llvm/test/Transforms/Reassociate/basictest2.ll
Chris Lattner 557a143b82 Add some simple test of reassociation
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2555 91177308-0d34-0410-b5e6-96231b3b80d8
2002-05-08 21:34:22 +00:00

14 lines
481 B
LLVM

; With reassociation, constant folding can eliminate the +/- 30 constants.
;
; RUN: if as < %s | opt -reassociate -constprop -instcombine -die | dis | grep 30
; RUN: then exit 1
; RUN: else exit 0
; RUN: fi
int "test"(int %reg109, int %reg1111) {
%reg115 = add int %reg109, -30 ; <int> [#uses=1]
%reg116 = add int %reg115, %reg1111 ; <int> [#uses=1]
%reg117 = add int %reg116, 30 ; <int> [#uses=1]
ret int %reg117
}