https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80170
--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> --- Author: rguenth Date: Mon Mar 27 08:07:49 2017 New Revision: 246491 URL: https://gcc.gnu.org/viewcvs?rev=246491&root=gcc&view=rev Log: 2017-03-27 Richard Biener <rguent...@suse.de> PR tree-optimization/80170 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make sure DR/SCEV didnt fold in constants we do not see when looking at the reference base alignment. * gcc.dg/pr80170.c: New testcase. Added: trunk/gcc/testsuite/gcc.dg/pr80170.c Modified: trunk/gcc/ChangeLog trunk/gcc/testsuite/ChangeLog trunk/gcc/tree-vect-data-refs.c