| ; RUN: opt < %s -basicaa -gvn -instcombine -S | FileCheck %s | |
| ; BasicAA was incorrectly concluding that P1 and P2 didn't conflict! | |
| define i32 @test(i32 *%Ptr, i64 %V) { | |
| ; CHECK: sub i32 %X, %Y | |
| %P2 = getelementptr i32, i32* %Ptr, i64 1 | |
| %P1 = getelementptr i32, i32* %Ptr, i64 %V | |
| %X = load i32, i32* %P1 | |
| store i32 5, i32* %P2 | |
| %Y = load i32, i32* %P1 | |
| %Z = sub i32 %X, %Y | |
| ret i32 %Z | |
| } |