mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-12-28 14:36:34 +00:00
11 lines
315 B
LLVM
11 lines
315 B
LLVM
; With reassociation, constant folding can eliminate the 12 and -12 constants.
|
|
;
|
|
; RUN: llvm-as < %s | opt -reassociate -constprop -instcombine -die | llvm-dis | not grep add
|
|
|
|
define i32 @test(i32 %arg) {
|
|
%tmp1 = sub i32 -12, %arg ; <i32> [#uses=1]
|
|
%tmp2 = add i32 %tmp1, 12 ; <i32> [#uses=1]
|
|
ret i32 %tmp2
|
|
}
|
|
|