https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63962
--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> --- Author: rguenth Date: Thu Nov 20 09:26:48 2014 New Revision: 217828 URL: https://gcc.gnu.org/viewcvs?rev=217828&root=gcc&view=rev Log: 2014-11-20 Richard Biener <rguent...@suse.de> PR middle-end/63962 * match.pd ((p +p off1) +p off2 -> (p +p (off1 + off2))): Guard with single-use operand 0. * gcc.dg/tree-ssa/forwprop-30.c: New testcase. Added: trunk/gcc/testsuite/gcc.dg/tree-ssa/forwprop-30.c Modified: trunk/gcc/ChangeLog trunk/gcc/match.pd trunk/gcc/testsuite/ChangeLog
