From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id B4B20385841C; Sun, 12 Dec 2021 08:32:04 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org B4B20385841C From: "hubicka at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug fortran/103662] TBAA problem in Fortran FE triggering in gfortran.dg/unlimited_polymorphic_3.f03 Date: Sun, 12 Dec 2021 08:32:04 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: fortran X-Bugzilla-Version: 12.0 X-Bugzilla-Keywords: alias X-Bugzilla-Severity: normal X-Bugzilla-Who: hubicka 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: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: 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 List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 12 Dec 2021 08:32:04 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D103662 --- Comment #1 from Jan Hubicka --- With this patch https://gcc.gnu.org/pipermail/gcc-patches/2021-December/586644.html we misoptimize unmodified testcase with -Os=