; RUN: llvm-link -S                           %s %p/Inputs/only-needed-dtors.ll | FileCheck %s --check-prefix=CHECK --check-prefix=LINK-ALL    --check-prefix=NO-INTERNALIZE
; RUN: llvm-link -S              -internalize %s %p/Inputs/only-needed-dtors.ll | FileCheck %s --check-prefix=CHECK --check-prefix=LINK_ALL    --check-prefix=INTERNALIZE
; 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
; 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

; Destination module:

define void @foo() {
  ret void
}

define internal void @dtor1() {
  ret void
}

@llvm.global_dtors = appending global[1 x{i32, void() *, i8 * }] [
    {i32, void() *, i8 * } { i32 4, void() *@dtor1, i8 *null}]


; 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 }]
; CHECK:           define internal void @dtor1()
; CHECK:           define void @foo()
; CHECK:           define internal void @dtor1.{{[0-9]+}}()
; CHECK:           define internal void @dtor2()
; NO-INTERNALIZE:  define void @func1()
; INTERNALIZE:     define internal void @func1()
; LINK-ALL:        define {{(internal )?}}void @unused()
; ONLY-NEEDED-NOT: void @unused()