From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gcc-bugzilla@gcc.gnu.org>
Received: by sourceware.org (Postfix, from userid 48)
 id 7F08B385841A; Tue,  5 Jul 2022 22:43:03 +0000 (GMT)
DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 7F08B385841A
From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug rtl-optimization/106210] [10/11/12/13 Regression] missing
 shrink wrap for simple case
Date: Tue, 05 Jul 2022 22:43:03 +0000
X-Bugzilla-Reason: CC
X-Bugzilla-Type: changed
X-Bugzilla-Watch-Reason: None
X-Bugzilla-Product: gcc
X-Bugzilla-Component: rtl-optimization
X-Bugzilla-Version: 12.0
X-Bugzilla-Keywords: missed-optimization
X-Bugzilla-Severity: normal
X-Bugzilla-Who: pinskia at gcc dot gnu.org
X-Bugzilla-Status: UNCONFIRMED
X-Bugzilla-Resolution: 
X-Bugzilla-Priority: P3
X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org
X-Bugzilla-Target-Milestone: 10.5
X-Bugzilla-Flags: 
X-Bugzilla-Changed-Fields: short_desc cf_known_to_fail cf_known_to_work
 target_milestone
Message-ID: <bug-106210-4-4szcGJUQYs@http.gcc.gnu.org/bugzilla/>
In-Reply-To: <bug-106210-4@http.gcc.gnu.org/bugzilla/>
References: <bug-106210-4@http.gcc.gnu.org/bugzilla/>
Content-Type: text/plain; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable
X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/
Auto-Submitted: auto-generated
MIME-Version: 1.0
X-BeenThere: gcc-bugs@gcc.gnu.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: Gcc-bugs mailing list <gcc-bugs.gcc.gnu.org>
List-Unsubscribe: <https://gcc.gnu.org/mailman/options/gcc-bugs>,
 <mailto:gcc-bugs-request@gcc.gnu.org?subject=unsubscribe>
List-Archive: <https://gcc.gnu.org/pipermail/gcc-bugs/>
List-Post: <mailto:gcc-bugs@gcc.gnu.org>
List-Help: <mailto:gcc-bugs-request@gcc.gnu.org?subject=help>
List-Subscribe: <https://gcc.gnu.org/mailman/listinfo/gcc-bugs>,
 <mailto:gcc-bugs-request@gcc.gnu.org?subject=subscribe>
X-List-Received-Date: Tue, 05 Jul 2022 22:43:03 -0000

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D106210

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|missing shrink wrap for     |[10/11/12/13 Regression]
                   |simple case                 |missing shrink wrap for
                   |                            |simple case
      Known to fail|                            |9.1.0
      Known to work|                            |5.4.0
   Target Milestone|---                         |10.5

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
This is interesting because for aarch64 the shrink wrapping started to fail=
 in
GCC 6 while for x86_64, the shrink wrapping started to fail in GCC 9 (most
likely due to r265398).=