From: Gabriel Dos Reis <gdr@codesourcery.com>
To: dewar@gnat.com (Robert Dewar)
Cc: aoliva@redhat.com, pcarlini@unitus.it, coola@ngs.ru, gcc@gcc.gnu.org
Subject: Re: a warning to implement
Date: Sun, 03 Feb 2002 10:52:00 -0000 [thread overview]
Message-ID: <flk7tv9chk.fsf@jambon.cmla.ens-cachan.fr> (raw)
In-Reply-To: dewar@gnat.com's message of "Sat, 2 Feb 2002 19:09:10 -0500 (EST)"
dewar@gnat.com (Robert Dewar) writes:
| <<Such usage is explicitly allowed in the C and C++ Standards. I'll
| grant you it's of dubious use, but one of the legal uses I can think
| for it is to avoid getting a warning about a variable being used
| uninitialized when you know for sure that it is not, but the compiler
| can't tell as much. For example:
| >>
|
| Obviously this dubious use should generate a warning,
Well, that construct have been debated to death in the C++ committee.
And given the length of the debate and the opinions expressed there I
would certainly *not* characterize it as obviously dubious. I would
object to have it enabled by -Wall.
-- Gaby
next prev parent reply other threads:[~2002-02-03 8:49 UTC|newest]
Thread overview: 105+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-02-02 16:09 Robert Dewar
2002-02-02 17:00 ` Alexandre Oliva
2002-02-03 10:52 ` Gabriel Dos Reis [this message]
-- strict thread matches above, loose matches on Subject: below --
2002-02-11 7:30 Robert Dewar
2002-02-11 7:13 Robert Dewar
2002-02-11 6:53 Bernard Dautrevaux
2002-02-11 7:19 ` Alexandre Oliva
2002-02-11 7:44 ` Paolo Carlini
2002-02-11 9:25 ` Alexandre Oliva
2002-02-11 10:07 ` Joe Buck
2002-02-11 10:19 ` Alexandre Oliva
2002-02-08 9:46 Bernard Dautrevaux
2002-02-08 13:33 ` Gabriel Dos Reis
2002-02-10 7:50 ` Per Abrahamsen
2002-02-08 8:23 Robert Dewar
2002-02-08 9:09 ` Gabriel Dos Reis
2002-02-08 6:57 Bernard Dautrevaux
2002-02-08 8:21 ` Gabriel Dos Reis
2002-02-06 13:55 mike stump
2002-02-06 13:02 Robert Dewar
2002-02-07 10:51 ` Gabriel Dos Reis
2002-02-06 12:29 Robert Dewar
2002-02-06 12:35 ` Gabriel Dos Reis
2002-02-06 12:04 Robert Dewar
2002-02-06 12:22 ` Joe Buck
2002-02-06 12:32 ` Gabriel Dos Reis
2002-02-06 12:51 ` Jason Riedy
2002-02-06 9:03 Robert Dewar
2002-02-06 9:19 ` Gabriel Dos Reis
2002-02-06 8:40 Robert Dewar
2002-02-06 8:29 Robert Dewar
2002-02-06 8:29 ` Gabriel Dos Reis
2002-02-06 8:38 ` Nathan Sidwell
2002-02-06 8:50 ` Gabriel Dos Reis
2002-02-06 8:03 Robert Dewar
2002-02-06 7:51 Robert Dewar
2002-02-06 6:56 Robert Dewar
2002-02-06 8:01 ` Gabriel Dos Reis
2002-02-06 6:35 Robert Dewar
2002-02-06 2:00 Jeremy Sanders
2002-02-06 0:03 Robert Dewar
2002-02-06 10:50 ` Joe Buck
2002-02-06 11:44 ` Gabriel Dos Reis
2002-02-06 11:47 ` Joe Buck
2002-02-05 20:27 Robert Dewar
2002-02-05 20:16 Robert Dewar
2002-02-05 21:00 ` Alexandre Oliva
2002-02-06 10:51 ` Joe Buck
2002-02-06 14:04 ` Alexandre Oliva
2002-02-06 14:57 ` Joe Buck
2002-02-05 20:12 Robert Dewar
2002-02-05 20:07 Robert Dewar
2002-02-06 11:06 ` Joe Buck
2002-02-05 19:26 Robert Dewar
2002-02-05 19:24 Robert Dewar
2002-02-05 17:04 Richard Almquist
2002-02-05 15:55 Robert Dewar
2002-02-05 16:58 ` Gabriel Dos Reis
2002-02-05 14:23 Robert Dewar
2002-02-05 15:00 ` Gabriel Dos Reis
2002-02-05 14:14 Robert Dewar
2002-02-05 14:47 ` Michael Matz
2002-02-05 15:40 ` Gabriel Dos Reis
2002-02-06 4:24 ` Richard Sandiford
2002-02-06 4:51 ` Gabriel Dos Reis
2002-02-06 5:55 ` Richard Sandiford
2002-02-06 6:17 ` Gabriel Dos Reis
2002-02-06 7:56 ` Kevin Handy
2002-02-06 2:08 ` Akim Demaille
2002-02-06 7:37 ` Akim Demaille
2002-02-05 14:12 Robert Dewar
2002-02-05 9:31 Bernard Dautrevaux
2002-02-05 9:44 ` Gabriel Dos Reis
2002-02-05 10:09 ` Tim Hollebeek
2002-02-05 10:42 ` Gabriel Dos Reis
2002-02-05 11:52 ` Tim Hollebeek
2002-02-05 14:48 ` Gabriel Dos Reis
2002-02-05 13:52 ` Joe Buck
2002-02-05 14:10 ` Tim Hollebeek
2002-02-05 14:29 ` Stephano Mariani
2002-02-05 14:38 ` Tim Hollebeek
2002-02-05 14:53 ` Stephano Mariani
2002-02-05 18:46 ` Joe Buck
2002-02-05 14:48 ` Gabriel Dos Reis
2002-02-05 15:03 ` Phil Edwards
2002-02-05 15:43 ` Gabriel Dos Reis
2002-02-06 9:14 ` Gerald Pfeifer
2002-02-06 9:20 ` Gabriel Dos Reis
2002-02-06 9:23 ` Phil Edwards
2002-02-06 2:12 ` Daniel Egger
2002-02-05 5:12 Robert Dewar
2002-02-05 8:21 ` Gabriel Dos Reis
2002-02-05 4:33 Robert Dewar
2002-02-05 8:49 ` Gabriel Dos Reis
2002-02-03 10:52 Robert Dewar
2002-02-04 21:36 ` Gabriel Dos Reis
2002-02-03 10:52 Robert Dewar
2002-02-02 18:02 Robert Dewar
2002-02-02 18:46 ` Alexandre Oliva
2002-02-02 2:45 Paolo Carlini
2002-02-02 16:05 ` Alexandre Oliva
2002-02-03 10:52 ` Andrey R. Urazov
2002-02-03 10:52 ` Paolo Carlini
2002-02-03 10:52 ` Andrey R. Urazov
2002-02-02 1:26 Andrey R. Urazov
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