llvm/test/Transforms/Reassociate/basictest.ll
2006-12-02 04:23:10 +00:00

10 lines
284 B
LLVM

; With reassociation, constant folding can eliminate the 12 and -12 constants.
;
; RUN: llvm-upgrade < %s | llvm-as | opt -reassociate -constprop -instcombine -die | llvm-dis | not grep add
int %test(int %arg) {
%tmp1 = sub int -12, %arg
%tmp2 = add int %tmp1, 12
ret int %tmp2
}