1; RUN: opt < %s -basicaa -globals-aa -gvn -S | FileCheck %s
2
3@X = internal global i32 4		; <i32*> [#uses=2]
4
5define i32 @test(i32* %P) {
6; CHECK:      @test
7; CHECK-NEXT: store i32 12, i32* @X
8; CHECK-NEXT: call void @doesnotmodX()
9; CHECK-NEXT: ret i32 12
10	store i32 12, i32* @X
11	call void @doesnotmodX( )
12	%V = load i32, i32* @X		; <i32> [#uses=1]
13	ret i32 %V
14}
15
16define void @doesnotmodX() {
17	ret void
18}
19
20declare void @InaccessibleMemOnlyFunc( ) #0
21declare void @InaccessibleMemOrArgMemOnlyFunc( ) #1
22
23define i32 @test2(i32* %P) {
24; CHECK:      @test2
25; CHECK-NEXT: store i32 12, i32* @X
26; CHECK-NEXT: call void @InaccessibleMemOnlyFunc()
27; CHECK-NEXT: call void @InaccessibleMemOrArgMemOnlyFunc()
28; CHECK-NOT:  load i32
29; CHECK-NEXT: ret i32 12
30	store i32 12, i32* @X
31	call void @InaccessibleMemOnlyFunc( )
32        call void @InaccessibleMemOrArgMemOnlyFunc( )
33	%V = load i32, i32* @X		; <i32> [#uses=1]
34	ret i32 %V
35}
36
37attributes #0 = { inaccessiblememonly }
38attributes #1 = { inaccessiblemem_or_argmemonly }
39