1; RUN: llvm-link -S                           %s %p/Inputs/only-needed-dtors.ll | FileCheck %s --check-prefix=CHECK --check-prefix=LINK-ALL    --check-prefix=NO-INTERNALIZE
2; RUN: llvm-link -S              -internalize %s %p/Inputs/only-needed-dtors.ll | FileCheck %s --check-prefix=CHECK --check-prefix=LINK_ALL    --check-prefix=INTERNALIZE
3; RUN: llvm-link -S -only-needed              %s %p/Inputs/only-needed-dtors.ll | FileCheck %s --check-prefix=CHECK --check-prefix=ONLY-NEEDED --check-prefix=NO-INTERNALIZE
4; RUN: llvm-link -S -only-needed -internalize %s %p/Inputs/only-needed-dtors.ll | FileCheck %s --check-prefix=CHECK --check-prefix=ONLY-NEEDED --check-prefix=INTERNALIZE
5
6; Destination module:
7
8define void @foo() {
9  ret void
10}
11
12define internal void @dtor1() {
13  ret void
14}
15
16@llvm.global_dtors = appending global[1 x{i32, void() *, i8 * }] [
17    {i32, void() *, i8 * } { i32 4, void() *@dtor1, i8 *null}]
18
19
20; CHECK:           @llvm.global_dtors = appending global [3 x { i32, void ()*, i8* }] [{ i32, void ()*, i8* } { i32 4, void ()* @dtor1, i8* null }, { i32, void ()*, i8* } { i32 2, void ()* @dtor1.2, i8* null }, { i32, void ()*, i8* } { i32 7, void ()* @dtor2, i8* null }]
21; CHECK:           define internal void @dtor1()
22; CHECK:           define void @foo()
23; CHECK:           define internal void @dtor1.{{[0-9]+}}()
24; CHECK:           define internal void @dtor2()
25; NO-INTERNALIZE:  define void @func1()
26; INTERNALIZE:     define internal void @func1()
27; LINK-ALL:        define {{(internal )?}}void @unused()
28; ONLY-NEEDED-NOT: void @unused()
29