenCXX/sanitize-dtor-vtable.cpp b/test/CodeGenCXX/sanitize-dtor-vtable.cpp
new file mode 100644
index 000000000000..78be7949c32c
--- /dev/null
+++ b/test/CodeGenCXX/sanitize-dtor-vtable.cpp
@@ -0,0 +1,47 @@
+// RUN: %clang_cc1 -O0 -fsanitize=memory -fsanitize-memory-use-after-dtor -disable-llvm-optzns -std=c++11 -triple=x86_64-pc-linux -emit-llvm -o - %s | FileCheck %s
+// RUN: %clang_cc1 -O1 -fsanitize=memory -fsanitize-memory-use-after-dtor -disable-llvm-optzns -std=c++11 -triple=x86_64-pc-linux -emit-llvm -o - %s | FileCheck %s
+
+class A {
+ public:
+  int x;
+  A() {}
+  virtual ~A() {}
+};
+A a;
+
+class B : virtual public A {
+ public:
+  int y;
+  B() {}
+  ~B() {}
+};
+B b;
+
+// CHECK-LABEL: define {{.*}}AD1Ev
+// CHECK-NOT: call void @__sanitizer_dtor_callback
+// CHECK: call void {{.*}}AD2Ev
+// CHECK-NOT: call void @__sanitizer_dtor_callback
+// CHECK: ret void
+
+// After invoking base dtor and dtor for virtual base, poison vtable ptr.
+// CHECK-LABEL: define {{.*}}BD1Ev
+// CHECK-NOT: call void @__sanitizer_dtor_callback
+// CHECK: call void {{.*}}BD2Ev
+// CHECK-NOT: call void @__sanitizer_dtor_callback
+// CHECK: call void {{.*}}AD2Ev
+// CHECK: call void @__sanitizer_dtor_callback{{.*}}i64 8
+// CHECK-NOT: call void @__sanitizer_dtor_callback
+// CHECK: ret void
+
+// Since no virtual bases, poison vtable ptr here.
+// CHECK-LABEL: define {{.*}}AD2Ev
+// CHECK: call void @__sanitizer_dtor_callback
+// CHECK: call void @__sanitizer_dtor_callback{{.*}}i64 8
+// CHECK-NOT: call void @__sanitizer_dtor_callback
+// CHECK: ret void
+
+// Poison members
+// CHECK-LABEL: define {{.*}}BD2Ev
+// CHECK: call void @__sanitizer_dtor_callback
+// CHECK-NOT: call void @__sanitizer_dtor_callback
+// CHECK: ret void
diff --git a/test/CodeGenCXX/sanitize-no-dtor-callback.cpp b/test/CodeGenCXX/sanitize-no-dtor-callback.cpp
new file mode 100644
index 000000000000..2c355766216d
--- /dev/null
+++ b/test/CodeGenCXX/sanitize-no-dtor-callback.cpp
@@ -0,0 +1,23 @@
+// Test without the flag -fsanitize-memory-use-after-dtor, to ensure that
+// instrumentation is not erroneously inserted
+// RUN: %clang_cc1 -fsanitize=memory -triple=x86_64-pc-linux -emit-llvm -o - %s | FileCheck %s
+
+struct Simple {
+  ~Simple() {}
+};
+Simple s;
+// CHECK-LABEL: define {{.*}}SimpleD1Ev
+// CHECK-NOT: call void @__sanitizer_dtor_callback
+
+struct Inlined {
+  inline ~Inlined() {}
+};
+Inlined i;
+// CHECK-LABEL: define {{.*}}InlinedD1Ev
+// CHECK-NOT: call void @__sanitizer_dtor_callback
+
+// CHECK-LABEL: define {{.*}}SimpleD2Ev
+// CHECK-NOT: call void @__sanitizer_dtor_callback
+
+// CHECK-LABEL: define {{.*}}InlinedD2Ev
+// CHECK-NOT: call void @__sanitizer_dtor_callback
diff --git a/test/CodeGenCXX/scoped-enums-debug-info.cpp b/test/CodeGenCXX/scoped-enums-debug-info.cpp
index 52658fc28d74..131e31b021ae 100644
--- a/test/CodeGenCXX/scoped-enums-debug-info.cpp
+++ b/test/CodeGenCXX/scoped-enums-debug-info.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -std=c++11 -emit-llvm -g -o - %s | FileCheck %s
+// RUN: %clang_cc1 -std=c++11 -emit-llvm -debug-info-kind=limited -o - %s | FileCheck %s
 // Test that we are emitting debug info and base types for scoped enums.
 
 // CHECK: !DICompositeType(tag: DW_TAG_enumeration_type, name: "Color"
diff --git a/test/CodeGenCXX/sel-address.mm b/test/CodeGenCXX/sel-address.mm
deleted file mode 100644
index c3db9a7d00e5..000000000000
--- a/test/CodeGenCXX/sel-address.mm
+++ /dev/null
@@ -1,14 +0,0 @@
-// RUN: %clang_cc1 %s -verify -emit-llvm -o %t
-// pr7390
-
-void f(const SEL& v2) {}
-void g() {
-  f(@selector(dealloc));
-
-  SEL s = @selector(dealloc);
- SEL* ps = &s;
-
- @selector(dealloc) = s;  // expected-error {{expression is not assignable}}
-
- SEL* ps2 = &@selector(dealloc);
-}
diff --git a/test/CodeGenCXX/static-init-wasm.cpp b/test/CodeGenCXX/static-init-wasm.cpp
new file mode 100644
index 000000000000..2d187b5c05fc
--- /dev/null
+++ b/test/CodeGenCXX/static-init-wasm.cpp
@@ -0,0 +1,54 @@
+// RUN: %clang_cc1 -emit-llvm -triple=wasm32-unknown-unknown -o - %s \
+// RUN:   | FileCheck %s -check-prefix=WEBASSEMBLY32
+// RUN: %clang_cc1 -emit-llvm -triple=wasm64-unknown-unknown -o - %s \
+// RUN:   | FileCheck %s -check-prefix=WEBASSEMBLY64
+
+// Test that we don't create common blocks.
+int tentative;
+// WEBASSEMBLY32: @tentative = global i32 0, align 4
+// WEBASSEMBLY64: @tentative = global i32 0, align 4
+
+// Test that WebAssembly uses the ARM-style ABI in which the static
+// variable's guard variable is tested via "load i8 and test the
+// bottom bit" rather than the Itanium/x86 ABI which uses "load i8
+// and compare with zero".
+int f();
+void g() {
+  static int a = f();
+}
+// WEBASSEMBLY32-LABEL: @_Z1gv()
+// WEBASSEMBLY32:       %[[R0:.+]] = load atomic i8, i8* bitcast (i32* @_ZGVZ1gvE1a to i8*) acquire, align 4
+// WEBASSEMBLY32-NEXT:  %[[R1:.+]] = and i8 %[[R0]], 1
+// WEBASSEMBLY32-NEXT:  %[[R2:.+]] = icmp eq i8 %[[R1]], 0
+// WEBASSEMBLY32-NEXT:  br i1 %[[R2]], label %[[CHECK:.+]], label %[[END:.+]]
+// WEBASSEMBLY32:       [[CHECK]]
+// WEBASSEMBLY32:       call i32 @__cxa_guard_acquire
+// WEBASSEMBLY32:       [[END]]
+// WEBASSEMBLY32:       call void @__cxa_guard_release
+//
+// WEBASSEMBLY64-LABEL: @_Z1gv()
+// WEBASSEMBLY64:       %[[R0:.+]] = load atomic i8, i8* bitcast (i64* @_ZGVZ1gvE1a to i8*) acquire, align 8
+// WEBASSEMBLY64-NEXT:  %[[R1:.+]] = and i8 %[[R0]], 1
+// WEBASSEMBLY64-NEXT:  %[[R2:.+]] = icmp eq i8 %[[R1]], 0
+// WEBASSEMBLY64-NEXT:  br i1 %[[R2]], label %[[CHECK:.+]], label %[[END:.+]]
+// WEBASSEMBLY64:       [[CHECK]]
+// WEBASSEMBLY64:       call i32 @__cxa_guard_acquire
+// WEBASSEMBLY64:       [[END]]
+// WEBASSEMBLY64:       call void @__cxa_guard_release
+
+// Test various aspects of static constructor calls.
+struct A {
+    A();
+};
+
+A theA;
+
+// WEBASSEMBLY32: define internal void @__cxx_global_var_init() #0 section ".text.__startup" {
+// WEBASSEMBLY32: call %struct.A* @_ZN1AC1Ev(%struct.A* @theA)
+// WEBASSEMBLY32: define internal void @_GLOBAL__sub_I_static_init_wasm.cpp() #0 section ".text.__startup" {
+// WEBASSEMBLY32: call void @__cxx_global_var_init()
+//
+// WEBASSEMBLY64: define internal void @__cxx_global_var_init() #0 section ".text.__startup" {
+// WEBASSEMBLY64: call %struct.A* @_ZN1AC1Ev(%struct.A* @theA)
+// WEBASSEMBLY64: define internal void @_GLOBAL__sub_I_static_init_wasm.cpp() #0 section ".text.__startup" {
+// WEBASSEMBLY64: call void @__cxx_global_var_init()
diff --git a/test/CodeGenCXX/static-init.cpp b/test/CodeGenCXX/static-init.cpp
index 25489f022ce6..541f6416efd0 100644
--- a/test/CodeGenCXX/static-init.cpp
+++ b/test/CodeGenCXX/static-init.cpp
@@ -6,9 +6,10 @@
 
