https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66916
--- Comment #5 from Richard Biener <rguenth at gcc dot gnu.org> --- Author: rguenth Date: Thu Jul 23 07:29:53 2015 New Revision: 226089 URL: https://gcc.gnu.org/viewcvs?rev=226089&root=gcc&view=rev Log: 2015-07-23 Richard Biener <rguent...@suse.de> PR middle-end/66916 * match.pd: Guard widen and sign-change comparison simplification with single_use. Modified: trunk/gcc/ChangeLog trunk/gcc/match.pd