From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 21697 invoked by alias); 27 Apr 2005 05:41:05 -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 21037 invoked from network); 27 Apr 2005 05:40:55 -0000 Received: from unknown (HELO cs20.apochromatic.org) (204.152.189.161) by sourceware.org with SMTP; 27 Apr 2005 05:40:55 -0000 Received: from [192.168.1.24] (c-24-7-112-29.hsd1.ca.comcast.net [24.7.112.29]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by cs20.apochromatic.org (Postfix) with ESMTP id F3AC9AD705; Tue, 26 Apr 2005 22:40:54 -0700 (PDT) Message-ID: <426F2611.7060801@3am-software.com> Date: Wed, 27 Apr 2005 05:50:00 -0000 From: Matt Thomas User-Agent: Mozilla Thunderbird 1.0.2 (Macintosh/20050317) MIME-Version: 1.0 To: Richard Henderson CC: gcc@gcc.gnu.org Subject: Re: GCC 4.1: Buildable on GHz machines only? References: <426EFE00.3060903@3am-software.com> <20050427025707.GA20956@nevyn.them.org> <20050427053042.GA1317@redhat.com> In-Reply-To: <20050427053042.GA1317@redhat.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-SW-Source: 2005-04/txt/msg01458.txt.bz2 Richard Henderson wrote: > On Tue, Apr 26, 2005 at 10:57:07PM -0400, Daniel Jacobowitz wrote: > >>I would expect it to be drastically faster. However this won't show up >>clearly in the bootstrap. The, bar none, longest bit of the bootstrap >>is building stage2; and stage1 is always built with optimization off and >>(IIRC) checking on. > > > Which is why I essentially always supply STAGE1_CFLAGS='-O -g' when > building on risc machines. Alas, the --disable-checking and STAGE1_CFLAGS="-O2 -g" (which I was already doing) only decreased the bootstrap time by 10%. By far, the longest bit of the bootstrap is building libjava. -- Matt Thomas email: matt@3am-software.com 3am Software Foundry www: http://3am-software.com/bio/matt/ Cupertino, CA disclaimer: I avow all knowledge of this message.