From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753200AbXL1WNo (ORCPT ); Fri, 28 Dec 2007 17:13:44 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752501AbXL1WNg (ORCPT ); Fri, 28 Dec 2007 17:13:36 -0500 Received: from smtp5.pp.htv.fi ([213.243.153.39]:48177 "EHLO smtp5.pp.htv.fi" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752208AbXL1WNg (ORCPT ); Fri, 28 Dec 2007 17:13:36 -0500 Date: Sat, 29 Dec 2007 00:13:24 +0200 From: Adrian Bunk To: Sam Ravnborg Cc: Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , Andi Kleen , LKML Subject: Re: [PATCH] x86: unify x86 Makefile(s) Message-ID: <20071228221324.GA9105@does.not.exist> References: <20071228212341.GA6939@uranus.ravnborg.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20071228212341.GA6939@uranus.ravnborg.org> User-Agent: Mutt/1.5.17 (2007-11-01) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Dec 28, 2007 at 10:23:41PM +0100, Sam Ravnborg wrote: >... > Noteworthy remarks on the unification: >... > - -funit-at-a-time should be easy to unify but it looks like we have a bug > in 32 bit. We only enable -funit-at-a-time for gcc less than 0400 if they > support it No, we _dis_able it on 32bit if a gcc < 4.0 supports it. > (and I recall it is a gcc 4.00 feature). [-lt -> -gt] >... unit-at-a-time was introduced in upstream gcc 3.4 and backported to some popular 3.3 x86_64 branch. i386 and x86_64 go in exactly opposite directions regarding when to use unit-at-a-time, but that was intentional and we should keep it that way. > Sam >... cu Adrian -- "Is there not promise of rain?" Ling Tan asked suddenly out of the darkness. There had been need of rain for many days. "Only a promise," Lao Er said. Pearl S. Buck - Dragon Seed