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From: "slyfox at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/110598] [14 Regression] wrong code on llvm-14.0.6 due to
 memcmp being miscompiled
Date: Sat, 08 Jul 2023 20:31:46 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D110598

Sergei Trofimovich <slyfox at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |roger at nextmovesoftware =
dot com

--- Comment #3 from Sergei Trofimovich <slyfox at gcc dot gnu.org> ---
git bisect landed on the r14-2087-g83269719640689 :

$ git bisect good
83269719640689415c0d5026ebfe05a0cf2bab72 is the first bad commit
commit 83269719640689415c0d5026ebfe05a0cf2bab72
Author: Roger Sayle <roger@nextmovesoftware.com>
Date:   Mon Jun 26 09:36:02 2023 +0100

    i386: New *ashl<dwi3>_doubleword_highpart define_insn_and_split.=