From: Alexandre Oliva <aoliva@redhat.com>
To: dewar@gnat.com (Robert Dewar)
Cc: guerby@acm.org, akpm@osdl.org, gcc@gcc.gnu.org,
gdr@integrable-solutions.net, matz@suse.de,
pinskia@physics.uc.edu
Subject: Re: missed uninitialised variable warning
Date: Mon, 04 Aug 2003 18:19:00 -0000 [thread overview]
Message-ID: <orn0epwarb.fsf@free.redhat.lsd.ic.unicamp.br> (raw)
In-Reply-To: <20030804180850.8095AF2D7C@nile.gnat.com>
On Aug 4, 2003, dewar@gnat.com (Robert Dewar) wrote:
>> In C and C++ it's legal, and there are actual cases in which you do
>> want to reference the variable (as an lvalue) before its declaration
>> is complete.
> Isn't that a bit dubious from a formal point of view.
I don't see why, and I've already given the example:
void *x = &x;
This must work, and I don't see anything possibly dubious about it.
--
Alexandre Oliva Enjoy Guarana', see http://www.ic.unicamp.br/~oliva/
Red Hat GCC Developer aoliva@{redhat.com, gcc.gnu.org}
CS PhD student at IC-Unicamp oliva@{lsd.ic.unicamp.br, gnu.org}
Free Software Evangelist Professional serial bug killer
next prev parent reply other threads:[~2003-08-04 18:14 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-08-04 18:12 Robert Dewar
2003-08-04 18:19 ` Alexandre Oliva [this message]
2003-08-04 18:21 ` Gabriel Dos Reis
2003-08-04 18:28 ` Alexandre Oliva
2003-08-04 18:32 ` Gabriel Dos Reis
-- strict thread matches above, loose matches on Subject: below --
2003-08-04 18:45 Robert Dewar
2003-08-04 19:09 ` Gabriel Dos Reis
2003-08-04 18:28 Robert Dewar
2003-08-04 18:36 ` Gabriel Dos Reis
2003-08-04 18:27 Robert Dewar
2003-08-04 18:33 ` Gabriel Dos Reis
2003-08-04 18:33 ` Alexandre Oliva
2003-08-04 19:51 ` Phil Edwards
2003-08-04 7:34 Andrew Morton
2003-08-04 12:09 ` Michael Matz
2003-08-04 12:35 ` Andrew Morton
2003-08-04 13:07 ` Alexandre Oliva
2003-08-04 13:39 ` Michael Matz
2003-08-04 13:52 ` Gabriel Dos Reis
2003-08-04 13:56 ` Michael Matz
2003-08-04 14:47 ` Andrew Pinski
2003-08-04 16:31 ` Andrew Pinski
2003-08-04 18:05 ` Laurent GUERBY
2003-08-04 18:09 ` Alexandre Oliva
2003-08-04 18:44 ` Laurent GUERBY
2003-08-04 16:34 ` Alexandre Oliva
2003-08-04 14:39 ` Alexandre Oliva
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