| ; RUN: opt < %s -basic-aa -globals-aa -gvn -S -enable-unsafe-globalsmodref-alias-results | FileCheck %s |
| ; RUN: opt < %s -aa-pipeline=basic-aa,globals-aa -passes="require<globals-aa>,function(gvn)" -S -enable-unsafe-globalsmodref-alias-results | FileCheck %s |
| ; |
| ; Note that this test relies on an unsafe feature of GlobalsModRef. While this |
| ; test is correct and safe, GMR's technique for handling this isn't generally. |
| |
| @X = internal global i32 4 ; <i32*> [#uses=1] |
| |
| define i32 @test(i32* %P) { |
| ; CHECK: @test |
| ; CHECK-NEXT: store i32 7, i32* %P |
| ; CHECK-NEXT: store i32 12, i32* @X |
| ; CHECK-NEXT: ret i32 7 |
| store i32 7, i32* %P |
| store i32 12, i32* @X |
| %V = load i32, i32* %P ; <i32> [#uses=1] |
| ret i32 %V |
| } |