 // CHECK: @_ZZN5test31BC1EvE1u = internal global { i8, [3 x i8] } { i8 97, [3 x i8] undef }, align 4
 
-// CHECK: @_ZZ2h2vE1i = linkonce_odr global i32 0, comdat, align
-// CHECK: @_ZGVZ2h2vE1i = linkonce_odr global i64 0, comdat{{$}}
+// CHECK: @_ZZ2h2vE1i = linkonce_odr global i32 0, comdat, align 4
+// CHECK: @_ZGVZ2h2vE1i = linkonce_odr global i64 0, comdat, align 8{{$}}
 // CHECK: @_ZZN5test1L6getvarEiE3var = internal constant [4 x i32] [i32 1, i32 0, i32 2, i32 4], align 16
+// CHECK: @_ZZN5test414useStaticLocalEvE3obj = linkonce_odr global %"struct.test4::HasVTable" zeroinitializer, comdat, align 8
 
 struct A {
   A();
@@ -16,7 +17,7 @@ struct A {
 };
 
 void f() {
-  // CHECK: load atomic i8, i8* bitcast (i64* @_ZGVZ1fvE1a to i8*) acquire, align 1
+  // CHECK: load atomic i8, i8* bitcast (i64* @_ZGVZ1fvE1a to i8*) acquire, align 8
   // CHECK: call i32 @__cxa_guard_acquire
   // CHECK: call void @_ZN1AC1Ev
   // CHECK: call i32 @__cxa_atexit(void (i8*)* bitcast (void (%struct.A*)* @_ZN1AD1Ev to void (i8*)*), i8* getelementptr inbounds (%struct.A, %struct.A* @_ZZ1fvE1a, i32 0, i32 0), i8* @__dso_handle)
@@ -154,3 +155,19 @@ namespace test3 {
   // CHECK-LABEL: define void @_ZN5test31BC2Ev(
   // CHECK-LABEL: define void @_ZN5test31BC1Ev(
 }
+
+// We forgot to set the comdat when replacing the global with a different type.
+namespace test4 {
+struct HasVTable {
+  virtual void f();
+};
+inline HasVTable &useStaticLocal() {
+  static HasVTable obj;
+  return obj;
+}
+void useit() {
+  useStaticLocal();
+}
+// CHECK: define linkonce_odr dereferenceable(8) %"struct.test4::HasVTable"* @_ZN5test414useStaticLocalEv()
+// CHECK: ret %"struct.test4::HasVTable"* @_ZZN5test414useStaticLocalEvE3obj
+}
diff --git a/test/CodeGenCXX/strict-vtable-pointers.cpp b/test/CodeGenCXX/strict-vtable-pointers.cpp
new file mode 100644
index 000000000000..ee3919149cab
--- /dev/null
+++ b/test/CodeGenCXX/strict-vtable-pointers.cpp
@@ -0,0 +1,219 @@
+// RUN: %clang_cc1 %s -I%S -triple=x86_64-apple-darwin10 -fstrict-vtable-pointers -disable-llvm-optzns -O2 -emit-llvm -o %t.ll
+// RUN: FileCheck --check-prefix=CHECK-CTORS %s < %t.ll
+// RUN: FileCheck --check-prefix=CHECK-NEW %s < %t.ll
+// RUN: FileCheck --check-prefix=CHECK-DTORS %s < %t.ll
+// RUN: FileCheck --check-prefix=CHECK-LINK-REQ %s < %t.ll
+
+typedef __typeof__(sizeof(0)) size_t;
+void *operator new(size_t, void*) throw();
+
+struct NotTrivialDtor {
+  ~NotTrivialDtor();
+};
+
+struct DynamicBase1 {
+  NotTrivialDtor obj;
+  virtual void foo();
+};
+
+struct DynamicDerived : DynamicBase1 {
+  void foo();
+};
+
+struct DynamicBase2 {
+  virtual void bar();
+  ~DynamicBase2() {
+    bar();
+  }
+};
+
+struct DynamicDerivedMultiple : DynamicBase1, DynamicBase2 {
+  virtual void foo();
+  virtual void bar();
+};
+
+struct StaticBase {
+  NotTrivialDtor obj;
+  void bar();
+};
+
+struct DynamicFromStatic : StaticBase {
+  virtual void bar();
+};
+
+struct DynamicFromVirtualStatic1 : virtual StaticBase {
+};
+
+struct DynamicFromVirtualStatic2 : virtual StaticBase {
+};
+
+struct DynamicFrom2Virtuals :
+            DynamicFromVirtualStatic1,
+            DynamicFromVirtualStatic2 {
+};
+
+// CHECK-NEW-LABEL: define void @_Z12LocalObjectsv()
+// CHECK-NEW-NOT: @llvm.invariant.group.barrier(
+// CHECK-NEW-LABEL: }
+void LocalObjects() {
+  DynamicBase1 DB;
+  DB.foo();
+  DynamicDerived DD;
+  DD.foo();
+
+  DynamicBase2 DB2;
+  DB2.bar();
+
+  StaticBase SB;
+  SB.bar();
+
+  DynamicDerivedMultiple DDM;
+  DDM.foo();
+  DDM.bar();
+
+  DynamicFromStatic DFS;
+  DFS.bar();
+  DynamicFromVirtualStatic1 DFVS1;
+  DFVS1.bar();
+  DynamicFrom2Virtuals DF2V;
+  DF2V.bar();
+}
+
+struct DynamicFromVirtualStatic1;
+// CHECK-CTORS-LABEL: define linkonce_odr void @_ZN25DynamicFromVirtualStatic1C1Ev
+// CHECK-CTORS-NOT: @llvm.invariant.group.barrier(
+// CHECK-CTORS-LABEL: }
+
+struct DynamicFrom2Virtuals;
+// CHECK-CTORS-LABEL: define linkonce_odr void @_ZN20DynamicFrom2VirtualsC1Ev
+// CHECK-CTORS: call i8* @llvm.invariant.group.barrier(
+// CHECK-CTORS-LABEL: }
+
+
+// CHECK-NEW-LABEL: define void @_Z9Pointers1v()
+// CHECK-NEW-NOT: @llvm.invariant.group.barrier(
+// CHECK-NEW-LABEL: call void @_ZN12DynamicBase1C1Ev(
+
+// CHECK-NEW: %[[THIS3:.*]] = call i8* @llvm.invariant.group.barrier(i8* %[[THIS2:.*]])
+// CHECK-NEW: %[[THIS4:.*]] = bitcast i8* %[[THIS3]] to %[[DynamicDerived:.*]]*
+// CHECK-NEW: call void @_ZN14DynamicDerivedC1Ev(%[[DynamicDerived:.*]]* %[[THIS4]])
+// CHECK-NEW-LABEL: }
+void Pointers1() {
+  DynamicBase1 *DB = new DynamicBase1;
+  DB->foo();
+
+  DynamicDerived *DD = new (DB) DynamicDerived;
+  DD->foo();
+  DD->~DynamicDerived();
+}
+
+// CHECK-NEW-LABEL: define void @_Z14HackingObjectsv()
+// CHECK-NEW:  call void @_ZN12DynamicBase1C1Ev
+// CHECK-NEW:  call i8* @llvm.invariant.group.barrier(
+// CHECK-NEW:  call void @_ZN14DynamicDerivedC1Ev(
+// CHECK-NEW:  call i8* @llvm.invariant.group.barrier(
+// CHECK-NEW: call void @_ZN12DynamicBase1C1Ev(
+// CHECK-NEW-LABEL: }
+void HackingObjects() {
+  DynamicBase1 DB;
+  DB.foo();
+
+  DynamicDerived *DB2 = new (&DB) DynamicDerived;
+  // Using DB now is prohibited.
+  DB2->foo();
+  DB2->~DynamicDerived();
+
+  // We have to get back to the previous type to avoid calling wrong destructor
+  new (&DB) DynamicBase1;
+  DB.foo();
+}
+
+/*** Testing Constructors ***/
+struct DynamicBase1;
+// CHECK-CTORS-LABEL: define linkonce_odr void @_ZN12DynamicBase1C2Ev(
