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Date: Fri, 12 Mar 2010 13:42:59 +0100
From: Stefan Farfeleder <stefan@fafoe.narf.at>
To: Ed Schouten <ed@80386.nl>
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Cc: Ivan Voras <ivoras@freebsd.org>, freebsd-arch@freebsd.org
Subject: Re: likely and unlikely
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On Fri, Mar 12, 2010 at 01:26:08PM +0100, Ed Schouten wrote:
> Hi Ivan,
> 
> * Ivan Voras <ivoras@freebsd.org> wrote:
> > Wouldn't it be more convenient to have a single global definition of
> > them, under #ifdef __GNUC__ for example in sys/stddef.h ?
> 
> Wouldn't it be better to have them in sys/cdefs.h?

Putting macros 'likely' and 'unlikely' into sys/cdefs.h creates a big
namespace violation problem; C code using those identifiers will break.

Stefan