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From: Paul Eggert <eggert@cs.ucla.edu>
To: Eli Zaretskii <eliz@gnu.org>
Cc: fabrice.popineau@centralesupelec.fr, andrewjmoreton@gmail.com,
	emacs-devel@gnu.org
Subject: Re: Suspicious warning in W64 build
Date: Sun, 17 Sep 2017 21:52:04 -0700	[thread overview]
Message-ID: <4492475f-b53e-1dce-81a3-cb1294506456@cs.ucla.edu> (raw)
In-Reply-To: <83r2v4ivqk.fsf@gnu.org>

Eli Zaretskii wrote:
> I don't know what "works" means in this context.

It means that the rest of the C source code is fontified as usual, and 
fontification isn't confused by use of UNINIT.

> It doesn't fontify UNINIT as an assignment that it is.

UNINIT is an attribute for a declarator; it is not an assignment, and should not 
be fontified as an assignment. Although the UNINIT macro might be implemented as 
an '=' followed by an initializer at the low level, this is not always true and 
UNINIT's user should not assume this implementation detail.

Emacs uses lots of other macros for declaration attributes, such as 
ATTRIBUTE_UNUSED and ATTRIBUTE_CONST. These macros all "change syntax" but 
that's acceptable when there is no reasonable alternative using ordinary C 
syntax. So UNINIT is not doing anything unique here; it's got company.



  reply	other threads:[~2017-09-18  4:52 UTC|newest]

