From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 44AC3385E001; Tue, 5 Jan 2021 19:36:49 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 44AC3385E001 From: "martin@mpa-garching.mpg.de" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/98544] [11 regression] Wrong code generated by tree vectorizer Date: Tue, 05 Jan 2021 19:36:49 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: tree-optimization X-Bugzilla-Version: 11.0 X-Bugzilla-Keywords: wrong-code X-Bugzilla-Severity: normal X-Bugzilla-Who: martin@mpa-garching.mpg.de 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: Tue, 05 Jan 2021 19:36:49 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D98544 --- Comment #1 from Martin Reinecke --- Problem seems to be related to the use of __restrict__. If I remove the DUCC0_RESTRICT from the function definitions of "radb3", "radb4" etc., the problem goes away. However I don't see where I'm violating the promise made by __restrict__ in these functions ...=