+// CHECK-CTORS-NOT: call i8* @llvm.invariant.group.barrier(
+// CHECK-CTORS-LABEL: }
+
+
+struct DynamicDerived;
+
+// CHECK-CTORS-LABEL: define linkonce_odr void @_ZN14DynamicDerivedC2Ev(
+// CHECK-CTORS: %[[THIS0:.*]] = load %[[DynamicDerived:.*]]*, %[[DynamicDerived]]** {{.*}}
+// CHECK-CTORS: %[[THIS1:.*]] = bitcast %[[DynamicDerived:.*]]* %[[THIS0]] to i8*
+// CHECK-CTORS: %[[THIS2:.*]] = call i8* @llvm.invariant.group.barrier(i8* %[[THIS1:.*]])
+// CHECK-CTORS: %[[THIS3:.*]] = bitcast i8* %[[THIS2]] to %[[DynamicDerived]]*
+// CHECK-CTORS: %[[THIS4:.*]] = bitcast %[[DynamicDerived]]* %[[THIS3]] to %[[DynamicBase:.*]]*
+// CHECK-CTORS: call void @_ZN12DynamicBase1C2Ev(%[[DynamicBase]]* %[[THIS4]])
+
+// CHECK-CTORS: %[[THIS5:.*]] = bitcast %struct.DynamicDerived* %[[THIS0]] to i32 (...)***
+// CHECK-CTORS: store {{.*}} %[[THIS5]]
+// CHECK-CTORS-LABEL: }
+
+struct DynamicDerivedMultiple;
+// CHECK-CTORS-LABEL: define linkonce_odr void @_ZN22DynamicDerivedMultipleC2Ev(
+
+// CHECK-CTORS: %[[THIS0:.*]] = load %[[CLASS:.*]]*, %[[CLASS]]** {{.*}}
+// CHECK-CTORS: %[[THIS1:.*]] = bitcast %[[CLASS:.*]]* %[[THIS0]] to i8*
+// CHECK-CTORS: %[[THIS2:.*]] = call i8* @llvm.invariant.group.barrier(i8* %[[THIS1]])
+// CHECK-CTORS: %[[THIS3:.*]] = bitcast i8* %[[THIS2]] to %[[CLASS]]*
+// CHECK-CTORS: %[[THIS4:.*]] = bitcast %[[CLASS]]* %[[THIS3]] to %[[BASE_CLASS:.*]]*
+// CHECK-CTORS: call void @_ZN12DynamicBase1C2Ev(%[[BASE_CLASS]]* %[[THIS4]])
+
+// CHECK-CTORS: call i8* @llvm.invariant.group.barrier(
+
+// CHECK-CTORS: call void @_ZN12DynamicBase2C2Ev(
+// CHECK-CTORS-NOT: @llvm.invariant.group.barrier
+
+
+// CHECK-CTORS: %[[THIS10:.*]] = bitcast %struct.DynamicDerivedMultiple* %[[THIS0]] to i32 (...)***
+// CHECK-CTORS: store {{.*}} @_ZTV22DynamicDerivedMultiple, i64 0, i64 2) {{.*}} %[[THIS10]]
+// CHECK-CTORS: %[[THIS11:.*]] = bitcast %struct.DynamicDerivedMultiple* %[[THIS0]] to i8*
+// CHECK-CTORS: %[[THIS_ADD:.*]] = getelementptr inbounds i8, i8* %[[THIS11]], i64 16
+// CHECK-CTORS: %[[THIS12:.*]]  = bitcast i8* %[[THIS_ADD]] to i32 (...)***
+
+
+// CHECK-CTORS: store {{.*}} @_ZTV22DynamicDerivedMultiple, i64 0, i64 6) {{.*}} %[[THIS12]]
+// CHECK-CTORS-LABEL: }
+
+struct DynamicFromStatic;
+// CHECK-CTORS-LABEL: define linkonce_odr void @_ZN17DynamicFromStaticC2Ev(
+// CHECK-CTORS-NOT: @llvm.invariant.group.barrier(
+// CHECK-CTORS-LABEL: }
+
+
+/** DTORS **/
+// CHECK-DTORS-LABEL: define linkonce_odr void @_ZN10StaticBaseD2Ev(
+// CHECK-DTORS-NOT: call i8* @llvm.invariant.group.barrier(
+// CHECK-DTORS-LABEL: }
+
+
+// CHECK-DTORS-LABEL: define linkonce_odr void @_ZN25DynamicFromVirtualStatic2D2Ev(
+// CHECK-DTORS-NOT: invariant.barrier
+// CHECK-DTORS-LABEL: }
+
+// CHECK-DTORS-LABEL: define linkonce_odr void @_ZN17DynamicFromStaticD2Ev
+// CHECK-DTORS-NOT: call i8* @llvm.invariant.group.barrier(
+// CHECK-DTORS-LABEL: }
+
+
+// CHECK-DTORS-LABEL: define linkonce_odr void @_ZN22DynamicDerivedMultipleD2Ev(
+
+// CHECK-DTORS-LABEL: define linkonce_odr void @_ZN12DynamicBase2D2Ev(
+// CHECK-DTORS: call i8* @llvm.invariant.group.barrier(
+// CHECK-DTORS-LABEL: }
+
+// CHECK-DTORS-LABEL: define linkonce_odr void @_ZN12DynamicBase1D2Ev
+// CHECK-DTORS: call i8* @llvm.invariant.group.barrier(
+// CHECK-DTORS-LABEL: }
+
+// CHECK-DTORS-LABEL: define linkonce_odr void @_ZN14DynamicDerivedD2Ev
+// CHECK-DTORS-NOT: call i8* @llvm.invariant.group.barrier(
+// CHECK-DTORS-LABEL: }
+
+
+// CHECK-LINK-REQ: !llvm.module.flags = !{![[FIRST:.*]], ![[SEC:.*]]{{.*}}}
+
+// CHECK-LINK-REQ: ![[FIRST]] = !{i32 1, !"StrictVTablePointers", i32 1}
+// CHECK-LINK-REQ: ![[SEC]] = !{i32 3, !"StrictVTablePointersRequirement", ![[META:.*]]}
+// CHECK-LINK-REQ: ![[META]] = !{!"StrictVTablePointers", i32 1}
+
diff --git a/test/CodeGenCXX/thunks.cpp b/test/CodeGenCXX/thunks.cpp
index 38afb9d0dbf7..3a598b90afe1 100644
--- a/test/CodeGenCXX/thunks.cpp
+++ b/test/CodeGenCXX/thunks.cpp
@@ -1,5 +1,9 @@
-// RUN: %clang_cc1 %s -triple=x86_64-pc-linux-gnu -munwind-tables -emit-llvm -o - | FileCheck %s
-// RUN: %clang_cc1 %s -triple=x86_64-pc-linux-gnu -munwind-tables -emit-llvm -o - -O1 -disable-llvm-optzns | FileCheck %s
+// RUN: %clang_cc1 %s -triple=x86_64-pc-linux-gnu -munwind-tables -emit-llvm -o %t
+// RUN: %clang_cc1 %s -triple=x86_64-pc-linux-gnu -munwind-tables -emit-llvm -o %t.opt -O1 -disable-llvm-optzns
+// RUN: FileCheck %s < %t
+// RUN: FileCheck %s < %t.opt
+// RUN: FileCheck --check-prefix=CHECK-NONOPT %s < %t
+// RUN: FileCheck --check-prefix=CHECK-OPT %s < %t.opt
 
 namespace Test1 {
 
@@ -380,13 +384,25 @@ D::~D() {}
 
 /**** The following has to go at the end of the file ****/
 
+// checking without opt
+// CHECK-NONOPT-LABEL: define internal void @_ZThn8_N6Test4B12_GLOBAL__N_11C1fEv(
+// CHECK-NONOPT-NOT: comdat
+
+// This is from Test5:
+// CHECK-NONOPT-LABEL: define linkonce_odr void @_ZTv0_n24_N5Test51B1fEv
+
+// This is from Test10:
+// CHECK-NONOPT-LABEL: define linkonce_odr void @_ZN6Test101C3fooEv
+// CHECK-NONOPT-LABEL: define linkonce_odr void @_ZThn8_N6Test101C3fooEv
+
+// Checking with opt
+// CHECK-OPT-LABEL: define internal void @_ZThn8_N6Test4B12_GLOBAL__N_11C1fEv(%"struct.Test4B::(anonymous namespace)::C"* %this) unnamed_addr #0 align 2
+
 // This is from Test5:
-// CHECK-LABEL: define internal void @_ZThn8_N6Test4B12_GLOBAL__N_11C1fEv(
-// CHECK-NOT: comdat
-// CHECK-LABEL: define linkonce_odr void @_ZTv0_n24_N5Test51B1fEv
+// CHECK-OPT-LABEL: define linkonce_odr void @_ZTv0_n24_N5Test51B1fEv
 
