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From: "meissner at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/93738] [10/11/12/13 regression] test case
 gcc.target/powerpc/20050603-3.c fails
Date: Thu, 01 Dec 2022 00:31:40 +0000
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X-Bugzilla-Version: 10.0
X-Bugzilla-Keywords: missed-optimization
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D93738

Michael Meissner <meissner at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |meissner at gcc dot gnu.org
             Status|UNCONFIRMED                 |NEW
     Ever confirmed|0                           |1
   Last reconfirmed|                            |2022-12-01

--- Comment #6 from Michael Meissner <meissner at gcc dot gnu.org> ---
It is still occurring in GCC 13.  It only fails in big endian 64-bit PowerP=
C on
Linux.  It does not generate the extra instruction for big endian 32-bit
PowerPC on Linux or little endian 64-bit PowerPC on Linux.

>From a brief glance, the extra instruction is generated in the combine phas=
e.=