From: Zack Weinberg <zack@owlfolio.org>
To: Paul Eggert <eggert@cs.ucla.edu>
Cc: Sam James <sam@gentoo.org>,
Michael Orlitzky <michael@orlitzky.com>,
Autoconf Development <autoconf@gnu.org>,
c-std-porting@lists.linux.dev, GCC Development <gcc@gcc.gnu.org>
Subject: Re: How can Autoconf help with the transition to stricter compilation defaults?
Date: Sat, 12 Nov 2022 09:09:14 -0500 [thread overview]
Message-ID: <ypikfseoclit.fsf@owlfolio.org> (raw)
In-Reply-To: <e43ba848-c981-0dce-89ea-a07d2c7f0bf5@cs.ucla.edu> (Paul Eggert's message of "Fri, 11 Nov 2022 01:02:20 -0800")
Paul Eggert <eggert@cs.ucla.edu> writes:
> On 2022-11-10 19:33, Zack Weinberg wrote:
>
>> It would be relatively easy for me to take a couple hours this
>> weekend and put out a 2.72 release with everything that's already in
>> trunk and nothing else. Anyone have reasons I _shouldn't_ do that?
>
> I don't have anything other than some doc updates, which I just now
> installed (see attached).
couple of notes below
>>> Note that in autoconf git, we've also got
>>> https://git.savannah.gnu.org/cgit/autoconf.git/commit/?id=f6657256a37da44c987c04bf9cd75575dfca3b60
>>> which is going to affect time_t efforts too
>> I have not been following the y2038 work closely. Is it going to
>> affect things in a good way or a bad way??
>
> Both. […]
(let’s leave this discussion to the other thread)
> - and ‘false’ work anyway. This is for compatibility with C 2023 and
> + and ‘false’ work anyway. This is for compatibility with C23 and
Why are you changing four-digit years to two-digit years? I know you’re
old enough to remember Y2K :-)
> All other headers, including all headers
> from later revisions of the C standard, need to be tested for
> +if your program is intended to be portable to C89
> (@pxref{Header Files}).
I don’t understand what this addition is supposed to mean. Not all
“modern” systems supply all of the C99 headers, even now.
> -The C standard says a call @code{malloc (0)} is implementation
> +The C standard says a successful call @code{malloc (0)} is implementation
> dependent. It can return either @code{NULL} or a new non-null pointer.
Style nit: how can a _call_ be implementation dependent? Suggest
something like “The C standard says that _the result of_ a successful
call _to_ @code{malloc (0)} is implementation dependent.” (underscores
just to mark additions, not part of suggested text)
zw
next prev parent reply other threads:[~2022-11-12 14:10 UTC|newest]
Thread overview: 65+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-10 17:16 Zack Weinberg
2022-11-10 17:52 ` Nick Bowler
2022-11-10 17:58 ` Jonathan Wakely
2022-11-10 18:12 ` Jonathan Wakely
2022-11-10 18:44 ` Aaron Ballman
2022-11-12 2:56 ` Zack Weinberg
2022-11-10 18:05 ` Rich Felker
2022-11-10 21:44 ` Florian Weimer
2022-11-12 3:22 ` Zack Weinberg
2022-11-10 18:08 ` Florian Weimer
2022-11-12 3:40 ` Zack Weinberg
2022-11-12 3:43 ` Sam James
2022-11-12 14:27 ` Zack Weinberg
2022-11-12 3:45 ` Joseph Myers
2022-11-12 15:59 ` Wookey
2022-11-12 16:12 ` Zack Weinberg
2022-11-10 18:19 ` Aaron Ballman
2022-11-10 21:05 ` Paul Eggert
2022-11-11 15:11 ` Aaron Ballman
2022-11-13 0:43 ` Paul Eggert
2022-11-14 12:41 ` Aaron Ballman
2022-11-14 18:14 ` Paul Eggert
2022-11-14 18:30 ` Florian Weimer
2022-11-14 18:35 ` Aaron Ballman
2022-11-15 14:50 ` Jonathan Wakely
2022-11-15 19:08 ` Paul Eggert
2022-11-15 19:27 ` Jonathan Wakely
2022-11-15 20:27 ` Paul Eggert
2022-11-15 20:57 ` Aaron Ballman
2022-11-15 23:09 ` Paul Eggert
2022-11-15 23:43 ` Ben Boeckel
2022-11-16 14:26 ` Michael Matz
2022-11-16 14:40 ` Alexander Monakov
2022-11-16 15:01 ` Michael Matz
2022-11-16 15:27 ` Richard Biener
2022-11-16 15:35 ` Sam James
2022-11-16 15:59 ` Michael Matz
2022-11-16 16:20 ` Jonathan Wakely
2022-11-16 16:34 ` Michael Matz
2022-11-16 16:46 ` Jonathan Wakely
2022-11-16 18:17 ` Paul Eggert
2022-11-16 18:40 ` Jeffrey Walton
2022-11-17 18:45 ` Paul Eggert
2022-11-16 18:59 ` Zack Weinberg
2022-11-17 18:58 ` Paul Eggert
2022-11-17 21:35 ` Bruno Haible
2022-11-17 22:27 ` Paul Eggert
2022-11-17 13:30 ` Michael Matz
2022-11-15 20:36 ` Aaron Ballman
2022-11-15 5:03 ` Sam James
2022-11-15 13:30 ` Zack Weinberg
2022-11-15 13:34 ` Sam James
2022-11-16 0:08 ` Bob Friesenhahn
2022-11-13 0:43 ` Paul Eggert
2022-11-17 13:57 ` Jason Merrill
2022-11-10 20:19 ` Paul Eggert
[not found] ` <d785b19371e8419f5a5817d7cdb429db91614a3a.camel@orlitzky.com>
2022-11-11 3:08 ` Sam James
2022-11-11 3:33 ` Zack Weinberg
2022-11-11 8:40 ` Sam James
2022-11-11 9:02 ` Paul Eggert
2022-11-12 14:09 ` Zack Weinberg [this message]
2022-11-11 23:25 ` Sam James
2022-11-12 0:53 ` Paul Eggert
2022-11-12 4:00 ` Sam James
2022-11-11 9:15 ` Sam James
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