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Subject: [Bug tree-optimization/97539] [10/11 Regression] ICE verify_ssa
 failed since r10-4200-gb7ff7cef5005721e
Date: Mon, 26 Oct 2020 10:34:03 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D97539

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

https://gcc.gnu.org/g:27c14056f4805c9d8cfc655ef2c846be128b02c9

commit r11-4376-g27c14056f4805c9d8cfc655ef2c846be128b02c9
Author: Richard Biener <rguenther@suse.de>
Date:   Mon Oct 26 10:08:38 2020 +0100

    tree-optimization/97539 - reset out-of-loop debug uses before peeling

    This makes sure to reset out-of-loop debug uses before vectorizer
    loop peeling as we cannot make sure to retain the use-def dominance
    relationship when there are no LC SSA nodes.

    2020-10-26  Richard Biener  <rguenther@suse.de>

            PR tree-optimization/97539
            * tree-vect-loop-manip.c (vect_do_peeling): Reset out-of-loop
            debug uses before peeling.

            * gcc.dg/pr97539.c: New testcase.=