From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 544E33858420; Tue, 2 Apr 2024 13:22:03 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 544E33858420 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1712064123; bh=sw9qLuV6BLv1bfAnm9aC43F3XmHfgu149sTbus1GBSs=; h=From:To:Subject:Date:In-Reply-To:References:From; b=VOqKxtS5bi/Kp5K8rqWaExUy5wNdvc5qwjhVFcMVD5eDTiP9zvIBnm0CwG2PNVHI+ eq0Lmi/WUXbmr54ItmnKkHB1WCbeL626OeYeMPlaENlaCqVzSliwiJrLbA9300HNZ7 JsztQmNdq8SJa5fAH61eSQM6D9Aoge7fVaFfpug8= From: "jakub 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 Date: Tue, 02 Apr 2024 13:22:02 +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: needs-bisection, wrong-code X-Bugzilla-Severity: normal X-Bugzilla-Who: jakub 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: 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 --- Comment #2 from Jakub Jelinek --- Started with r14-2944-g3d48c11ad082def8ee237e5778d8a5d569bff96d a is -1, so the testcase shouldn't do much except almost empty loops with a= few iterations. The continue in there seems to be important, but dunno why, it is effective= ly just a goto to the immediately next statement; perhaps the continue predict= or affects it?=