From owner-freebsd-current@FreeBSD.ORG Fri Dec 15 04:44:56 2006 Return-Path: X-Original-To: freebsd-current@freebsd.org Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id E9B2016A4D1 for ; Fri, 15 Dec 2006 04:44:56 +0000 (UTC) (envelope-from sgk@troutmask.apl.washington.edu) Received: from troutmask.apl.washington.edu (troutmask.apl.washington.edu [128.208.78.105]) by mx1.FreeBSD.org (Postfix) with ESMTP id 6F63B43C9E for ; Fri, 15 Dec 2006 04:43:17 +0000 (GMT) (envelope-from sgk@troutmask.apl.washington.edu) Received: from troutmask.apl.washington.edu (localhost.apl.washington.edu [127.0.0.1]) by troutmask.apl.washington.edu (8.13.8/8.13.8) with ESMTP id kBF4ir4j009474; Thu, 14 Dec 2006 20:44:53 -0800 (PST) (envelope-from sgk@troutmask.apl.washington.edu) Received: (from sgk@localhost) by troutmask.apl.washington.edu (8.13.8/8.13.8/Submit) id kBF4irQq009473; Thu, 14 Dec 2006 20:44:53 -0800 (PST) (envelope-from sgk) Date: Thu, 14 Dec 2006 20:44:53 -0800 From: Steve Kargl To: "Daniel O'Connor" Message-ID: <20061215044453.GB9381@troutmask.apl.washington.edu> References: <20061213192150.CF83D16A417@hub.freebsd.org> <20061214183026.GA1532@turion.vk2pj.dyndns.org> <4581A3E3.9060807@samsco.org> <200612151450.39260.doconnor@gsoft.com.au> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200612151450.39260.doconnor@gsoft.com.au> User-Agent: Mutt/1.4.2.2i Cc: Peter Jeremy , freebsd-current@freebsd.org Subject: Re: Let's use gcc-4.2, not 4.1 -- OpenMP X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 15 Dec 2006 04:44:57 -0000 On Fri, Dec 15, 2006 at 02:50:30PM +1030, Daniel O'Connor wrote: > On Friday 15 December 2006 05:50, Scott Long wrote: > > Yes, the industry moves fast, but that's no reason to fool ourselves > > into thinking that the FSF will support GCC 4.2 a day after they release > > 4.3 and start working on 4.4. Your point above about the lifespan of > > FreeBSD 7.x is a valid one, and I agree that it should be a > > consideration. Vendor support is a myth and should not be a > > consideration. > > Not to mention it is *trivial* to install a compiler using ports or packages. > > If you are serious about high performance computing installing a new compiler > is about the lowest barrier you'll find. > Actually, 4.1.x will produce much worse code than 3.4.6. You can search the gcc mail listings for extensive comparison by Clinton Whaley (the author of math/atlas) for details. -- Steve