; In this test, a local alloca cannot alias an incoming argument. | |
; RUN: opt < %s -aa-pipeline=basic-aa -passes=gvn,instcombine -S | FileCheck %s | |
; CHECK: define i32 @test | |
; CHECK-NEXT: ret i32 0 | |
define i32 @test(ptr %P) { | |
%X = alloca i32 | |
%V1 = load i32, ptr %P | |
store i32 0, ptr %X | |
%V2 = load i32, ptr %P | |
%Diff = sub i32 %V1, %V2 | |
ret i32 %Diff | |
} |