From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 13244 invoked by alias); 20 Jun 2005 14:25:36 -0000 Mailing-List: contact gcc-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: Sender: gcc-owner@gcc.gnu.org Received: (qmail 13144 invoked by uid 22791); 20 Jun 2005 14:25:21 -0000 Received: from smtpout01-04.mesa1.secureserver.net (HELO smtpout01-04.mesa1.secureserver.net) (64.202.165.79) by sourceware.org (qpsmtpd/0.30-dev) with SMTP; Mon, 20 Jun 2005 14:25:21 +0000 Received: (qmail 22394 invoked from network); 20 Jun 2005 14:25:19 -0000 Received: from unknown (24.96.113.81) by smtpout01-04.mesa1.secureserver.net (64.202.165.79) with ESMTP; 20 Jun 2005 14:25:19 -0000 Message-ID: <42B6D192.7000203@coyotegulch.com> Date: Mon, 20 Jun 2005 14:25:00 -0000 From: Scott Robert Ladd User-Agent: Mozilla Thunderbird 1.0.2 (X11/20050512) MIME-Version: 1.0 To: Sergei Organov CC: gcc@gcc.gnu.org Subject: Re: How to replace -O1 with corresponding -f's? References: <878y159mhr.fsf@osv.topcon.com> In-Reply-To: <878y159mhr.fsf@osv.topcon.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-SW-Source: 2005-06/txt/msg00899.txt.bz2 Sergei Organov wrote: > Using gcc compiled from gcc-4_0-branch, in an attempt to see which > particular optimization option makes my test case to be mis-optimized, This sort of problem is exactly what my Acovea program was designed for; it will identify the pessimistic option by analyzing GCC's compilation of your code. http://acovea.coyotegulch.com ..Scott