; With reassociation, constant folding can eliminate the 12 and -12 constants.
;
-; RUN: opt %s -reassociate -constprop -instcombine -die -S | not grep add
+; RUN: opt < %s -reassociate -constprop -instcombine -die -S | not grep add
define i32 @test(i32 %arg) {
%tmp1 = sub i32 -12, %arg ; <i32> [#uses=1]