 // This is from Test10:
-// CHECK-LABEL: define linkonce_odr void @_ZN6Test101C3fooEv
-// CHECK-LABEL: define linkonce_odr void @_ZThn8_N6Test101C3fooEv
+// CHECK-OPT-LABEL: define linkonce_odr void @_ZN6Test101C3fooEv
+// CHECK-OPT-LABEL: define linkonce_odr void @_ZThn8_N6Test101C3fooEv
 
 // CHECK: attributes [[NUW]] = { nounwind uwtable{{.*}} }
diff --git a/test/CodeGenCXX/tls-init-funcs.cpp b/test/CodeGenCXX/tls-init-funcs.cpp
index d47329cdc29f..a2a563b84f22 100644
--- a/test/CodeGenCXX/tls-init-funcs.cpp
+++ b/test/CodeGenCXX/tls-init-funcs.cpp
@@ -1,13 +1,13 @@
 // RUN: %clang_cc1 -triple x86_64-apple-macosx10.8 -std=c++1y -S -emit-llvm %s -o - | FileCheck %s
 
 // CHECK: @a = internal thread_local global
-// CHECK: @_Z2vtIiE = internal thread_local global i32 5
+// CHECK: @_Z2vtIiE = linkonce_odr thread_local global i32 5
 // CHECK: @_ZZ3inlvE3loc = linkonce_odr thread_local global i32 0
 // CHECK: @_tlv_atexit({{.*}}@_ZN1AD1Ev
-// CHECK: call i32* @_ZTW3ext()
-// CHECK: declare i32* @_ZTW3ext()
-// CHECK: define weak i32* @_ZTW2vtIiE()
-// CHECK: define weak i32* @_ZTW2vtIvE()
+// CHECK: call cxx_fast_tlscc i32* @_ZTW3ext()
+// CHECK: declare cxx_fast_tlscc i32* @_ZTW3ext()
+// CHECK: define weak_odr hidden cxx_fast_tlscc i32* @_ZTW2vtIiE()
+// CHECK: define weak_odr hidden cxx_fast_tlscc i32* @_ZTW2vtIvE()
 // CHECK: define {{.*}} @_ZTW1a
 
 struct A {
diff --git a/test/CodeGenCXX/typeid-cxx11.cpp b/test/CodeGenCXX/typeid-cxx11.cpp
index 4e32d2dcb5a5..5c10ca5b21a5 100644
--- a/test/CodeGenCXX/typeid-cxx11.cpp
+++ b/test/CodeGenCXX/typeid-cxx11.cpp
@@ -18,8 +18,8 @@ struct A { virtual ~A(); };
 struct B : virtual A {};
 struct C { int n; };
 
-// CHECK: @_ZN5Test1L5itemsE = internal constant [4 x {{.*}}] [{{.*}} @_ZTIN5Test11AE {{.*}}, {{.*}}, {{.*}} @_ZN5Test19make_implINS_1AEEEPvv }, {{.*}} @_ZTIN5Test11BE {{.*}} @_ZN5Test19make_implINS_1BEEEPvv {{.*}} @_ZTIN5Test11CE {{.*}} @_ZN5Test19make_implINS_1CEEEPvv {{.*}} @_ZTIi {{.*}} @_ZN5Test19make_implIiEEPvv }]
-constexpr Item items[] = {
+// CHECK: @_ZN5Test15itemsE = constant [4 x {{.*}}] [{{.*}} @_ZTIN5Test11AE {{.*}}, {{.*}}, {{.*}} @_ZN5Test19make_implINS_1AEEEPvv }, {{.*}} @_ZTIN5Test11BE {{.*}} @_ZN5Test19make_implINS_1BEEEPvv {{.*}} @_ZTIN5Test11CE {{.*}} @_ZN5Test19make_implINS_1CEEEPvv {{.*}} @_ZTIi {{.*}} @_ZN5Test19make_implIiEEPvv }]
+extern constexpr Item items[] = {
   item<A>("A"), item<B>("B"), item<C>("C"), item<int>("int")
 };
 
diff --git a/test/CodeGenCXX/uncopyable-args.cpp b/test/CodeGenCXX/uncopyable-args.cpp
index 814cb6215d15..c1d284a74185 100644
--- a/test/CodeGenCXX/uncopyable-args.cpp
+++ b/test/CodeGenCXX/uncopyable-args.cpp
@@ -76,7 +76,7 @@ void bar() {
 // FIXME: The copy ctor is deleted.
 // CHECK-DISABLED-LABEL: define void @_ZN11all_deleted3barEv()
 // CHECK-DISABLED: call void @_Z{{.*}}C1Ev(
-// CHECK-DISABLED-NOT call
+// CHECK-DISABLED-NOT: call
 // CHECK-DISABLED: call void @_ZN11all_deleted3fooENS_1AE(%"struct.all_deleted::A"* %{{.*}})
 // CHECK-DISABLED-LABEL: declare void @_ZN11all_deleted3fooENS_1AE(%"struct.all_deleted::A"*)
 
@@ -96,7 +96,7 @@ void bar() {
 // FIXME: The copy and move ctors are implicitly deleted.
 // CHECK-DISABLED-LABEL: define void @_ZN18implicitly_deleted3barEv()
 // CHECK-DISABLED: call void @_Z{{.*}}C1Ev(
-// CHECK-DISABLED-NOT call
+// CHECK-DISABLED-NOT: call
 // CHECK-DISABLED: call void @_ZN18implicitly_deleted3fooENS_1AE(%"struct.implicitly_deleted::A"* %{{.*}})
 // CHECK-DISABLED-LABEL: declare void @_ZN18implicitly_deleted3fooENS_1AE(%"struct.implicitly_deleted::A"*)
 
@@ -116,7 +116,7 @@ void bar() {
 // FIXME: The copy constructor is implicitly deleted.
 // CHECK-DISABLED-LABEL: define void @_ZN11one_deleted3barEv()
 // CHECK-DISABLED: call void @_Z{{.*}}C1Ev(
-// CHECK-DISABLED-NOT call
+// CHECK-DISABLED-NOT: call
 // CHECK-DISABLED: call void @_ZN11one_deleted3fooENS_1AE(%"struct.one_deleted::A"* %{{.*}})
 // CHECK-DISABLED-LABEL: declare void @_ZN11one_deleted3fooENS_1AE(%"struct.one_deleted::A"*)
 
diff --git a/test/CodeGenCXX/vararg-non-pod-ms-compat.cpp b/test/CodeGenCXX/vararg-non-pod-ms-compat.cpp
index 530a4284b4ec..64b1c525a614 100644
--- a/test/CodeGenCXX/vararg-non-pod-ms-compat.cpp
+++ b/test/CodeGenCXX/vararg-non-pod-ms-compat.cpp
@@ -18,7 +18,7 @@ void test(X x) {
   // X64: alloca %struct.X
 
   // X64: %[[agg:[^ ]*]] = alloca %struct.X
-  // X64: %[[valptr:[^ ]*]] = getelementptr %struct.X, %struct.X* %[[agg]], i32 0, i32 0
+  // X64: %[[valptr:[^ ]*]] = getelementptr inbounds %struct.X, %struct.X* %[[agg]], i32 0, i32 0
   // X64: %[[val:[^ ]*]] = load i32, i32* %[[valptr]]
   // X64: call void (...) @"\01?vararg@@YAXZZ"(i32 %[[val]])
 
diff --git a/test/CodeGenCXX/virtual-base-ctor.cpp b/test/CodeGenCXX/virtual-base-ctor.cpp
index 8c28965c5c2f..20a88cd37105 100644
--- a/test/CodeGenCXX/virtual-base-ctor.cpp
+++ b/test/CodeGenCXX/virtual-base-ctor.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 %s -emit-llvm -triple %itanium_abi_triple -o - -O2 | FileCheck %s
+// RUN: %clang_cc1 %s -emit-llvm -triple %itanium_abi_triple -o - -O2 | opt - -S -globalopt -o - | FileCheck %s
 
 struct B;
 extern B x;
diff --git a/test/CodeGenCXX/virtual-destructor-calls.cpp b/test/CodeGenCXX/virtual-destructor-calls.cpp
index f0e3dc58b641..e13adfcc85cf 100644
--- a/test/CodeGenCXX/virtual-destructor-calls.cpp
+++ b/test/CodeGenCXX/virtual-destructor-calls.cpp
@@ -17,7 +17,7 @@ struct B : A {
 // CHECK: @_ZN1BD1Ev = alias {{.*}} @_ZN1BD2Ev
 
