linux-kernel - Re: [patch] compiler: introduce __used and __maybe

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Message-ID: <20070504004636.GU3531@stusta.de>
Date:	Fri, 4 May 2007 02:46:36 +0200
From:	Adrian Bunk <bunk@...sta.de>
To:	David Rientjes <rientjes@...gle.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Rusty Russell <rusty@...tcorp.com.au>,
	linux-kernel@...r.kernel.org
Subject: Re: [patch] compiler: introduce __used and __maybe_unused

On Thu, May 03, 2007 at 05:35:57PM -0700, David Rientjes wrote:
>...
> There was a mistake in the current implementation of __attribute_used__
> whereas it would be defined to be __attribute__((used)) incorrectly for
> gcc 3.3 and later.  The unit-at-a-time compilation scheme was only
> introduced in gcc 3.4 and later versions as specified in 
> http://www.gnu.org/software/gcc/gcc-3.4/changes.html.
>...

AFAIR, Suse shipped a release of their distribution with a gcc 3.3 
containing a backported unit-at-a-time.

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

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