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+; RUN: llvm-link -S %s %p/Inputs/only-needed-ctors.ll | FileCheck %s --check-prefix=CHECK --check-prefix=LINK-ALL --check-prefix=NO-INTERNALIZE
+; RUN: llvm-link -S -internalize %s %p/Inputs/only-needed-ctors.ll | FileCheck %s --check-prefix=CHECK --check-prefix=LINK_ALL --check-prefix=INTERNALIZE
+; RUN: llvm-link -S -only-needed %s %p/Inputs/only-needed-ctors.ll | FileCheck %s --check-prefix=CHECK --check-prefix=ONLY-NEEDED --check-prefix=NO-INTERNALIZE
+; RUN: llvm-link -S -only-needed -internalize %s %p/Inputs/only-needed-ctors.ll | FileCheck %s --check-prefix=CHECK --check-prefix=ONLY-NEEDED --check-prefix=INTERNALIZE
+
+; Empty destination module!
+
+
+; CHECK: @llvm.global_ctors = appending global [2 x { i32, void ()*, i8* }] [{ i32, void ()*, i8* } { i32 2, void ()* @ctor1, i8* null }, { i32, void ()*, i8* } { i32 7, void ()* @ctor2, i8* null }]
+; CHECK: define internal void @ctor1()
+; CHECK: define internal void @ctor2()
+; NO-INTERNALIZE: define void @func1()
+; INTERNALIZE: define internal void @func1()
+; LINK-ALL: define {{(internal )?}}void @unused()
+; ONLY-NEEDED-NOT: void @unused()