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From: "qinzhao at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c/108896] provide "element_count" attribute to give more context to __builtin_dynamic_object_size() and -fsanitize=bounds
Date: Wed, 08 Mar 2023 17:38:49 +0000 [thread overview]
Message-ID: <bug-108896-4-4DVVXThS4l@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-108896-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108896
--- Comment #26 from qinzhao at gcc dot gnu.org ---
(In reply to Martin Uecker from comment #20)
>
> I agree. An attribute is simple and extending C will take
> more care (and work).
>
> The reason I think we should also extend C (together with
> WG14) is because this would allow writing code where the
> bound is never lost because it is encoded in the type,
> while the __builtin_dynamic_object_size is extremely
> useful to enhance existing code bases, but is best
> effort only.
>
> So I think we should do both.
>
Agreed.
next prev parent reply other threads:[~2023-03-08 17:38 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-22 21:26 [Bug c/108896] New: " kees at outflux dot net
2023-02-22 21:31 ` [Bug c/108896] " kees at outflux dot net
2023-02-22 21:32 ` pinskia at gcc dot gnu.org
2023-02-23 8:44 ` rguenth at gcc dot gnu.org
2023-02-23 9:10 ` jakub at gcc dot gnu.org
2023-02-24 15:44 ` muecker at gwdg dot de
2023-03-01 22:54 ` qinzhao at gcc dot gnu.org
2023-03-01 23:27 ` kees at outflux dot net
2023-03-02 15:50 ` muecker at gwdg dot de
2023-03-02 17:34 ` qinzhao at gcc dot gnu.org
2023-03-02 18:17 ` muecker at gwdg dot de
2023-03-02 18:34 ` muecker at gwdg dot de
2023-03-02 19:47 ` qinzhao at gcc dot gnu.org
2023-03-02 19:56 ` qinzhao at gcc dot gnu.org
2023-03-02 20:07 ` muecker at gwdg dot de
2023-03-03 20:27 ` isanbard at gmail dot com
2023-03-03 21:32 ` muecker at gwdg dot de
2023-03-03 23:18 ` isanbard at gmail dot com
2023-03-04 7:52 ` muecker at gwdg dot de
2023-03-06 19:15 ` isanbard at gmail dot com
2023-03-06 19:18 ` jakub at gcc dot gnu.org
2023-03-06 19:38 ` muecker at gwdg dot de
2023-03-06 19:57 ` muecker at gwdg dot de
2023-03-06 20:05 ` siddhesh at gcc dot gnu.org
2023-03-08 16:56 ` qinzhao at gcc dot gnu.org
2023-03-08 17:13 ` qinzhao at gcc dot gnu.org
2023-03-08 17:36 ` qinzhao at gcc dot gnu.org
2023-03-08 17:38 ` qinzhao at gcc dot gnu.org [this message]
2023-03-08 17:43 ` qinzhao at gcc dot gnu.org
2023-03-08 17:48 ` muecker at gwdg dot de
2023-03-08 18:37 ` muecker at gwdg dot de
2023-03-08 19:20 ` qinzhao at gcc dot gnu.org
2023-03-08 19:47 ` qinzhao at gcc dot gnu.org
2023-03-08 20:20 ` muecker at gwdg dot de
2023-03-08 20:47 ` qinzhao at gcc dot gnu.org
2023-03-29 16:12 ` muecker at gwdg dot de
2023-04-03 20:29 ` qinzhao at gcc dot gnu.org
2023-04-03 21:53 ` muecker at gwdg dot de
2023-04-04 15:07 ` qinzhao at gcc dot gnu.org
2023-04-04 16:33 ` muecker at gwdg dot de
2023-04-04 20:08 ` qinzhao at gcc dot gnu.org
2023-04-19 16:32 ` qinzhao at gcc dot gnu.org
2023-05-03 13:57 ` qinzhao at gcc dot gnu.org
2023-05-03 15:32 ` kees at outflux dot net
2023-05-04 15:16 ` muecker at gwdg dot de
2023-05-04 15:30 ` qinzhao at gcc dot gnu.org
2023-05-25 18:14 ` qinzhao at gcc dot gnu.org
2023-05-25 18:47 ` ndesaulniers at google dot com
2023-10-05 19:54 ` tg at mirbsd dot org
2023-10-05 20:21 ` muecker at gwdg dot de
2023-12-27 6:31 ` sean@rogue-research.com
2024-03-06 14:40 ` qinzhao at gcc dot gnu.org
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