From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 359943858407; Wed, 11 Jan 2023 13:55:47 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 359943858407 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1673445347; bh=n7+DJ3Tu+P17m+Rw4E3Hkoc1kp72Vk8QlMtKlJMd/tg=; h=From:To:Subject:Date:In-Reply-To:References:From; b=Q4FzcPCJw22nCg2HyW4V1M504qcS/H81StVwCdocKdIaTdnx9k6uhbfmsNzXHHpgu 7xiBWF8OKSQqaDAPvB0o85f/ftYxmoNUV0OG7C5D0Uz2FtaXnnLeMcLpigqlPYVFP4 70rLhxV/DbsSPNk6+1jOZ+kQYdUvPpOguWrXcIJ4= From: "rguenth at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/108368] [13 Regression] Dead Code Elimination Regression at -O3 since r13-1759-gdbb093f4f15 Date: Wed, 11 Jan 2023 13:55:46 +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: 13.0 X-Bugzilla-Keywords: missed-optimization X-Bugzilla-Severity: normal X-Bugzilla-Who: rguenth at gcc dot gnu.org 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: 13.0 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: target_milestone 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=3D108368 Richard Biener changed: What |Removed |Added ---------------------------------------------------------------------------- Target Milestone|--- |13.0 --- Comment #1 from Richard Biener --- range_from_dom looks expensive as well and the bb vs. prev_bb in walking immediate dominators is quite confusing (not to speak about resolve_dom ...= ).=