From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id A3CB53858C54; Tue, 5 Mar 2024 14:24:04 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org A3CB53858C54 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1709648644; bh=rob+rJHleKNkcedPENvZpcT10AuqhAiLnSYPNuOY4VM=; h=From:To:Subject:Date:In-Reply-To:References:From; b=VyuwLtrG3wN2ZcoTyL6TRXc3WVoMITl1gWSCD4PhSWfvSoSq3HLbQF6ZWbTmX19hj l8dbFK6tvXIWxyCNInUxkcAIkGfi3QmZoKpXS6pITehsR41hiE1KIwWda3eNOVc0ew I/iXurrQBvBreg/vAlMJhrST4eUuy6d/KYx61LAY= From: "jakub at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/114009] [11/12/13/14 Regression] Missed optimization: (!a) * a => 0 when a=(a/2)*2 Date: Tue, 05 Mar 2024 14:24:04 +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: missed-optimization X-Bugzilla-Severity: normal X-Bugzilla-Who: jakub at gcc dot gnu.org X-Bugzilla-Status: ASSIGNED X-Bugzilla-Resolution: X-Bugzilla-Priority: P2 X-Bugzilla-Assigned-To: jakub at gcc dot gnu.org X-Bugzilla-Target-Milestone: 11.5 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_status assigned_to attachments.created 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=3D114009 Jakub Jelinek changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |ASSIGNED Assignee|unassigned at gcc dot gnu.org |jakub at gcc dot gn= u.org --- Comment #4 from Jakub Jelinek --- Created attachment 57615 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=3D57615&action=3Dedit gcc14-pr114009.patch Untested fix.=