https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64193
--- Comment #10 from Richard Biener <rguenth at gcc dot gnu.org> --- Author: rguenth Date: Tue Dec 9 14:25:09 2014 New Revision: 218515 URL: https://gcc.gnu.org/viewcvs?rev=218515&root=gcc&view=rev Log: 2014-12-09 Richard Biener <rguent...@suse.de> PR tree-optimization/64193 * tree-ssa-alias.c (walk_non_aliased_vuses): Add valueize parameter and valueize the VUSE before looking up the def stmt. * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype. * tree-ssa-sccvn.c (vn_reference_lookup_pieces): Pass vn_valueize to walk_non_aliased_vuses. (vn_reference_lookup): Likewise. * tree-ssa-dom.c (lookup_avail_expr): Pass NULL as valueize callback to walk_non_aliased_vuses. * gcc.dg/tree-ssa/ssa-fre-43.c: New testcase. Added: trunk/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-43.c Modified: trunk/gcc/ChangeLog trunk/gcc/testsuite/ChangeLog trunk/gcc/tree-ssa-alias.c trunk/gcc/tree-ssa-alias.h trunk/gcc/tree-ssa-dom.c trunk/gcc/tree-ssa-sccvn.c
