Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758206AbXJDPIy (ORCPT ); Thu, 4 Oct 2007 11:08:54 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756688AbXJDPIq (ORCPT ); Thu, 4 Oct 2007 11:08:46 -0400 Received: from ug-out-1314.google.com ([66.249.92.170]:5254 "EHLO ug-out-1314.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754430AbXJDPIp (ORCPT ); Thu, 4 Oct 2007 11:08:45 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=O/32i+8cdO5uCQeQPFQhpK8/HsHgtlGHAr4W0m1vpPmwuV5TcWh8rD4PekhSTq482vzCxKwlalU22hL732sEoyx8KGKa/zGoy61ndw2U6Qephvvb5KO4wQPf1rLdyCu4crJ52J8ibLbFhWTctnYXvnu5HeijagTm223k6qPdRJk= Message-ID: Date: Thu, 4 Oct 2007 19:08:43 +0400 From: "Alexey Dobriyan" To: "Adrian Bunk" Subject: Re: [bug] crash when reading /proc/mounts (was: Re: Linux 2.6.23-rc9 and a heads-up for the 2.6.24 series..) Cc: "Linus Torvalds" , "Ingo Molnar" , linux-kernel@vger.kernel.org, "Greg KH" , "Alexander Viro" , "Peter Zijlstra" In-Reply-To: <20071004141251.GG10852@stusta.de> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <20071003084607.GC32218@elte.hu> <20071004141251.GG10852@stusta.de> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1203 Lines: 30 On 10/4/07, Adrian Bunk wrote: > On Wed, Oct 03, 2007 at 08:11:05AM -0700, Linus Torvalds wrote: > >... > > and btw, there is no question what-so-ever about whether your compiler > > might be doing a legal optimization - the compiler really is wrong, and is > > total shit. You need to make a gcc bug-report. > >... > > Ingo can't send a gcc bug-report since gcc 4.0 is no longer supported > upstream and a 4.1.2 compiler was confirmed to work. Ingo can upgrade to 4.0.4. :-) > Our only options are to either stop supporting the broken gcc versions > as compiler for the kernel or to work around this compiler bug in the > kernel. Distro can backport a fix for miscompilation while leaving, say, __GNUC_MINOR__ intact, so banning version numbers aren't terribly useful. Perhaps, someone should write a script/test program to check for known miscompilations. to cure himself from deprecation disease. Alexey "make cc_check" Dobriyan - 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/