From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id AC5AB3858C36; Wed, 6 Mar 2024 16:47:32 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org AC5AB3858C36 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1709743652; bh=QSqr8GTj+JQPyqDrkPWUMhVZts+Ckf44T741GqW6B+s=; h=From:To:Subject:Date:In-Reply-To:References:From; b=EpgM4kFqkfBcncE46A9zoHGnt7nI57yNyBZ408REJuzXOO4tJFSNfq5fMbwea6CGG rWCMhN2RcBOSZuykzio0csFhm9Gcqhu6e6crNrPQph3LlKX7kiWKA08KHrkPgZfhIT /In2LchYaTGP5h/zeStYZF08MkFUjIlDJ9T4mZ8Y= From: "amacleod at redhat dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/110199] [12/13/14 Regression] Missing VRP transformation with MIN_EXPR and known relation Date: Wed, 06 Mar 2024 16:47:32 +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, needs-bisection X-Bugzilla-Severity: normal X-Bugzilla-Who: amacleod at redhat dot com X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: P2 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 12.4 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=3D110199 --- Comment #5 from Andrew Macleod --- (In reply to Jakub Jelinek from comment #4) > Just looking at the generated code of #c0 with -O2 on x86_64, this regres= sed > with > r13-3596-ge7310e24b1c0ca67b1bb507c1330b2bf39e59e32 > Andrew, are you going to address this for GCC 14, or defer to GCC 15? Id prefer to defer it I think. Although we can run that thru the testings if anyone really wants it.=20 Maybe in GCC 15 someone can add relations in general to simplifications=