From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 22572 invoked by alias); 30 Nov 2008 12:06:26 -0000 Received: (qmail 22564 invoked by uid 22791); 30 Nov 2008 12:06:26 -0000 X-Spam-Check-By: sourceware.org Received: from mx1.redhat.com (HELO mx1.redhat.com) (66.187.233.31) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Sun, 30 Nov 2008 12:05:51 +0000 Received: from int-mx1.corp.redhat.com (int-mx1.corp.redhat.com [172.16.52.254]) by mx1.redhat.com (8.13.8/8.13.8) with ESMTP id mAUC5nMe019387; Sun, 30 Nov 2008 07:05:49 -0500 Received: from zebedee.pink (vpn-12-68.rdu.redhat.com [10.11.12.68]) by int-mx1.corp.redhat.com (8.13.1/8.13.1) with ESMTP id mAUC5kIo027601; Sun, 30 Nov 2008 07:05:47 -0500 Message-ID: <4932819A.3060902@redhat.com> Date: Sun, 30 Nov 2008 12:12:00 -0000 From: Andrew Haley User-Agent: Thunderbird 2.0.0.18 (X11/20081119) MIME-Version: 1.0 To: Andrzej Giniewicz CC: "gcc-help@gcc.gnu.org" Subject: Re: Need some clarification about optimization flags, what "exactly" does -O1 do? References: <492E830A.3070607@redhat.com> <492E8774.4080507@redhat.com> <492FCEE6.3070208@redhat.com> <493128D0.8050506@redhat.com> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-IsSubscribed: yes 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: 2008-11/txt/msg00355.txt.bz2 Andrzej Giniewicz wrote: >> I have not much experience, but it seems like it's not that bad... >> maybe I should check how m32BitIndicies is initialized? > > and I did it - and it turned out there was case when it was > uninitialized... looking for this without all your help would be > really hard :)... the issue is solved and you were right - it's not > gcc issue :) > > thanks again for great new technique of looking for bugs, for sure > will come in handy few times! Excellent. Have fun. Andrew.