From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754237Ab0IMR2E (ORCPT ); Mon, 13 Sep 2010 13:28:04 -0400 Received: from terminus.zytor.com ([198.137.202.10]:52475 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752332Ab0IMR2C (ORCPT ); Mon, 13 Sep 2010 13:28:02 -0400 Message-ID: <4C8E5EDB.2070900@zytor.com> Date: Mon, 13 Sep 2010 10:26:51 -0700 From: "H. Peter Anvin" User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.8) Gecko/20100806 Fedora/3.1.2-1.fc13 Thunderbird/3.1.2 MIME-Version: 1.0 To: Russell King - ARM Linux CC: Peter Zijlstra , florian@mickler.org, x86@kernel.org, Thomas Gleixner , Ingo Molnar , Mike Frysinger , linux-kernel@vger.kernel.org Subject: Re: [RFC PATCH] x86: don't compile with gcc-3.3.3 References: <1284366708-30154-1-git-send-email-florian@mickler.org> <1284367195.2275.29.camel@laptop> <20100913163322.GA3819@n2100.arm.linux.org.uk> In-Reply-To: <20100913163322.GA3819@n2100.arm.linux.org.uk> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 09/13/2010 09:33 AM, Russell King - ARM Linux wrote: >> >> Does it in fact still build with 3.4? I seem to recall some talk about >> pushing the minimum version to 4.x for x86, although I can't remember >> where.. > > I'm still building kernels with gcc 3.4.3 (for the ARMs which don't > require a later compiler) or gcc 4.3.2+patches for those which do. > > ARM gcc 3.4.3 is certainly noticably faster than gcc 4.3.2 even on > x86 - and as long as ARM gcc 3.4.3 works, and there's not great pain > in allowing it to build the arch-independent stuff, I see no reason > to deny it across the entire kernel build. > > I think we should have a minimum compiler version for the generic > kernel, and individual minimum compiler versions for the architectures, > so that arches can specify a higher minimum compiler version if they > have specific problems there. Yes, I don't think anyone has proposed bumping past 3.4 for the generic kernel at this time. -hpa