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Date: Fri, 20 Sep 2002 15:11:09 -0700
To: Neil Booth <neil@daikokuya.co.uk>
Cc: "Bjoern A. Zeeb" <bzeeb-lists@lists.zabbadoz.net>, jt@hpl.hp.com,
       Jeff Garzik <jgarzik@mandrakesoft.com>, thunder@lightweight.ods.org,
       linux-kernel@vger.kernel.org
Subject: Re: FW: 2.5.34: IR __FUNCTION__ breakage
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From: Jean Tourrilhes <jt@bougret.hpl.hp.com>
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On Fri, Sep 20, 2002 at 10:41:38PM +0100, Neil Booth wrote:
> Bjoern A. Zeeb wrote:-
> 
> > > > Also, specifically relating to varargs macros as described above, you
> > > > can certainly have a varargs macro with zero args, just look at C99
> > > > varargs macros...
> > >
> > > 	I remember that it didn't work. Ok, I'll try again.
> > 
> > if I remember corretly with C99 if you do s.th. like this (simple
> > sample):
> > 
> > #define LOG(level, format, ...)					\
> >                 log(level, format, ##__VA_ARGS__);
> 
> No, this is only valid C99 if __VA_ARGS__ is the empty list.
> 
> I posted the correct way to write this macro about a week ago that
> works with all versions of GCC (and follows their documented
> behaviour; this stuff *is* all documented).
> 
> Neil.

	Err... Can you point me to your post ?

	Jean
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