From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from pigeon.gentoo.org ([208.92.234.80] helo=lists.gentoo.org) by finch.gentoo.org with esmtp (Exim 4.60) (envelope-from ) id 1MQgLh-0007yh-Ao for garchives@archives.gentoo.org; Tue, 14 Jul 2009 11:39:05 +0000 Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id D6861E020B; Tue, 14 Jul 2009 11:39:02 +0000 (UTC) Received: from fg-out-1718.google.com (fg-out-1718.google.com [72.14.220.153]) by pigeon.gentoo.org (Postfix) with ESMTP id 9A2E4E0435 for ; Tue, 14 Jul 2009 11:39:02 +0000 (UTC) Received: by fg-out-1718.google.com with SMTP id 16so648120fgg.14 for ; Tue, 14 Jul 2009 04:39:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:from:to:subject:date :user-agent:references:in-reply-to:mime-version:content-type :content-transfer-encoding:content-disposition:message-id; bh=1E2RlVoeJmdhzbJ1dR5Qjg1KPji1YzTfkT+ZqtX3+IU=; b=mxbrkBl+Celk9Sclt4hbhxwY2KErLkSaTMiv4GuLYmigdV75/TCooTL2bwB2Uswk6J SDGOCiLnPQ3r+HL2NFvxT1SVHNKOQUvSWoFhk37BGndLMgFk1t5a+H5pbuT8GSiz57Zw UaY/Hb+E2bET9hjB+J2OmRlLXl0WbM6+NQoZY= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=from:to:subject:date:user-agent:references:in-reply-to:mime-version :content-type:content-transfer-encoding:content-disposition :message-id; b=Dvk/irGjrCLFhOcWS99rjgcZ9t0aKfKoep8LL+DB3rY1TgHx190rFFosw8HSVlQgJM Zbp4scaHdaXQqe+m3mcVE2sfCxB+BdIUhbBjPnD7zc9WRgElcOaeR/4aavTVhUzD2wHz xE0ZIGvrP22EPj+2pdegvZrNeV1ROwEbMxzME= Received: by 10.86.9.10 with SMTP id 10mr4020590fgi.48.1247571541689; Tue, 14 Jul 2009 04:39:01 -0700 (PDT) Received: from nazgul.localnet ([196.210.202.145]) by mx.google.com with ESMTPS id 3sm5848148fge.8.2009.07.14.04.39.00 (version=SSLv3 cipher=RC4-MD5); Tue, 14 Jul 2009 04:39:00 -0700 (PDT) From: Alan McKinnon To: gentoo-user@lists.gentoo.org Subject: Re: [gentoo-user] Suggestion for cflags for intel xeon 5500 processors Date: Tue, 14 Jul 2009 13:37:21 +0200 User-Agent: KMail/1.11.4 (Linux/2.6.30-gentoo-r2; KDE/4.2.4; x86_64; ; ) References: <62fab4df0907140237m39eb627evef03e49ad7490a0b@mail.gmail.com> In-Reply-To: <62fab4df0907140237m39eb627evef03e49ad7490a0b@mail.gmail.com> Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-user@lists.gentoo.org Reply-to: gentoo-user@lists.gentoo.org MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200907141337.21631.alan.mckinnon@gmail.com> X-Archives-Salt: 0940217e-61d3-4700-9bf1-380ecbca7430 X-Archives-Hash: fad1147b2a338ee1ae2f693a8c239c7b On Tuesday 14 July 2009 11:37:49 denis cohen wrote: > Hi, > > Does anyone have any suggestions for CFLAGS settings in make.conf for > an Intel Xeon 5500 series processor? > Should I use -march=core2 or nocona or native? > I am starting a fresh install of Gentoo on a new machine. > Thanks in advance. Is this a fresh unstable install? If so, your gcc will be recent and you should use "march=native" Let the software figure it out. -- alan dot mckinnon at gmail dot com