mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-11-19 01:13:25 +00:00
7c856c09cd
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@54832 91177308-0d34-0410-b5e6-96231b3b80d8
16 lines
352 B
LLVM
16 lines
352 B
LLVM
; RUN: llvm-as < %s | opt -gvn -instcombine | llvm-dis | grep sub
|
|
|
|
; BasicAA was incorrectly concluding that P1 and P2 didn't conflict!
|
|
|
|
define i32 @test(i32 *%Ptr, i64 %V) {
|
|
%P2 = getelementptr i32* %Ptr, i64 1
|
|
%P1 = getelementptr i32* %Ptr, i64 %V
|
|
%X = load i32* %P1
|
|
store i32 5, i32* %P2
|
|
|
|
%Y = load i32* %P1
|
|
|
|
%Z = sub i32 %X, %Y
|
|
ret i32 %Z
|
|
}
|