From: Yuan Fu <casouri@gmail.com>
To: Eli Zaretskii <eliz@gnu.org>
Cc: Juri Linkov <juri@linkov.net>,
60691@debbugs.gnu.org, Stefan Monnier <monnier@iro.umontreal.ca>,
Dmitry Gutov <dgutov@yandex.ru>
Subject: bug#60691: 29.0.60; Slow tree-sitter font-lock in ruby-ts-mode
Date: Fri, 13 Jan 2023 01:15:09 -0800 [thread overview]
Message-ID: <E6EC8A50-8CA9-40B5-B827-022FB7311D97@gmail.com> (raw)
In-Reply-To: <83r0vyamtb.fsf@gnu.org>
> On Jan 12, 2023, at 11:57 PM, Eli Zaretskii <eliz@gnu.org> wrote:
>
>> Cc: 60691@debbugs.gnu.org, juri@linkov.net
>> Date: Fri, 13 Jan 2023 01:40:56 +0200
>> From: Dmitry Gutov <dgutov@yandex.ru>
>>
>> Managed to reproduce this after running the test in a couple of
>> different files.
>>
>> But 'M-x memory-usage' says no such command, and 'M-x memory-report'
>> ends up with this error:
>>
>> Debugger entered--Lisp error: (wrong-type-argument number-or-marker-p nil)
>> memory-report--gc-elem(nil strings)
>> memory-report--garbage-collect()
>> memory-report()
>
> This means GC is disabled in this session at the time you invoke
> memory-report. Which shouldn't happen, of course. It sounds like
> your pure Lisp storage overflowed, and that disabled GC.
>
> And I think I see the problem: we use build_pure_c_string in treesit.c
> in places that we shouldn't.
>
> Yuan, build_pure_c_string should only be used in places such as
> syms_of_treesit, which are called just once, during dumping. Look at
> all the other calls to this function in the sources, and you will see
> it. In all other cases, you should do one of the following:
>
> . for strings whose text is fixed, define a variable, give it the
> value in syms_of_treesit using build_pure_c_string, then use that
> variable elsewhere in the source
Can I define a bunch of static C variables and initialize them in syms_of_treesit, or they have to be all Lisp variables? Eg,
static Lisp_Object TREESIT_STAR;
...
void
syms_of_treesit (void)
{
...
TREESIT_STAR = build_pure_c_string ("*");
...
}
Yuan
next prev parent reply other threads:[~2023-01-13 9:15 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-09 17:16 bug#60691: 29.0.60; Slow tree-sitter font-lock in ruby-ts-mode Juri Linkov
2023-01-09 22:33 ` Dmitry Gutov
2023-01-10 8:10 ` Juri Linkov
2023-01-10 14:10 ` Dmitry Gutov
2023-01-10 17:50 ` Juri Linkov
2023-01-11 12:12 ` Dmitry Gutov
2023-01-11 12:12 ` Dmitry Gutov
2023-01-12 21:58 ` Yuan Fu
2023-01-12 23:40 ` Dmitry Gutov
2023-01-13 7:57 ` Eli Zaretskii
2023-01-13 9:15 ` Yuan Fu [this message]
2023-01-13 11:51 ` Eli Zaretskii
2023-01-14 3:48 ` Yuan Fu
2023-01-14 7:29 ` Eli Zaretskii
2023-01-14 7:51 ` Yuan Fu
2023-01-14 8:01 ` Eli Zaretskii
2023-01-14 8:46 ` Andreas Schwab
2023-01-14 23:03 ` Yuan Fu
2023-01-18 6:50 ` Yuan Fu
2023-01-19 18:28 ` Dmitry Gutov
2023-01-20 22:24 ` Yuan Fu
2023-01-22 2:01 ` Dmitry Gutov
2023-01-29 8:25 ` Yuan Fu
2023-01-29 23:07 ` Dmitry Gutov
2023-01-29 23:23 ` Yuan Fu
2023-01-30 0:15 ` Dmitry Gutov
2023-02-01 5:26 ` Yuan Fu
2023-02-01 15:11 ` Dmitry Gutov
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