blob: ad8791d1e7eecc5bcfb1996b66917e83f9829edd [file] [log] [blame]
; RUN: opt < %s -instcombine -S | grep " sub " | count 1
; PR2047
define i32 @l(i32 %a, i32 %b, i32 %c, i32 %d) {
entry:
%b.neg = sub i32 0, %b ; <i32> [#uses=1]
%c.neg = sub i32 0, %c ; <i32> [#uses=1]
%sub4 = add i32 %c.neg, %b.neg ; <i32> [#uses=1]
%sub6 = add i32 %sub4, %d ; <i32> [#uses=1]
ret i32 %sub6
}