1 files changed, 111 insertions, 0 deletions
diff --git a/test/Instrumentation/SanitizerCoverage/wineh.ll b/test/Instrumentation/SanitizerCoverage/wineh.ll
new file mode 100644
index 000000000000..87b44be5544f
--- /dev/null
+++ b/test/Instrumentation/SanitizerCoverage/wineh.ll
@@ -0,0 +1,111 @@
+; RUN: opt < %s -sancov -sanitizer-coverage-level=3 -sanitizer-coverage-trace-pc -S | FileCheck %s --check-prefix=CHECK
+
+; Generated from this C++ source:
+; $ clang -O2 t.cpp -S -emit-llvm
+; void g();
+; struct Foo { Foo(); ~Foo(); };
+; int f() {
+;   Foo v;
+;   g();
+;   try {
+;     g();
+;   } catch (int e) {
+;     g();
+;   } catch (...) {
+;     g();
+;   }
+;   return 0;
+; }
+
+; FIXME: We need to do more than this. In particular, __sanitizer_cov callbacks
+; in funclets need token bundles.
+
+; CHECK-LABEL: define i32 @"\01?f@@YAHXZ"()
+; CHECK: catch.dispatch:
+; CHECK-NEXT: catchswitch within none [label %catch3, label %catch] unwind label %ehcleanup
+
+; ModuleID = 't.cpp'
+source_filename = "t.cpp"
+target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-pc-windows-msvc19.10.24728"
+
+%rtti.TypeDescriptor2 = type { i8**, i8*, [3 x i8] }
+%struct.Foo = type { i8 }
+
+$"\01??_R0H@8" = comdat any
+
+@"\01??_7type_info@@6B@" = external constant i8*
+@"\01??_R0H@8" = linkonce_odr global %rtti.TypeDescriptor2 { i8** @"\01??_7type_info@@6B@", i8* null, [3 x i8] c".H\00" }, comdat
+
+; Function Attrs: uwtable
+define i32 @"\01?f@@YAHXZ"() local_unnamed_addr #0 personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*) {
+entry:
+  %v = alloca %struct.Foo, align 1
+  %e = alloca i32, align 4
+  %0 = getelementptr inbounds %struct.Foo, %struct.Foo* %v, i64 0, i32 0
+  call void @llvm.lifetime.start(i64 1, i8* nonnull %0) #4
+  %call = call %struct.Foo* @"\01??0Foo@@QEAA@XZ"(%struct.Foo* nonnull %v)
+  invoke void @"\01?g@@YAXXZ"()
+          to label %invoke.cont unwind label %ehcleanup
+
+invoke.cont:                                      ; preds = %entry
+  invoke void @"\01?g@@YAXXZ"()
+          to label %try.cont unwind label %catch.dispatch
+
+catch.dispatch:                                   ; preds = %invoke.cont
+  %1 = catchswitch within none [label %catch3, label %catch] unwind label %ehcleanup
+
+catch3:                                           ; preds = %catch.dispatch
+  %2 = catchpad within %1 [%rtti.TypeDescriptor2* @"\01??_R0H@8", i32 0, i32* %e]
+  invoke void @"\01?g@@YAXXZ"() [ "funclet"(token %2) ]
+          to label %invoke.cont4 unwind label %ehcleanup
+
+invoke.cont4:                                     ; preds = %catch3
+  catchret from %2 to label %try.cont
+
+try.cont:                                         ; preds = %invoke.cont, %invoke.cont2, %invoke.cont4
+  call void @"\01??1Foo@@QEAA@XZ"(%struct.Foo* nonnull %v) #4
+  call void @llvm.lifetime.end(i64 1, i8* nonnull %0) #4
+  ret i32 0
+
+catch:                                            ; preds = %catch.dispatch
+  %3 = catchpad within %1 [i8* null, i32 64, i8* null]
+  invoke void @"\01?g@@YAXXZ"() [ "funclet"(token %3) ]
+          to label %invoke.cont2 unwind label %ehcleanup
+
+invoke.cont2:                                     ; preds = %catch
+  catchret from %3 to label %try.cont
+
+ehcleanup:                                        ; preds = %catch3, %catch, %catch.dispatch, %entry
+  %4 = cleanuppad within none []
+  call void @"\01??1Foo@@QEAA@XZ"(%struct.Foo* nonnull %v) #4 [ "funclet"(token %4) ]
+  call void @llvm.lifetime.end(i64 1, i8* nonnull %0) #4
+  cleanupret from %4 unwind to caller
+}
+
+; Function Attrs: argmemonly nounwind
+declare void @llvm.lifetime.start(i64, i8* nocapture) #1
+
+declare %struct.Foo* @"\01??0Foo@@QEAA@XZ"(%struct.Foo* returned) unnamed_addr #2
+
+declare void @"\01?g@@YAXXZ"() local_unnamed_addr #2
+
+declare i32 @__CxxFrameHandler3(...)
+
+; Function Attrs: nounwind
+declare void @"\01??1Foo@@QEAA@XZ"(%struct.Foo*) unnamed_addr #3
+
+; Function Attrs: argmemonly nounwind
+declare void @llvm.lifetime.end(i64, i8* nocapture) #1
+
+attributes #0 = { uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
+attributes #1 = { argmemonly nounwind }
+attributes #2 = { "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
+attributes #3 = { nounwind "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
+attributes #4 = { nounwind }
+
+!llvm.module.flags = !{!0}
+!llvm.ident = !{!1}
+
+!0 = !{i32 1, !"PIC Level", i32 2}
+!1 = !{!"clang version 5.0.0 "}