 // (aliases from C)
-// CHECK: @_ZN1CD2Ev = alias bitcast {{.*}} @_ZN1BD2Ev
+// CHECK: @_ZN1CD2Ev = alias {{.*}}, bitcast {{.*}} @_ZN1BD2Ev
 // CHECK: @_ZN1CD1Ev = alias {{.*}} @_ZN1CD2Ev
 
 // Base dtor: actually calls A's base dtor.
diff --git a/test/CodeGenCXX/visibility.cpp b/test/CodeGenCXX/visibility.cpp
index 7239cbe00225..aff6554282ca 100644
--- a/test/CodeGenCXX/visibility.cpp
+++ b/test/CodeGenCXX/visibility.cpp
@@ -1,5 +1,8 @@
 // RUN: %clang_cc1 %s -std=c++11 -triple=x86_64-apple-darwin10 -emit-llvm -o - | FileCheck %s
 // RUN: %clang_cc1 %s -std=c++11 -triple=x86_64-apple-darwin10 -fvisibility hidden -emit-llvm -o - | FileCheck %s -check-prefix=CHECK-HIDDEN
+// For clang, "internal" is just an alias for "hidden". We could use it for some
+// optimization purposes on 32-bit x86, but it's not worth it.
+// RUN: %clang_cc1 %s -std=c++11 -triple=x86_64-apple-darwin10 -fvisibility internal -emit-llvm -o - | FileCheck %s -check-prefix=CHECK-HIDDEN
 
