From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 28154 invoked by alias); 5 Mar 2008 18:13:27 -0000 Received: (qmail 28144 invoked by uid 22791); 5 Mar 2008 18:13:26 -0000 X-Spam-Check-By: sourceware.org Received: from belushi.uits.indiana.edu (HELO belushi.uits.indiana.edu) (129.79.1.188) by sourceware.org (qpsmtpd/0.31) with ESMTP; Wed, 05 Mar 2008 18:13:00 +0000 Received: from mail-relay.iu.edu (logchain.uits.indiana.edu [129.79.1.77]) by belushi.uits.indiana.edu (8.14.2/8.13.8/IU Messaging Team) with ESMTP id m25ICvTj010950 for ; Wed, 5 Mar 2008 13:12:57 -0500 Received: from doppelganger.local (adsl-68-248-156-63.dsl.ipltin.ameritech.net [68.248.156.63]) (authenticated bits=0) by mail-relay.iu.edu (8.13.6/8.12.10/IUPO) with ESMTP id m25ICtjs005792 (version=TLSv1/SSLv3 cipher=AES256-SHA bits=256 verify=NO) for ; Wed, 5 Mar 2008 13:12:57 -0500 (EST) From: CSights To: gcc-help@gcc.gnu.org Subject: Re: binary compiled with -O1 and w/ individual optimization flags are not the same Date: Wed, 05 Mar 2008 18:13:00 -0000 User-Agent: KMail/1.9.9 References: <200802291215.47293.csights@fastmail.fm> <200803011057.26145.csights@fastmail.fm> <47C99EBA.59B1B90D@dessent.net> In-Reply-To: <47C99EBA.59B1B90D@dessent.net> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200803051312.54799.csights@fastmail.fm> Mailing-List: contact gcc-help-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-help-owner@gcc.gnu.org X-SW-Source: 2008-03/txt/msg00043.txt.bz2 Thanks Brian and others, I ended causing the output of programs compiled with O0 and O1,2,3 to match by changing some key doubles to floats. Thanks for all your help! C.