[Bug tree-optimization/97496] [11 Regression] during during GIMPLE pass: cddce since r11-4005-g6c6e0cafa38cee83

[cvs-commit at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97496

--- Comment #4 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Richard Biener <rgue...@gcc.gnu.org>:

https://gcc.gnu.org/g:a335f6f4ee5cb4f7dbfef52e17bf854ae42c1216

commit r11-4084-ga335f6f4ee5cb4f7dbfef52e17bf854ae42c1216
Author: Richard Biener <rguent...@suse.de>
Date:   Tue Oct 20 08:14:54 2020 +0200

    tree-optimization/97496 - avoid SLP externs in patterns

    I forgot to guard the promotion to external for the case where the
    def is in a pattern.

    2020-10-20  Richard Biener  <rguent...@suse.de>

            PR tree-optimization/97496
            * tree-vect-slp.c (vect_get_and_check_slp_defs): Guard extern
            promotion with not in pattern.

            * gcc.dg/vect/bb-slp-pr97496.c: New testcase.