llvm-6502/test/Transforms/Reassociate/2002-05-15-SubReassociate2.ll
2002-05-15 21:59:31 +00:00

16 lines
363 B
LLVM

; With sub reassociation, constant folding can eliminate the two 12 constants.
;
; RUN: if as < %s | opt -reassociate -constprop -dce | dis | grep 12
; RUN: then exit 1
; RUN: else exit 0
; RUN: fi
int "test"(int %A, int %B, int %C, int %D) {
%M = add int %A, 12
%N = add int %M, %B
%O = add int %N, %C
%P = sub int %D, %O
%Q = add int %P, 12
ret int %Q
}