 #define HIDDEN __attribute__((visibility("hidden")))
 #define PROTECTED __attribute__((visibility("protected")))
diff --git a/test/CodeGenCXX/vtable-assume-load.cpp b/test/CodeGenCXX/vtable-assume-load.cpp
new file mode 100644
index 000000000000..30cfc00ec7ba
--- /dev/null
+++ b/test/CodeGenCXX/vtable-assume-load.cpp
@@ -0,0 +1,313 @@
+// RUN: %clang_cc1 %s -triple x86_64-apple-darwin10 -emit-llvm -o %t.ll -O1 -disable-llvm-optzns -fms-extensions -fstrict-vtable-pointers
+// RUN: %clang_cc1 %s -triple i686-pc-win32 -emit-llvm -o %t.ms.ll -O1 -disable-llvm-optzns -fms-extensions -fstrict-vtable-pointers
+// FIXME: Assume load should not require -fstrict-vtable-pointers
+
+// RUN: FileCheck --check-prefix=CHECK1 --input-file=%t.ll %s
+// RUN: FileCheck --check-prefix=CHECK2 --input-file=%t.ll %s
+// RUN: FileCheck --check-prefix=CHECK3 --input-file=%t.ll %s
+// RUN: FileCheck --check-prefix=CHECK4 --input-file=%t.ll %s
+// RUN: FileCheck --check-prefix=CHECK-MS --input-file=%t.ms.ll %s
+// RUN: FileCheck --check-prefix=CHECK6 --input-file=%t.ll %s
+// RUN: FileCheck --check-prefix=CHECK7 --input-file=%t.ll %s
+// RUN: FileCheck --check-prefix=CHECK8 --input-file=%t.ll %s
+// RUN: FileCheck --check-prefix=CHECK9 --input-file=%t.ll %s
+namespace test1 {
+
+struct A {
+  A();
+  virtual void foo();
+};
+
+struct B : A {
+  virtual void foo();
+};
+
+void g(A *a) { a->foo(); }
+
+// CHECK1-LABEL: define void @_ZN5test14fooAEv()
+// CHECK1: call void @_ZN5test11AC1Ev(%"struct.test1::A"*
+// CHECK1: %[[VTABLE:.*]] = load i8**, i8*** %{{.*}}
+// CHECK1: %[[CMP:.*]] = icmp eq i8** %[[VTABLE]], getelementptr inbounds ([3 x i8*], [3 x i8*]* @_ZTVN5test11AE, i64 0, i64 2)
+// CHECK1: call void @llvm.assume(i1 %[[CMP]])
+// CHECK1-LABEL: }
+
+void fooA() {
+  A a;
+  g(&a);
+}
+
+// CHECK1-LABEL: define void @_ZN5test14fooBEv()
+// CHECK1: call void @_ZN5test11BC1Ev(%"struct.test1::B"* %{{.*}})
+// CHECK1: %[[VTABLE:.*]] = load i8**, i8*** %{{.*}}
+// CHECK1: %[[CMP:.*]] = icmp eq i8** %[[VTABLE]], getelementptr inbounds ([3 x i8*], [3 x i8*]* @_ZTVN5test11BE, i64 0, i64 2)
+// CHECK1: call void @llvm.assume(i1 %[[CMP]])
+// CHECK1-LABEL: }
+
+void fooB() {
+  B b;
+  g(&b);
+}
+// there should not be any assumes in the ctor that calls base ctor
+// CHECK1-LABEL: define linkonce_odr void @_ZN5test11BC2Ev(%"struct.test1::B"*
+// CHECK1-NOT: @llvm.assume(
+// CHECK1-LABEL: }
+}
+namespace test2 {
+struct A {
+  A();
+  virtual void foo();
+};
+
+struct B {
+  B();
+  virtual void bar();
+};
+
+struct C : A, B {
+  C();
+  virtual void foo();
+};
+void g(A *a) { a->foo(); }
+void h(B *b) { b->bar(); }
+
+// CHECK2-LABEL: define void @_ZN5test24testEv()
+// CHECK2: call void @_ZN5test21CC1Ev(%"struct.test2::C"*
+// CHECK2: %[[VTABLE:.*]] = load i8**, i8*** {{.*}}
+// CHECK2: %[[CMP:.*]] = icmp eq i8** %[[VTABLE]], getelementptr inbounds ([6 x i8*], [6 x i8*]* @_ZTVN5test21CE, i64 0, i64 2)
+// CHECK2: call void @llvm.assume(i1 %[[CMP]])
+
+// CHECK2: %[[V2:.*]] = bitcast %"struct.test2::C"* %{{.*}} to i8*
+// CHECK2: %[[ADD_PTR:.*]] = getelementptr inbounds i8, i8* %[[V2]], i64 8
+// CHECK2: %[[V3:.*]] = bitcast i8* %[[ADD_PTR]] to i8***
+// CHECK2: %[[VTABLE2:.*]] = load i8**, i8*** %[[V3]]
+// CHECK2: %[[CMP2:.*]] = icmp eq i8** %[[VTABLE2]], getelementptr inbounds ([6 x i8*], [6 x i8*]* @_ZTVN5test21CE, i64 0, i64 5)
+// CHECK2: call void @llvm.assume(i1 %[[CMP2]])
+
+// CHECK2: call void @_ZN5test21gEPNS_1AE(
+// CHECK2-LABEL: }
+
+void test() {
+  C c;
+  g(&c);
+  h(&c);
+}
+}
+
+namespace test3 {
+struct A {
+  A();
+};
+
+struct B : A {
+  B();
+  virtual void foo();
+};
+
+struct C : virtual A, B {
+  C();
+  virtual void foo();
+};
+void g(B *a) { a->foo(); }
+
+// CHECK3-LABEL: define void @_ZN5test34testEv()
+// CHECK3: call void @_ZN5test31CC1Ev(%"struct.test3::C"*
+// CHECK3: %[[CMP:.*]] = icmp eq i8** %{{.*}}, getelementptr inbounds ([4 x i8*], [4 x i8*]* @_ZTVN5test31CE, i64 0, i64 3)
+// CHECK3: call void @llvm.assume(i1 %[[CMP]])
+// CHECK3-LABLEL: }
+void test() {
+  C c;
+  g(&c);
+}
+} // test3
+
+namespace test4 {
+struct A {
+  A();
+  virtual void foo();
+};
+
+struct B : virtual A {
+  B();
+  virtual void foo();
+};
+struct C : B {
+  C();
+  virtual void foo();
+};
+
+void g(C *c) { c->foo(); }
+
+// CHECK4-LABEL: define void @_ZN5test44testEv()
+// CHECK4: call void @_ZN5test41CC1Ev(%"struct.test4::C"*
+// CHECK4: %[[VTABLE:.*]] = load i8**, i8*** %{{.*}}
+// CHECK4: %[[CMP:.*]] = icmp eq i8** %[[VTABLE]], getelementptr inbounds ([5 x i8*], [5 x i8*]* @_ZTVN5test41CE, i64 0, i64 4)
+// CHECK4: call void @llvm.assume(i1 %[[CMP]]
+
+// CHECK4: %[[VTABLE2:.*]] = load i8**, i8*** %{{.*}}
+// CHECK4: %[[CMP2:.*]] = icmp eq i8** %[[VTABLE2]], getelementptr inbounds ([5 x i8*], [5 x i8*]* @_ZTVN5test41CE, i64 0, i64 4)
+// CHECK4: call void @llvm.assume(i1 %[[CMP2]])
+// CHECK4-LABEL: }
+
+void test() {
+  C c;
+  g(&c);
+}
+} // test4
+
+namespace testMS {
+
+struct __declspec(novtable) S {
+  virtual void foo();
+};
+
+void g(S &s) { s.foo(); }
+
+// if struct has novtable specifier, then we can't generate assumes
+// CHECK-MS-LABEL: define void @"\01?test@testMS@@YAXXZ"()
+// CHECK-MS: call x86_thiscallcc %"struct.testMS::S"* @"\01??0S@testMS@@QAE@XZ"(
+// CHECK-MS-NOT: @llvm.assume
+// CHECK-MS-LABEL: }
+
+void test() {
+  S s;
+  g(s);
+}
+
+} // testMS
+
+namespace test6 {
+struct A {
+  A();
+  virtual void foo();
+  virtual ~A() {}
+};
+struct B : A {
+  B();
+};
+// FIXME: Because A's vtable is external, and no virtual functions are hidden,
+// it's safe to generate assumption loads.
+// CHECK6-LABEL: define void @_ZN5test61gEv()
+// CHECK6: call void @_ZN5test61AC1Ev(
+// CHECK6-NOT: call void @llvm.assume(
+
+// We can't emit assumption loads for B, because if we would refer to vtable
+// it would refer to functions that will not be able to find (like implicit
+// inline destructor).
+
+// CHECK6-LABEL:   call void @_ZN5test61BC1Ev(
+// CHECK6-NOT: call void @llvm.assume(
+// CHECK6-LABEL: }
+void g() {
+  A *a = new A;
+  B *b = new B;
+}
+}
+
+namespace test7 {
+// Because A's key function is defined here, vtable is generated in this TU
+// CHECK7: @_ZTVN5test71AE = unnamed_addr constant
+struct A {
+  A();
+  virtual void foo();
+  virtual void bar();
+};
+void A::foo() {}
+
+// CHECK7-LABEL: define void @_ZN5test71gEv()
+// CHECK7: call void @_ZN5test71AC1Ev(
+// CHECK7: call void @llvm.assume(
+// CHECK7-LABEL: }
+void g() {
+  A *a = new A();
+  a->bar();
+}
+}
+
+namespace test8 {
+
+struct A {
+  virtual void foo();
+  virtual void bar();
+};
+
+// CHECK8-DAG: @_ZTVN5test81BE = available_externally unnamed_addr constant
+struct B : A {
+  B();
+  void foo();
+  void bar();
+};
+
+// CHECK8-DAG: @_ZTVN5test81CE = linkonce_odr unnamed_addr constant
+struct C : A {
+  C();
+  void bar();
+  void foo() {}
+};
+inline void C::bar() {}
+
+struct D : A {
+  D();
+  void foo();
+  void inline bar();
+};
+void D::bar() {}
+
+// CHECK8-DAG: @_ZTVN5test81EE = linkonce_odr unnamed_addr constant
+struct E : A {
+  E();
+};
+
+// CHECK8-LABEL: define void @_ZN5test81bEv()
+// CHECK8: call void @llvm.assume(
+// CHECK8-LABEL: }
+void b() {
+  B b;
+  b.bar();
+}
+
+// FIXME: C has inline virtual functions which prohibits as from generating
+// assumption loads, but because vtable is generated in this TU (key function
+// defined here) it would be correct to refer to it.
+// CHECK8-LABEL: define void @_ZN5test81cEv()
+// CHECK8-NOT: call void @llvm.assume(
+// CHECK8-LABEL: }
+void c() {
+  C c;
+  c.bar();
+}
+
+// FIXME: We could generate assumption loads here.
+// CHECK8-LABEL: define void @_ZN5test81dEv()
+// CHECK8-NOT: call void @llvm.assume(
+// CHECK8-LABEL: }
+void d() {
+  D d;
+  d.bar();
+}
+
+// CHECK8-LABEL: define void @_ZN5test81eEv()
+// CHECK8: call void @llvm.assume(
+// CHECK8-LABEL: }
+void e() {
+  E e;
+  e.bar();
+}
+}
+
+namespace test9 {
+
+struct S {
+  S();
+  __attribute__((visibility("hidden"))) virtual void doStuff();
+};
+
+// CHECK9-LABEL: define void @_ZN5test94testEv()
+// CHECK9-NOT: @llvm.assume(
+// CHECK9: }
+void test() {
+  S *s = new S();
+  s->doStuff();
+  delete s;
+}
+}
+
diff --git a/test/CodeGenCXX/vtable-available-externally.cpp b/test/CodeGenCXX/vtable-available-externally.cpp
index e07d48463f4f..f38d177666e6 100644
--- a/test/CodeGenCXX/vtable-available-externally.cpp
+++ b/test/CodeGenCXX/vtable-available-externally.cpp
@@ -1,7 +1,17 @@
-// RUN: %clang_cc1 %s -I%S -triple=x86_64-apple-darwin10 -emit-llvm -o %t 
+// RUN: %clang_cc1 %s -I%S -triple=x86_64-apple-darwin10 -emit-llvm -o %t
+// RUN: %clang_cc1 %s -I%S -triple=x86_64-apple-darwin10 -O2 -disable-llvm-optzns -emit-llvm -o %t.opt
 // RUN: FileCheck --check-prefix=CHECK-TEST1 %s < %t
 // RUN: FileCheck --check-prefix=CHECK-TEST2 %s < %t
 // RUN: FileCheck --check-prefix=CHECK-TEST5 %s < %t
+// RUN: FileCheck --check-prefix=CHECK-TEST8 %s < %t.opt
+// RUN: FileCheck --check-prefix=CHECK-TEST9 %s < %t.opt
+// RUN: FileCheck --check-prefix=CHECK-TEST10 %s < %t.opt
+// RUN: FileCheck --check-prefix=CHECK-TEST11 %s < %t.opt
+// RUN: FileCheck --check-prefix=CHECK-TEST12 %s < %t.opt
+// RUN: FileCheck --check-prefix=CHECK-TEST13 %s < %t.opt
+// RUN: FileCheck --check-prefix=CHECK-TEST14 %s < %t.opt
+// RUN: FileCheck --check-prefix=CHECK-TEST15 %s < %t.opt
+// RUN: FileCheck --check-prefix=CHECK-TEST16 %s < %t.opt
 
