[Bug tree-optimization/87665] [6/7/8/9 Regression] gcc HEAD (svn: 265340) breaks elements on resize

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87665

--- Comment #15 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Wed Oct 24 06:52:45 2018
New Revision: 265452

URL: https://gcc.gnu.org/viewcvs?rev=265452&root=gcc&view=rev
Log:
2018-10-24  Richard Biener  <rguent...@suse.de>

        PR tree-optimization/87665
        * tree-vect-data-refs.c (vect_preserves_scalar_order_p): Adjust
        to reflect reality.

        * gcc.dg/torture/pr87665.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/torture/pr87665.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vect-data-refs.c