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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/112282] [14 Regression] wrong code (generated
 code hangs) at -O3 on x86_64-linux-gnu
Date: Sun, 29 Oct 2023 22:51:24 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D112282

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Last reconfirmed|                            |2023-10-29
     Ever confirmed|0                           |1
             Status|UNCONFIRMED                 |NEW

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Confirmed. Looks bitfields and ifcvt related.
GCC 13 didn't vectorize the code and using -fno-tree-vectorize fixes the
infinite loop.=