https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77979
--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> --- Author: rguenth Date: Fri Oct 14 12:58:18 2016 New Revision: 241162 URL: https://gcc.gnu.org/viewcvs?rev=241162&root=gcc&view=rev Log: 2016-10-14 Richard Biener <rguent...@suse.de> PR tree-optimization/77979 * tree-vrp.c (compare_name_with_value): Handle released SSA names in the equivalency sets. (compare_names): Likewise. * gcc.dg/torture/pr77979.c: New testcase. Added: trunk/gcc/testsuite/gcc.dg/torture/pr77979.c Modified: trunk/gcc/ChangeLog trunk/gcc/testsuite/ChangeLog trunk/gcc/tree-vrp.c