From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from emailhub.stusta.mhn.de ([141.84.69.5]:26633 "HELO mailout.stusta.mhn.de") by vger.kernel.org with SMTP id S1751259AbWGGHSJ (ORCPT ); Fri, 7 Jul 2006 03:18:09 -0400 Date: Fri, 7 Jul 2006 09:18:08 +0200 From: Adrian Bunk Subject: Re: [2.6 patch] add -Werror-implicit-function-declaration to CFLAGS Message-ID: <20060707071808.GZ26941@stusta.de> References: <20060706163728.GN26941@stusta.de> <20060707033630.GA15967@mars.ravnborg.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20060707033630.GA15967@mars.ravnborg.org> Sender: linux-arch-owner@vger.kernel.org To: Sam Ravnborg Cc: kai@germaschewski.name, linux-kernel@vger.kernel.org, Dave Jones , linux-arch@vger.kernel.org List-ID: On Fri, Jul 07, 2006 at 05:36:30AM +0200, Sam Ravnborg wrote: > On Thu, Jul 06, 2006 at 06:37:28PM +0200, Adrian Bunk wrote: > > Currently, using an undeclared function gives a compile warning, but it > > can lead to a nasty to debug runtime stack corruptions if the prototype > > of the function is different from what gcc guessed. > > > > With -Werror-implicit-function-declaration we are getting an immediate > > compile error instead. > This patch broke (-rc1): > > sparc allnoconfig build > ia64 allnoconfig build > ppc64 allnoconfig build >... I did defconfig builds on 12 architectures, but no allnoconfig builds. I'll try to fix them. > 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