From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 368C1385DC00; Wed, 1 Apr 2020 17:04:44 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 368C1385DC00 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1585760684; bh=PgJgAovTT60xH4kyD//Ry8SWu9eFW5I80CC99jkLbww=; h=From:To:Subject:Date:In-Reply-To:References:From; b=grVTNgPIYsg+pLxe/nN8zdL8TE60jPdcdlukHyP8CI7GL8xvc4543a+fK1K6sjieM kyGdlfUUbHxQJa+MBo80oSY3rHGrXEYy0+kULVBWbpsfkPbpUZv4dzculdDzt2PzZU nXkkSR1DX63VgTrRJ4Vs3GoYPvt8Wii/pBIbfkfI= From: "rguenth at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug c/94444] __attribute__((access(...))) ignored for memcpy when compiling with -Os Date: Wed, 01 Apr 2020 17:04:44 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: c X-Bugzilla-Version: unknown X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: rguenth at gcc dot gnu.org X-Bugzilla-Status: WAITING X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- 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 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, 01 Apr 2020 17:04:44 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D94444 --- Comment #3 from Richard Biener --- Note the access attribute is only for diagnostics, not for optimization.=