https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82397
--- Comment #11 from Richard Biener <rguenth at gcc dot gnu.org> --- Author: rguenth Date: Mon Oct 9 14:13:43 2017 New Revision: 253547 URL: https://gcc.gnu.org/viewcvs?rev=253547&root=gcc&view=rev Log: 2017-10-09 Richard Biener <rguent...@suse.de> PR tree-optimization/82397 * tree-data-ref.c (data_ref_compare_tree): Make sure to return equality only for semantically equal trees. Modified: trunk/gcc/ChangeLog trunk/gcc/tree-data-ref.c