From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 2D32B381DCF3; Wed, 11 Mar 2020 07:06:16 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 2D32B381DCF3 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1583910376; bh=os/80xXyxkq9xmjWzw4gOBnBLvkzx9DpdubxsrhZTaU=; h=From:To:Subject:Date:In-Reply-To:References:From; b=QGSaBUKyDO2kTnXKpmcnyz2Vt2lTIf2LgfU+Y81TtYe09sxpN6/+uWfmT03d6h36/ KhkocKm8Uwn9x1YJ9K6p03aM1iW1utiyStTWv9yRKvoibGjzf8NRWT0Xv+4z/7ziLK MnLHrLg8p93a4wrmHj5eFH72pripkmz9cdSBmaj4= From: "dimhen at gmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/15348] [tree-ssa] Convert (x < 0) || (y < 0) into (x | y) < 0. Date: Wed, 11 Mar 2020 07:06:16 +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: tree-ssa X-Bugzilla-Keywords: missed-optimization X-Bugzilla-Severity: enhancement X-Bugzilla-Who: dimhen at gmail dot com X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P2 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cc 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 X-BeenThere: gcc-bugs@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-bugs mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 11 Mar 2020 07:06:16 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D15348 Dmitry G. Dyachenko changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |dimhen at gmail dot com --- Comment #4 from Dmitry G. Dyachenko --- x86_64 r10-7080 for me produce identical code -- c#0 with -O2 -- c#1 with -O=