Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757130AbZGPNvF (ORCPT ); Thu, 16 Jul 2009 09:51:05 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756866AbZGPNvF (ORCPT ); Thu, 16 Jul 2009 09:51:05 -0400 Received: from cantor.suse.de ([195.135.220.2]:39516 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756677AbZGPNvD (ORCPT ); Thu, 16 Jul 2009 09:51:03 -0400 Date: Thu, 16 Jul 2009 15:51:02 +0200 Message-ID: From: Takashi Iwai To: Mark Brown Cc: Sachin P Sant , alsa-devel@alsa-project.org, Jaroslav Kysela , LKML , David Howells , Jaswinder Singh Rajput , Subrata Modak , Balbir Singh Subject: Re: [alsa-devel] [PATCH 01/06] Fix compilation warning for sound/soc/codecs/wm8400.c In-Reply-To: <20090716134701.GD26770@sirena.org.uk> References: <20090716130958.28045.71072.sendpatchset@subratamodak.linux.ibm.com> <20090716132308.GC9656@rakim.wolfsonmicro.main> <20090716134701.GD26770@sirena.org.uk> User-Agent: Wanderlust/2.12.0 (Your Wildest Dreams) SEMI/1.14.6 (Maruoka) FLIM/1.14.7 (=?ISO-8859-4?Q?Sanj=F2?=) APEL/10.6 Emacs/22.3 (x86_64-suse-linux-gnu) MULE/5.0 (SAKAKI) MIME-Version: 1.0 (generated by SEMI 1.14.6 - "Maruoka") Content-Type: text/plain; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 890 Lines: 25 At Thu, 16 Jul 2009 14:47:01 +0100, Mark Brown wrote: > > On Thu, Jul 16, 2009 at 03:34:06PM +0200, Takashi Iwai wrote: > > Mark Brown wrote: > > > > In this case I suspect that whatever compiler you are using (none of > > > those I've tried with seem to be doing this) isn't able to figure out > > > that if we skip initialising the variable then we use exactly the same > > > condition to return from the function before we try to use the variable. > > > I get compile warnings on gcc 4.4.0, too. > > Ah, that's useful - my GCC 4.4 system is at home so I can't try that one > immediately. Which architecture? x86_64, at least. Takashi -- 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/