| ; RUN: opt < %s -aa-pipeline=basic-aa,globals-aa -passes='require<globals-aa>,gvn' -S | FileCheck %s | |
| @X = internal global i32 4 ; <ptr> [#uses=2] | |
| define i32 @test(ptr %P) { | |
| ; CHECK: @test | |
| ; CHECK-NEXT: store i32 12, ptr @X | |
| ; CHECK-NEXT: call void @doesnotmodX() | |
| ; CHECK-NEXT: ret i32 12 | |
| store i32 12, ptr @X | |
| call void @doesnotmodX( ) | |
| %V = load i32, ptr @X ; <i32> [#uses=1] | |
| ret i32 %V | |
| } | |
| define void @doesnotmodX() { | |
| ret void | |
| } |