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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/111444] [14 Regression] Wrong code at -O2/3/s
 on x86_64-gnu since r14-3226-gd073e2d75d9
Date: Sun, 17 Sep 2023 16:19:13 +0000
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X-Bugzilla-Product: gcc
X-Bugzilla-Component: tree-optimization
X-Bugzilla-Version: 14.0
X-Bugzilla-Keywords: alias, wrong-code
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D111444

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
           Keywords|                            |alias, wrong-code
            Summary|Wrong code at -O2/3/s on    |[14 Regression] Wrong code
                   |x86_64-gnu since            |at -O2/3/s on x86_64-gnu
                   |r14-3226-gd073e2d75d9       |since r14-3226-gd073e2d75d9
   Last reconfirmed|                            |2023-09-17
     Ever confirmed|0                           |1
   Target Milestone|---                         |14.0

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Confirmed.

The code must not take into account that *i and *j could alias ???????=