From: David Kastrup <dak@gnu.org>
Date: Thu, 06 Sep 2007 15:06:52 GMT
Subject: Re: [PATCH 1/7] Rework strbuf API and semantics.
Message-ID: <85tzq7bzoz.fsf@lola.goethe.zz>
In-Reply-To: <20070906145035.GA3546@coredump.intra.peff.net>

Jeff King <peff@peff.net> writes:

> On Thu, Sep 06, 2007 at 04:44:42PM +0200, David Kastrup wrote:
>
>> >> Would not "struct strbuf sb = { 0 };" have the same effect?  (I am not so 
>> >> standards-keen as other people, who I have no doubt will gladly answer 
>> >> this one.)
>> >
>> > Yes, it would, according to the standard.
>> 
>> Have a citation for that?
>
> Of course.
>
> See ISO 9899:1999, section 6.7.8.
>
> Paragraph 10:
>
>   If an object that has automatic storage duration is not initialized
>   explicitly, its value is indeterminate. If an object that has static
>   storage duration is not initialized explicitly, then:
>
>   -- if it has pointer type, it is initialized to a null pointer;

That's actually a new one to me.  I don't think that it has been
always the case in ANSI C.

Thanks.

-- 
David Kastrup, Kriemhildstr. 15, 44793 Bochum