linux-kernel - Re: [PATCH] Use more gcc extensions in the Linux headers

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Message-Id: <20070309202442.c6b1a64d.rdunlap@xenotime.net>
Date:	Fri, 9 Mar 2007 20:24:42 -0800
From:	Randy Dunlap <rdunlap@...otime.net>
To:	Valdis.Kletnieks@...edu
Cc:	Rusty Russell <rusty@...tcorp.com.au>,
	lkml - Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH] Use more gcc extensions in the Linux headers

On Fri, 09 Mar 2007 23:03:05 -0500 Valdis.Kletnieks@...edu wrote:

> On Sat, 10 Mar 2007 09:57:32 +1100, Rusty Russell said:
> 
> > +/* GCC is awesome. */
> >  #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0])			      \
> >  	+ sizeof(typeof(int[1 - 2*!!__builtin_types_compatible_p(typeof(arr), \
> >  		 typeof(&arr[0]))]))*0)
> 
> -/* GCC is awesome. */
> +/* GCC leaves me speechless. */

"awesome" can mean "inspiring awe or admiration or wonder" (amazing)
or it can mean "awful" (as in terrifying).  8)

---
~Randy
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