 #include <typeinfo>
 
@@ -152,3 +162,232 @@ struct c28 : virtual c11{
   void f6 ();
 };
 }
+
+namespace Test8 {
+// CHECK-TEST8: @_ZTVN5Test81YE = available_externally unnamed_addr constant
+// vtable for X is not generated because there are no stores here
+struct X {
+  X();
+  virtual void foo();
+};
+struct Y : X {
+  void foo();
+};
+
+void g(X* p) { p->foo(); }
+void f() {
+  Y y;
+  g(&y);
+  X x;
+  g(&x);
+}
+
+}  // Test8
+
+namespace Test9 {
+// All virtual functions are outline, so we can assume that it will
+// be generated in translation unit where foo is defined.
+// CHECK-TEST9-DAG: @_ZTVN5Test91AE = available_externally unnamed_addr constant
+// CHECK-TEST9-DAG: @_ZTVN5Test91BE = available_externally unnamed_addr constant
+struct A {
+  virtual void foo();
+  virtual void bar();
+};
+void A::bar() {}
+
+struct B : A {
+  void foo();
+};
+
+void g() {
+  A a;
+  a.foo();
+  B b;
+  b.foo();
+}
+
+}  // Test9
+
+namespace Test10 {
+
+// because A's key function is defined here, vtable is generated in this TU
+// CHECK-TEST10-DAG: @_ZTVN6Test101AE = unnamed_addr constant
+struct A {
+  virtual void foo();
+  virtual void bar();
+};
+void A::foo() {}
+
+// Because key function is inline we will generate vtable as linkonce_odr.
+// CHECK-TEST10-DAG: @_ZTVN6Test101DE = linkonce_odr unnamed_addr constant
+struct D : A {
+  void bar();
+};
+inline void D::bar() {}
+
+// Because B has outline all virtual functions, we can refer to them.
+// CHECK-TEST10-DAG: @_ZTVN6Test101BE = available_externally unnamed_addr constant
+struct B : A {
+  void foo();
+  void bar();
+};
+
+// C's key function (car) is outline, but C has inline virtual function so we
+// can't guarantee that we will be able to refer to bar from name
+// so (at the moment) we can't emit vtable available_externally.
+// CHECK-TEST10-DAG: @_ZTVN6Test101CE = external unnamed_addr constant
+struct C : A {
+  void bar() {}               // defined in body - not key function
+  virtual inline void gar();  // inline in body - not key function
+  virtual void car();
+};
+
+// no key function, vtable will be generated everywhere it will be used
+// CHECK-TEST10-DAG: @_ZTVN6Test101EE = linkonce_odr unnamed_addr constant
+struct E : A {};
+
+void g(A& a) {
+  a.foo();
+  a.bar();
+}
+
+void f() {
+  A a;
+  g(a);
+  B b;
+  g(b);
+  C c;
+  g(c);
+  D d;
+  g(d);
+  E e;
+  g(e);
+}
+
+}  // Test10
+
+namespace Test11 {
+struct D;
+// Can emit C's vtable available_externally.
+// CHECK-TEST11: @_ZTVN6Test111CE = available_externally unnamed_addr constant
+struct C {
+  virtual D& operator=(const D&);
+};
+
+// Cannot emit B's vtable available_externally, because we cannot create
+// a reference to the inline virtual B::operator= function.
+// CHECK-TEST11: @_ZTVN6Test111DE = external unnamed_addr constant
+struct D : C {
+  virtual void key();
+};
+D f();
+
+void g(D& a) {
+  C c;
+  c = a;
+  a.key();
+  a.key();
+}
+void g() {
+  D d;
+  d = f();
+  g(d);
+}
+}  // Test 11
+
+namespace Test12 {
+
+// CHECK-TEST12: @_ZTVN6Test121AE = external unnamed_addr constant
+struct A {
+  virtual void foo();
+  virtual ~A() {}
+};
+// CHECK-TEST12: @_ZTVN6Test121BE = external unnamed_addr constant
+struct B : A {
+  void foo();
+};
+
+void g() {
+  A a;
+  a.foo();
+  B b;
+  b.foo();
+}
+}
+
+namespace Test13 {
+
+// CHECK-TEST13-DAG: @_ZTVN6Test131AE = available_externally unnamed_addr constant
+// CHECK-TEST13-DAG: @_ZTVN6Test131BE = external unnamed_addr constant
+struct A {
+  virtual ~A();
+};
+struct B : A {
+  virtual void f();
+  void operator delete(void *);
+  ~B() {}
+};
+
+void g() {
+  A *b = new B;
+}
+}
+
+namespace Test14 {
+
+// CHECK-TEST14: @_ZTVN6Test141AE = available_externally unnamed_addr constant
+struct A {
+  virtual void f();
+  void operator delete(void *);
+  ~A();
+};
+
+void g() {
+  A *b = new A;
+  delete b;
+}
+}
+
+namespace Test15 {
+// In this test D's vtable has two slots for function f(), but uses only one,
+// so the second slot is set to null.
+// CHECK-TEST15: @_ZTVN6Test151DE = available_externally unnamed_addr constant
+struct A { virtual void f() {} };
+struct B : virtual A {};
+struct C : virtual A {};
+struct D : B, C {
+  virtual void g();
+  void f();
+};
+
+void test() {
+  D * d = new D;
+  d->f();
+}
+}
+
+namespace Test16 {
+// S has virtual method that is hidden, because of it we can't
+// generate available_externally vtable for it.
+// CHECK-TEST16-DAG: @_ZTVN6Test161SE = external unnamed_addr constant
+// CHECK-TEST16-DAG: @_ZTVN6Test162S2E = available_externally
+
+struct S {
+  __attribute__((visibility("hidden"))) virtual void doStuff();
+};
+
+struct S2 {
+  virtual void doStuff();
+  __attribute__((visibility("hidden"))) void unused();
+
+};
+
+void test() {
+  S *s = new S;
+  s->doStuff();
+
+  S2 *s2 = new S2;
+  s2->doStuff();
+}
+}
+
diff --git a/test/CodeGenCXX/vtable-holder-self-reference.cpp b/test/CodeGenCXX/vtable-holder-self-reference.cpp
index 8f5314e7211c..727de7a5f759 100644
--- a/test/CodeGenCXX/vtable-holder-self-reference.cpp
+++ b/test/CodeGenCXX/vtable-holder-self-reference.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -emit-llvm -gdwarf-2 -x c++ -o - %s | FileCheck %s
+// RUN: %clang_cc1 -emit-llvm -dwarf-version=2 -debug-info-kind=limited -x c++ -o - %s | FileCheck %s
 //
 // PR21941: crasher for self-referencing DW_TAG_structure_type node.  If we get
 // rid of self-referenceing structure_types (PR21902), then it should be safe
diff --git a/test/CodeGenCXX/vtable-key-function-ios.cpp b/test/CodeGenCXX/vtable-key-function-ios.cpp
index bf2e1f9720b5..d17aa695d2b5 100644
--- a/test/CodeGenCXX/vtable-key-function-ios.cpp
+++ b/test/CodeGenCXX/vtable-key-function-ios.cpp
@@ -1,6 +1,9 @@
 // RUN: %clang_cc1 %s -triple=armv7-apple-darwin -emit-llvm -o - | FileCheck %s
 // RUN: %clang_cc1 %s -triple=armv7-apple-darwin -emit-llvm -o - | FileCheck -check-prefix=CHECK-LATE %s
 
+// RUN: %clang_cc1 %s -triple=x86_64-pc-windows-gnu -emit-llvm -o - | FileCheck %s
+// RUN: %clang_cc1 %s -triple=x86_64-pc-windows-gnu -emit-llvm -o - | FileCheck -check-prefix=CHECK-LATE %s
+
 // The 'a' variants ask for the v-table first.
 // The 'b' variants ask for the v-table second.
 // The 'c' variants ask for the v-table third.
diff --git a/test/CodeGenCXX/vtable-key-function-win-comdat.cpp b/test/CodeGenCXX/vtable-key-function-win-comdat.cpp
new file mode 100644
index 000000000000..3dd1be7dc69c
--- /dev/null
+++ b/test/CodeGenCXX/vtable-key-function-win-comdat.cpp
@@ -0,0 +1,25 @@
+// RUN: %clang_cc1 %s -triple=x86_64-pc-windows-gnu -emit-llvm -o - | FileCheck %s
+
+namespace std { class type_info; }
+extern void use(const std::type_info &rtti);
+
+struct Test1a {
+  Test1a();
+  virtual void foo();
+  virtual void bar();
+};
+
+// V-table needs to be defined weakly.
+Test1a::Test1a() { use(typeid(Test1a)); }
+// This defines the key function.
+inline void Test1a::foo() {}
+
+// CHECK:     $_ZTV6Test1a = comdat any
+// CHECK:     $_ZTS6Test1a = comdat any
+// CHECK:     $_ZTI6Test1a = comdat any
+// CHECK-NOT: $_ZTS6Test1a.1 = comdat any
+// CHECK-NOT: $_ZTI6Test1a.1 = comdat any
+
+// CHECK: @_ZTV6Test1a = linkonce_odr unnamed_addr constant {{.*}} ({ i8*, i8* }* @_ZTI6Test1a to i8*)
+// CHECK: @_ZTS6Test1a = linkonce_odr constant
+// CHECK: @_ZTI6Test1a = linkonce_odr constant {{.*}} [8 x i8]* @_ZTS6Test1a
diff --git a/test/CodeGenCXX/vtable-linkage.cpp b/test/CodeGenCXX/vtable-linkage.cpp
index 5cbd3897a1ff..ff398ffa61dd 100644
--- a/test/CodeGenCXX/vtable-linkage.cpp
+++ b/test/CodeGenCXX/vtable-linkage.cpp
@@ -139,10 +139,11 @@ void use_F() {
 // CHECK-OPT-DAG: @_ZTV1FIiE = external unnamed_addr constant
 
