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 1Q6KK1-00022p-Vg for garchives@archives.gentoo.org; Sun, 03 Apr 2011 10:14:18 +0000 Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 456171C04F; Sun, 3 Apr 2011 10:14:08 +0000 (UTC) Received: from smtp.gentoo.org (smtp.gentoo.org [140.211.166.183]) by pigeon.gentoo.org (Postfix) with ESMTP id 3AA481C004 for ; Sun, 3 Apr 2011 10:13:37 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp.gentoo.org (Postfix) with ESMTP id D82711B4027 for ; Sun, 3 Apr 2011 10:13:36 +0000 (UTC) X-Virus-Scanned: by amavisd-new using ClamAV at gentoo.org X-Spam-Score: -3.257 X-Spam-Level: X-Spam-Status: No, score=-3.257 required=5.5 tests=[AWL=-0.658, BAYES_00=-2.599] Received: from smtp.gentoo.org ([127.0.0.1]) by localhost (smtp.gentoo.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 9ZkNfGrFRLdB for ; Sun, 3 Apr 2011 10:13:28 +0000 (UTC) Received: from lo.gmane.org (lo.gmane.org [80.91.229.12]) by smtp.gentoo.org (Postfix) with ESMTP id 690801B4024 for ; Sun, 3 Apr 2011 10:13:26 +0000 (UTC) Received: from list by lo.gmane.org with local (Exim 4.69) (envelope-from ) id 1Q6KJ9-0006UL-3h for gentoo-dev@gentoo.org; Sun, 03 Apr 2011 12:13:23 +0200 Received: from 216-197-246-66.msjw.hsdb.sasknet.sk.ca ([216.197.246.66]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Sun, 03 Apr 2011 12:13:22 +0200 Received: from dirtyepic by 216-197-246-66.msjw.hsdb.sasknet.sk.ca with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Sun, 03 Apr 2011 12:13:22 +0200 X-Injected-Via-Gmane: http://gmane.org/ To: gentoo-dev@lists.gentoo.org From: Ryan Hill Subject: [gentoo-dev] Re: GCC 4.6.0 Date: Sun, 3 Apr 2011 04:19:23 -0600 Message-ID: <20110403041923.51ea816d@gentoo.org> References: <20110402221112.2101b4c1@gentoo.org> Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-dev@lists.gentoo.org Reply-to: gentoo-dev@lists.gentoo.org Mime-Version: 1.0 Content-Type: multipart/signed; micalg=PGP-SHA1; boundary="Sig_/rgd0SmsGr2BSI3.0oy1SfIE"; protocol="application/pgp-signature" X-Complaints-To: usenet@dough.gmane.org X-Gmane-NNTP-Posting-Host: 216-197-246-66.msjw.hsdb.sasknet.sk.ca X-Newsreader: Claws Mail 3.7.8 (GTK+ 2.24.3; x86_64-unknown-linux-gnu) X-Archives-Salt: X-Archives-Hash: f53516d36251659658d827e29f9f600a --Sig_/rgd0SmsGr2BSI3.0oy1SfIE Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable On Sun, 3 Apr 2011 05:50:32 +0000 (UTC) Duncan <1i5t5.duncan@cox.net> wrote: > Ryan Hill posted on Sat, 02 Apr 2011 22:11:12 -0600 as excerpted: >=20 > > You may also want to test your packages with the new -Ofast option to > > be sure it doesn't have any hardcoded assumptions about -O flags. >=20 > The release description I've read for -Ofast says it includes -fast-math,= =20 > among other things, a flag Gentoo has always strongly discouraged (you=20 > break with it, you keep the pieces) and which can get bugs resolved/ > invalid as a result. >=20 > Now that gcc 4.6 itself is more strongly supporting it as enabled with on= e=20 > of the -O options, is that policy going to change, or is Gentoo going to= =20 > officially not support -Ofast, as well? I doubt we will. If a package breaks because of -Ofast there's really nothing we can do about it. It's not a bug in the compiler or the package, it's that you explicitly told it to generate non-standard-conformant code. --=20 fonts, gcc-porting, it makes no sense how it makes no sense toolchain, wxwidgets but i'll take it free anytime @ gentoo.org EFFD 380E 047A 4B51 D2BD C64F 8AA8 8346 F9A4 06= 62 --Sig_/rgd0SmsGr2BSI3.0oy1SfIE Content-Type: application/pgp-signature; name=signature.asc Content-Disposition: attachment; filename=signature.asc -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.17 (GNU/Linux) iEYEARECAAYFAk2YSasACgkQiqiDRvmkBmJ+MQCgtcrGwOE8hm0iVJhipNSv8Tai zrEAnA0g5qXB+2/lhMzakj+XaUVGtwhs =Qkf/ -----END PGP SIGNATURE----- --Sig_/rgd0SmsGr2BSI3.0oy1SfIE--