From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 16658 invoked by alias); 12 Jun 2014 17:11:04 -0000 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org Received: (qmail 16614 invoked by uid 48); 12 Jun 2014 17:11:00 -0000 From: "chip at pobox dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/56726] i386: MALLOC_ABI_ALIGNMENT is too small (usually) Date: Thu, 12 Jun 2014 17:11:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: target X-Bugzilla-Version: 4.9.0 X-Bugzilla-Keywords: missed-optimization X-Bugzilla-Severity: normal X-Bugzilla-Who: chip at pobox dot com X-Bugzilla-Status: NEW 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: 7bit X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2014-06/txt/msg01123.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56726 --- Comment #8 from Chip Salzenberg --- Further research says that the alignment of a malloc(N) will be >= N if there is a basic type that requires alignment N. So we may be able to ramp this up quite a bit.