 // E<int> is an explicit template instantiation declaration. It has a
-// key function that is not instantiated, so we should only reference
-// its vtable, not define it.
+// key function is not instantiated, so we know that vtable definition
+// will be generated in TU where key function will be defined
+// so we can mark it as available_externally (only with optimizations)
 // CHECK-DAG: @_ZTV1EIiE = external unnamed_addr constant
-// CHECK-OPT-DAG: @_ZTV1EIiE = external unnamed_addr constant
+// CHECK-OPT-DAG: @_ZTV1EIiE = available_externally unnamed_addr constant
 
 // The anonymous struct for e has no linkage, so the vtable should have
 // internal linkage.
@@ -196,8 +197,8 @@ void use_H() {
 // CHECK-DAG: @_ZTT1IIiE = external unnamed_addr constant
 // CHECK-NOT: @_ZTC1IIiE
 //
-// CHECK-OPT-DAG: @_ZTV1IIiE = external unnamed_addr constant
-// CHECK-OPT-DAG: @_ZTT1IIiE = external unnamed_addr constant
+// CHECK-OPT-DAG: @_ZTV1IIiE = available_externally unnamed_addr constant
+// CHECK-OPT-DAG: @_ZTT1IIiE = available_externally unnamed_addr constant
 struct VBase1 { virtual void f(); }; struct VBase2 : virtual VBase1 {};
 template<typename T>
 struct I : VBase2 {};
diff --git a/test/CodeGenCXX/warn-padded-packed.cpp b/test/CodeGenCXX/warn-padded-packed.cpp
index 4203bb3dda10..f2af60865e05 100644
--- a/test/CodeGenCXX/warn-padded-packed.cpp
+++ b/test/CodeGenCXX/warn-padded-packed.cpp
@@ -69,7 +69,7 @@ struct S12 {
 
 struct S13 { // expected-warning {{padding size of 'S13' with 6 bits to alignment boundary}}
   char c;
-  bool b : 10; // expected-warning {{size of bit-field 'b' (10 bits) exceeds the size of its type}}
+  bool b : 10;
 };
 
 // The warnings are emitted when the layout of the structs is computed, so we have to use them.
diff --git a/test/CodeGenCXX/wasm-args-returns.cpp b/test/CodeGenCXX/wasm-args-returns.cpp
new file mode 100644
index 000000000000..2b80430014d0
--- /dev/null
+++ b/test/CodeGenCXX/wasm-args-returns.cpp
@@ -0,0 +1,100 @@
+// RUN: %clang_cc1 -O1 -triple wasm32-unknown-unknown -emit-llvm -o - %s \
+// RUN:   | FileCheck %s
+// RUN: %clang_cc1 -O1 -triple wasm64-unknown-unknown -emit-llvm -o - %s \
+// RUN:   | FileCheck %s
+
+#define concat_(x, y) x ## y
+#define concat(x, y) concat_(x, y)
+
+#define test(T) \
+  T forward(T x) { return x; } \
+  void use(T x); \
+  T concat(def_, T)(void); \
+  void concat(test_, T)(void) { use(concat(def_, T)()); }
+
+struct one_field { double d; };
+test(one_field);
+// CHECK: define double @_Z7forward9one_field(double %{{.*}})
+//
+// CHECK: define void @_Z14test_one_fieldv()
+// CHECK: %[[call:.*]] = tail call double @_Z13def_one_fieldv()
+// CHECK: tail call void @_Z3use9one_field(double %[[call]])
+// CHECK: ret void
+//
+// CHECK: declare void @_Z3use9one_field(double)
+// CHECK: declare double @_Z13def_one_fieldv()
+
+struct two_fields { double d, e; };
+test(two_fields);
+// CHECK: define void @_Z7forward10two_fields(%struct.two_fields* noalias nocapture sret %{{.*}}, %struct.two_fields* byval nocapture readonly align 8 %{{.*}})
+//
+// CHECK: define void @_Z15test_two_fieldsv()
+// CHECK: %[[tmp:.*]] = alloca %struct.two_fields, align 8
+// CHECK: call void @_Z14def_two_fieldsv(%struct.two_fields* nonnull sret %[[tmp]])
+// CHECK: call void @_Z3use10two_fields(%struct.two_fields* byval nonnull align 8 %[[tmp]])
+// CHECK: ret void
+//
+// CHECK: declare void @_Z3use10two_fields(%struct.two_fields* byval align 8)
+// CHECK: declare void @_Z14def_two_fieldsv(%struct.two_fields* sret)
+
+struct copy_ctor {
+    double d;
+    copy_ctor(copy_ctor const&);
+};
+test(copy_ctor);
+// CHECK: define void @_Z7forward9copy_ctor(%struct.copy_ctor* noalias sret %{{.*}}, %struct.copy_ctor* %{{.*}})
+//
+// CHECK: declare %struct.copy_ctor* @_ZN9copy_ctorC1ERKS_(%struct.copy_ctor* returned, %struct.copy_ctor* dereferenceable(8))
+//
+// CHECK: define void @_Z14test_copy_ctorv()
+// CHECK: %[[tmp:.*]] = alloca %struct.copy_ctor, align 8
+// CHECK: call void @_Z13def_copy_ctorv(%struct.copy_ctor* nonnull sret %[[tmp]])
+// CHECK: call void @_Z3use9copy_ctor(%struct.copy_ctor* nonnull %[[tmp]])
+// CHECK: ret void
+//
+// CHECK: declare void @_Z3use9copy_ctor(%struct.copy_ctor*)
+// CHECK: declare void @_Z13def_copy_ctorv(%struct.copy_ctor* sret)
+
+struct __attribute__((aligned(16))) aligned_copy_ctor {
+    double d, e;
+    aligned_copy_ctor(aligned_copy_ctor const&);
+};
+test(aligned_copy_ctor);
+// CHECK: define void @_Z7forward17aligned_copy_ctor(%struct.aligned_copy_ctor* noalias sret %{{.*}}, %struct.aligned_copy_ctor* %{{.*}})
+//
+// CHECK: declare %struct.aligned_copy_ctor* @_ZN17aligned_copy_ctorC1ERKS_(%struct.aligned_copy_ctor* returned, %struct.aligned_copy_ctor* dereferenceable(16))
+//
+// CHECK: define void @_Z22test_aligned_copy_ctorv()
+// CHECK: %[[tmp:.*]] = alloca %struct.aligned_copy_ctor, align 16
+// CHECK: call void @_Z21def_aligned_copy_ctorv(%struct.aligned_copy_ctor* nonnull sret %[[tmp]])
+// CHECK: call void @_Z3use17aligned_copy_ctor(%struct.aligned_copy_ctor* nonnull %[[tmp]])
+// CHECK: ret void
+//
+// CHECK: declare void @_Z3use17aligned_copy_ctor(%struct.aligned_copy_ctor*)
+// CHECK: declare void @_Z21def_aligned_copy_ctorv(%struct.aligned_copy_ctor* sret)
+
+struct empty {};
+test(empty);
+// CHECK: define void @_Z7forward5empty()
+//
+// CHECK: define void @_Z10test_emptyv()
+// CHECK: tail call void @_Z9def_emptyv()
+// CHECK: tail call void @_Z3use5empty()
+// CHECK: ret void
+//
+// CHECK: declare void @_Z3use5empty()
+// CHECK: declare void @_Z9def_emptyv()
+
+struct one_bitfield {
+    int d:3;
+};
+test(one_bitfield);
+// CHECK: define i32 @_Z7forward12one_bitfield(i32 %{{.*}})
+//
+// CHECK: define void @_Z17test_one_bitfieldv()
+// CHECK: %[[call:.*]] = tail call i32 @_Z16def_one_bitfieldv()
+// CHECK: tail call void @_Z3use12one_bitfield(i32 %[[call]])
+// CHECK: ret void
+//
+// CHECK: declare void @_Z3use12one_bitfield(i32)
+// CHECK: declare i32 @_Z16def_one_bitfieldv()
diff --git a/test/CodeGenCXX/x86_64-arguments.cpp b/test/CodeGenCXX/x86_64-arguments.cpp
index 64202b4d02c6..c7eca2386af7 100644
--- a/test/CodeGenCXX/x86_64-arguments.cpp
+++ b/test/CodeGenCXX/x86_64-arguments.cpp
@@ -212,3 +212,12 @@ int FuncForDerivedPacked(DerivedPacked d) {
   return d.three;
 }
 }
+
+namespace test11 {
+union U {
+  float f1;
+  char __attribute__((__vector_size__(1))) f2;
+};
+int f(union U u) { return u.f2[1]; }
+// CHECK-LABEL: define i32 @_ZN6test111fENS_1UE(i32
+}