blob: 3a0eee84e881c0255a73ace5d76245c2fd5ca0f0 [file] [log] [blame]
; RUN: opt < %s -basicaa -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
}