Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755609Ab0K2SLM (ORCPT ); Mon, 29 Nov 2010 13:11:12 -0500 Received: from lennier.cc.vt.edu ([198.82.162.213]:40363 "EHLO lennier.cc.vt.edu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751963Ab0K2SLK (ORCPT ); Mon, 29 Nov 2010 13:11:10 -0500 X-Mailer: exmh version 2.7.2 01/07/2005 with nmh-1.2 To: =?GB2312?B?x8ez5w==?= Cc: hellogcc@freelists.org, =?GB2312?B?QW2opnJpY28gV2FuZw==?= , linux-kernel@vger.kernel.org, gdb@sourceware.org Subject: Re: [hellogcc] Re: [PATCH] Built kernel without -O2 option In-Reply-To: Your message of "Mon, 29 Nov 2010 17:45:15 +0800." <4CF3762B.9010102@loongson.cn> From: Valdis.Kletnieks@vt.edu References: <20101129081619.GD5218@cr0.nay.redhat.com> <4CF36741.9000808@loongson.cn> <4CF3762B.9010102@loongson.cn> Mime-Version: 1.0 Content-Type: multipart/signed; boundary="==_Exmh_1291054229_5346P"; micalg=pgp-sha1; protocol="application/pgp-signature" Content-Transfer-Encoding: 7bit Date: Mon, 29 Nov 2010 13:10:29 -0500 Message-ID: <13700.1291054229@localhost> X-Mirapoint-Received-SPF: 128.173.14.107 localhost Valdis.Kletnieks@vt.edu 2 pass X-Mirapoint-IP-Reputation: reputation=neutral-1, source=Fixed, refid=n/a, actions=MAILHURDLE SPF TAG X-Junkmail-Status: score=10/50, host=dagger.cc.vt.edu X-Junkmail-Signature-Raw: score=unknown, refid=str=0001.0A020206.4CF3EC95.0259,ss=1,fgs=0, ip=0.0.0.0, so=2010-07-22 22:03:31, dmn=2009-09-10 00:05:08, mode=single engine X-Junkmail-IWF: false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1035 Lines: 38 --==_Exmh_1291054229_5346P Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: quoted-printable On Mon, 29 Nov 2010 17:45:15 +0800, 乔崇 said: > change mycc to this will work,:) >=20 > =23=21/bin/sh > gcc =22=24=40=22 -O0 =7C=7C > gcc =22=24=40=22 -O1 =7C=7C > gcc =22=24=40=22 That may result in issues - the problem is that there are places in the k= ernel where 'gcc -O0' will *compile* cleanly, but not actually *run* correctly.= --==_Exmh_1291054229_5346P Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (GNU/Linux) Comment: Exmh version 2.5 07/13/2001 iD8DBQFM8+yVcC3lWbTT17ARAtCwAJ9sOL0h3muu0If6DS8EMeeYm/1mbwCfSwID 5xRV4P1ewn72coIjaViOrnU= =kmTU -----END PGP SIGNATURE----- --==_Exmh_1291054229_5346P-- -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/