From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 2DC73385E450; Sat, 9 Mar 2024 07:17:00 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 2DC73385E450 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1709968620; bh=hGEWFznHyFKGhrPRQBYpesjpAZzHTYlpmFVRc+iLYTU=; h=From:To:Subject:Date:In-Reply-To:References:From; b=O9piNfY/ysjA3eAEl76Q2BKiKtbfqmuRz8S5VeZe11tMAASA6JACKX3UFOFI0scUq RHKr5tDPOjTSHRK63Iem7N5HpUIkSn6NSqcvVGe2uy1Vx8r+y6Dbk8Qqm6ToM4dteJ SE/16RS26CTM0Kq4IslAF6NhpNlPH/zHrAQow23c= From: "law at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/110503] [13/14 Regression] Dead Code Elimination Regression at -O3 since r13-322-g7f04b0d786e Date: Sat, 09 Mar 2024 07:16:59 +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: law at gcc dot gnu.org X-Bugzilla-Status: ASSIGNED X-Bugzilla-Resolution: X-Bugzilla-Priority: P2 X-Bugzilla-Assigned-To: pinskia at gcc dot gnu.org X-Bugzilla-Target-Milestone: 13.3 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=3D110503 --- Comment #7 from Jeffrey A. Law --- As you note, this feels like a failure to recognize that only one value can actually satisfy the condition.=