[Bug tree-optimization/69186] ICE at -O3 on x86_64-linux-gnu in vect_update_misalignment_for_peel, at tree-vect-data-refs.c:889

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69186

--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Wed Jan 13 08:26:45 2016
New Revision: 232314

URL: https://gcc.gnu.org/viewcvs?rev=232314&root=gcc&view=rev
Log:
2016-01-13  Richard Biener  <rguent...@suse.de>

        PR tree-optimization/69186
        * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
        Properly guard vect_update_misalignment_for_peel call.

        * gcc.dg/torture/pr69186.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/torture/pr69186.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vect-data-refs.c