From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from pigeon.gentoo.org ([69.77.167.62] helo=lists.gentoo.org) by finch.gentoo.org with esmtp (Exim 4.60) (envelope-from ) id 1JSCcA-0003Yj-5S for garchives@archives.gentoo.org; Thu, 21 Feb 2008 14:41:34 +0000 Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id D6656E059A; Thu, 21 Feb 2008 14:41:31 +0000 (UTC) Received: from 0815-web.localdomain (static.21.48.46.78.clients.your-server.de [78.46.48.21]) by pigeon.gentoo.org (Postfix) with ESMTP id AA432E059A for ; Thu, 21 Feb 2008 14:41:31 +0000 (UTC) Received: by 0815-web.localdomain (Postfix, from userid 103) id C13B29DCBED; Thu, 21 Feb 2008 15:41:36 +0100 (CET) To: gentoo-user@lists.gentoo.org Subject: Re: [gentoo-user] CFLAGS changes 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 Date: Thu, 21 Feb 2008 15:41:36 +0100 From: In-Reply-To: References: Message-ID: <21fd85d642b8447af1721d5100bf7db8@mail.j-schmitz.net> X-Sender: justin@j-schmitz.net User-Agent: RoundCube Webmail/0.1-rc1 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Archives-Salt: 3fd0dd77-9b32-4b8f-b4a3-a5cbd81e3a29 X-Archives-Hash: 943a1fa6463a4a829c4bea35988def55 On Thu, 21 Feb 2008 13:53:56 +0000 (UTC), James wrote: > Hello, >=20 >=20 > Current CFLAGS=3D"-O2 -march=3Di686 -pipe" >=20 >=20 > I want to add "-fomit-frame-pointer" to my > CFLAGS on an existing system that has been running > for months. >=20 >=20 > Is this safe or do I have to rebuild everything with > somelike "emerge -e" ? >=20 >=20 > Should it be avoided completely? >=20 > James >=20 >=20 >=20 >=20 > -- > gentoo-user@lists.gentoo.org mailing list Compile glibc with USE=3D"glibc-omitfp" to use -fomit-frame-pointer more extensively.=20 Question: Why are you using -march=3Di686 and some more optimized one? Wh= ich processor (type and family) so you have? --=20 gentoo-user@lists.gentoo.org mailing list