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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/110538] [14 Regression] Dead Code Elimination
 Regression since  r14-368-ge1366a7e4ce
Date: Fri, 07 Jul 2023 00:27:19 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D110538

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
     Ever confirmed|0                           |1
   Last reconfirmed|                            |2023-07-07
             Status|UNCONFIRMED                 |NEW

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

In .optimized we get:
  # j_24 =3D PHI <&i(7), &c(3)>
  _2 =3D j_24 =3D=3D &c;
  _22 =3D &i =3D=3D j_24;
  _23 =3D _2 | _22;

Obvious _23 is always 1.=