linux-kernel - Re: [RFC Patch] kbuild: remove -Wdeclaration-after-statement

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Message-ID: <20090925205219.GA3481@merkur.ravnborg.org>
Date:	Fri, 25 Sep 2009 22:52:19 +0200
From:	Sam Ravnborg <sam@...nborg.org>
To:	Randy Dunlap <randy.dunlap@...cle.com>
Cc:	Amerigo Wang <amwang@...hat.com>, linux-kernel@...r.kernel.org,
	akpm@...ux-foundation.org
Subject: Re: [RFC Patch] kbuild: remove -Wdeclaration-after-statement

On Fri, Sep 25, 2009 at 01:18:52PM -0700, Randy Dunlap wrote:
> Sam Ravnborg wrote:
> > On Wed, Sep 23, 2009 at 05:38:01AM -0400, Amerigo Wang wrote:
> >> I got lots of "ISO C90 forbids mixed declarations and code" warnings
> >> during compile today's kernel.
> >>
> >> I think we can remove the gcc option '-Wdeclaration-after-statement'
> >> now, since we already have C99 for 10 years. :)
> > 
> > This is a matter of style more than what C99 allows.
> > Kernel style is to fobid this(*) so we keep the warning.
> 
> Agreed.
> 
> > (*) Based on reading several threads where this has
> > been mentioned - I have no specific references to CodingStyle.
> 
> I've avoided making updates to CodingStyle lately.
> Is this one needed?
No - CodingStyle should be general stuff.

	Sam
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