From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id DEB283858012; Wed, 3 Apr 2024 03:44:03 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org DEB283858012 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1712115843; bh=FmVlKNg1MYZemTAmYpeaY2YagrKUXNFf7pHLTpd33jo=; h=From:To:Subject:Date:In-Reply-To:References:From; b=uM4D7NOxBOMl59+a3+FguDehzhQf6TqGjQ4XqN7ofzA0w8pnGpHM4b0X7LZbTDTRZ Zn+tSuqF73Dyq08/TKA6e+88uB0QqQ1MX7GxS1u72XtG8TkUUvh0brOKnQ5KxZeSox 4Of5SMyaDUyS4jC+rIXJ1WJeg6g5AJn+c5Obg0/w= From: "pinskia at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/114551] [14 Regression] wrong code at -O3 on x86_64-linux-gnu since r14-2944 Date: Wed, 03 Apr 2024 03:44:03 +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: 14.0 X-Bugzilla-Keywords: wrong-code X-Bugzilla-Severity: normal X-Bugzilla-Who: pinskia at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P1 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 14.0 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cc 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 List-Id: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D114551 Andrew Pinski changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |pinskia at gcc dot gnu.org --- Comment #4 from Andrew Pinski --- Note you can remove continue/[[unlikely]]` and reproduce it with `-O3 -fdisable-tree-lim2`. Also note disabling VRP2, `-fdisable-tree-vrp2` allows the code to pass whi= ch gets me the feeling like maybe lsplit is not rewriting the check to be over= flow safe.=