Thread overview: 123+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-09-05 13:38 Suspicious warning in W64 build Angelo Graziosi
2017-09-05 14:04 ` Richard Copley
2017-09-07 15:16 ` Eli Zaretskii
2017-09-07 15:42   ` Angelo Graziosi
2017-09-07 17:52     ` Richard Copley
2017-09-07 17:58       ` Richard Copley
2017-09-07 19:00         ` Angelo Graziosi
2017-09-07 19:21           ` Richard Copley
2017-09-09  4:58             ` Herring, Davis
2017-09-09  9:55               ` Richard Copley
2017-09-09 10:20                 ` Eli Zaretskii
2017-09-09 11:24                   ` Angelo Graziosi
2017-09-09 13:25                     ` Eli Zaretskii
2017-09-09 11:16                 ` Angelo Graziosi
2017-09-07 18:58       ` Eli Zaretskii
2017-09-07 19:26         ` Paul Eggert
2017-09-07 19:50           ` Richard Copley
2017-09-07 20:02             ` Richard Copley
2017-09-08  6:49               ` Eli Zaretskii
2017-09-08  8:02                 ` Eli Zaretskii
2017-09-08 19:31                   ` Richard Copley
2017-09-08 20:17                     ` Eli Zaretskii
2017-09-08 21:08                       ` Richard Copley
2017-09-08 21:37                         ` Richard Copley
2017-09-09  7:37                           ` Eli Zaretskii
2017-09-08 22:20                         ` Richard Copley
2017-09-09  7:33                         ` Eli Zaretskii
2017-09-09  9:36                           ` Richard Copley
2017-09-09 10:42                             ` Eli Zaretskii
2017-09-09 10:52                               ` Eli Zaretskii
2017-09-09 11:17                               ` Richard Copley
2017-09-09 16:07                                 ` Eli Zaretskii
2017-09-10  1:01                                   ` Richard Copley
2017-09-10 14:40                                     ` Eli Zaretskii
2017-09-10 19:14                                       ` Richard Copley
2017-09-10 19:38                                         ` Angelo Graziosi
2017-09-11 16:17                                           ` Eli Zaretskii
2017-09-11 22:21                                             ` Angelo Graziosi
2017-09-11 16:39                                           ` Óscar Fuentes
2017-09-11 17:20                                             ` Eli Zaretskii
2017-09-12 17:49                                   ` Eli Zaretskii
2017-09-12 18:01                                     ` Fabrice Popineau
2017-09-12 18:37                                       ` Richard Copley
2017-09-12 18:59                                         ` Eli Zaretskii
2017-09-12 19:14                                           ` Richard Copley
2017-09-12 18:38                                       ` Eli Zaretskii
2017-09-14 17:47                                         ` Eli Zaretskii
2017-09-14 19:34                                           ` Richard Copley
2017-09-15  8:54                                             ` Eli Zaretskii
2017-09-15 23:05                                               ` Richard Copley
2017-09-16  6:40                                                 ` Eli Zaretskii
2017-09-16  8:19                                                   ` Richard Copley
2017-09-16  8:34                                                     ` Richard Copley
2017-09-16  8:54                                                       ` Eli Zaretskii
2017-09-16  9:07                                                         ` Richard Copley
2017-09-16 11:54                                                           ` Fabrice Popineau
2017-09-16  8:52                                                     ` Eli Zaretskii
2017-09-15  8:59                                             ` Eli Zaretskii
2017-09-15 14:43                                               ` Eli Zaretskii
2017-09-17  6:42                                                 ` Paul Eggert
2017-09-17  7:14                                                   ` Richard Copley
2017-09-17 14:31                                                     ` Eli Zaretskii
2017-09-17  6:40                                               ` Paul Eggert
2017-09-17 14:29                                                 ` Eli Zaretskii
2017-09-17 16:39                                                   ` Fabrice Popineau
2017-09-17 16:52                                                     ` Eli Zaretskii
2017-09-18  0:26                                                   ` Paul Eggert
2017-09-18 11:47                                                     ` Fabrice Popineau
2017-09-18 14:46                                                       ` Eli Zaretskii
2017-09-18  0:01                                                 ` Richard Stallman
2017-09-14 19:36                                           ` Fabrice Popineau
2017-09-14 21:17                                           ` Andy Moreton
2017-09-15  6:55                                             ` Fabrice Popineau
2017-09-15  9:12                                               ` Eli Zaretskii
2017-09-15 15:33                                                 ` Fabrice Popineau
2017-09-15 15:45                                                   ` Eli Zaretskii
2017-09-15 18:15                                                     ` Fabrice Popineau
2017-09-15 19:00                                                       ` Eli Zaretskii
2017-09-15 21:02                                                         ` Fabrice Popineau
2017-09-16  7:45                                                           ` Eli Zaretskii
2017-09-17  7:01                                                             ` Paul Eggert
2017-09-17 14:31                                                               ` Eli Zaretskii
2017-09-17 14:52                                                                 ` Philipp Stephani
2017-09-17 22:34                                                                   ` Paul Eggert
2017-09-17 17:07                                                                 ` Paul Eggert
2017-09-17 17:14                                                                   ` Eli Zaretskii
2017-09-17 18:53                                                                     ` Paul Eggert
2017-09-17 19:30                                                                       ` Eli Zaretskii
2017-09-17 20:34                                                                         ` Paul Eggert
2017-09-18  2:30                                                                           ` Eli Zaretskii
2017-09-18  4:52                                                                             ` Paul Eggert [this message]
2017-09-18 14:41                                                                               ` Eli Zaretskii
2017-09-18 17:35                                                                                 ` Paul Eggert
2017-09-18 17:58                                                                                   ` Andy Moreton
2017-09-19  9:05                                                                                     ` Paul Eggert
2017-09-18 18:01                                                                                   ` Eli Zaretskii
2017-09-17 20:45                                                   ` Paul Eggert
2017-09-16 13:17                                                 ` Andy Moreton
2017-09-16 13:46                                                   ` Eli Zaretskii
2017-09-16 18:57                                                     ` Richard Copley
2017-09-16 19:21                                                       ` Eli Zaretskii
2017-09-15  9:03                                             ` Eli Zaretskii
2017-09-09  8:49                       ` Angelo Graziosi
2017-09-09 10:37                         ` Eli Zaretskii
2017-09-09 11:32                           ` Angelo Graziosi
2017-09-09 13:28                             ` Eli Zaretskii
2017-09-09 13:33                               ` Fabrice Popineau
2017-09-09 14:55                               ` Angelo Graziosi
2017-09-09 16:37                                 ` Eli Zaretskii
2017-09-09 18:38                                   ` Angelo Graziosi
2017-09-09 18:59                                     ` Eli Zaretskii
2017-09-09 21:29                                       ` Angelo Graziosi
2017-09-10 14:56                                         ` Eli Zaretskii
2017-09-10 15:45                                           ` Angelo Graziosi
2017-09-10 16:02                                             ` Eli Zaretskii
2017-09-10 18:45                                               ` Angelo Graziosi
2017-09-10 19:43                                                 ` Eli Zaretskii
2017-09-09 15:40                           ` Angelo Graziosi
2017-09-09 16:40                             ` Eli Zaretskii
2017-09-09 18:33                               ` Fabrice Popineau
2017-09-07 20:20           ` Eli Zaretskii
2017-09-07 21:59             ` Angelo Graziosi
2017-09-08  8:01               ` Eli Zaretskii

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