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From: Rene Herman <rene.herman@gmail.com>
To: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Cc: Randy Dunlap <rdunlap@xenotime.net>,
	Robert Hancock <hancockr@shaw.ca>,
	Stefan Richter <stefanr@s5r6.in-berlin.de>,
	Andi Kleen <andi@firstfloor.org>,
	linux-kernel@vger.kernel.org
Subject: Re: gcc fixed size char array initialization bug - known?
Date: Fri, 03 Aug 2007 01:34:20 +0200	[thread overview]
Message-ID: <46B269FC.6020309@gmail.com> (raw)
In-Reply-To: <Pine.LNX.4.60.0708030056390.6774@poirot.grange>

On 08/03/2007 01:26 AM, Guennadi Liakhovetski wrote:

> On Thu, 2 Aug 2007, Randy Dunlap wrote:
> 
>> C99 spec that Al referred you to (available for around US$18 as a pdf) 
>> says in 6.7.8, para. 14 (where Al said):
>> 
>> "An array of character type may be initialized by a character string
>> literal, optionally enclosed in braces. Successive characters of the
>> character string literal (including the terminating null character if
>> there is room or if the array is of unknown size) initialize the 
>> elements of the array."
> 
> Wow... So, the terminating '\0' in the string constant IS "special" and 
> "optional"... Ok, then, THIS does answer my question, THIS I can 
> understand, and, ghm, accept...
> 
> Thanks to all who tried to explain this to me and sorry it took so
> long...

Ah come on, it would be great fun to now make the argument that that quoted 
bit doesn't actually say wat should happen when there's _no_ room for the 
terminating null character...

Rene.

  reply	other threads:[~2007-08-02 23:37 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-08-02 19:55 gcc fixed size char array initialization bug - known? Guennadi Liakhovetski
2007-08-02 19:59 ` Jan Engelhardt
2007-08-02 20:03   ` Jesper Juhl
2007-08-02 20:10     ` Al Viro
2007-08-02 20:12       ` Jesper Juhl
2007-08-02 20:15     ` Guennadi Liakhovetski
2007-08-03  3:17   ` Satyam Sharma
2007-08-03  3:40     ` WANG Cong
2007-08-03  7:32       ` Bernd Petrovitsch
2007-08-02 20:08 ` Al Viro
2007-08-02 20:21   ` Guennadi Liakhovetski
2007-08-02 20:26   ` Guennadi Liakhovetski
2007-08-02 21:09     ` Al Viro
2007-08-02 21:26       ` Guennadi Liakhovetski
2007-08-02 20:18 ` Jan Engelhardt
2007-08-02 21:06 ` Andi Kleen
2007-08-02 20:36   ` Guennadi Liakhovetski
2007-08-02 22:15     ` Stefan Richter
2007-08-02 22:36       ` Guennadi Liakhovetski
2007-08-02 22:42         ` (off-topic) " Stefan Richter
2007-08-02 22:54         ` Randy Dunlap
2007-08-02 23:03           ` Al Viro
2007-08-02 23:26           ` Guennadi Liakhovetski
2007-08-02 23:34             ` Rene Herman [this message]
2007-08-03  5:00             ` Carlo Florendo
2007-08-02 23:02         ` Al Viro
2007-08-03  4:57         ` Carlo Florendo
2007-08-02 22:31     ` Stefan Richter
2007-08-02 22:51       ` Guennadi Liakhovetski
2007-08-02 23:09         ` Al Viro
2007-08-02 23:27           ` Stefan Richter
2007-08-02 23:30           ` Guennadi Liakhovetski
2007-08-03  7:56             ` Jan Engelhardt
2007-08-03 14:04           ` Alexander van Heukelum
2007-08-02 23:42 ` Jakub Jelinek
2007-08-03 15:16   ` Stefan Richter
     [not found] <fa.LxMYkBaN628VuktB9CFi9SC3LTA@ifi.uio.no>
     [not found] ` <fa.6wYNfcIjXc+jXzdUGE5gFFOal1g@ifi.uio.no>
     [not found]   ` <fa.cjPWb5ZShF43DhggNXkMKMadPYY@ifi.uio.no>
2007-08-02 21:42     ` Robert Hancock

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