GNU bug report logs - #66743
30.0.50; Crash when dumping reftex

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Message #28 received at 66743 <at> debbugs.gnu.org (full text, mbox):

From: Gerd Möllmann <gerd.moellmann <at> gmail.com>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: yantar92 <at> posteo.net, 66743 <at> debbugs.gnu.org
Subject: Re: bug#66743: 30.0.50; Crash when dumping reftex
Date: Thu, 26 Oct 2023 09:03:33 +0200

Gerd Möllmann <gerd.moellmann <at> gmail.com> writes:

> Eli Zaretskii <eliz <at> gnu.org> writes:
>
>> Emacs is always dumped with a few buffers, because temacs needs them
>> to do the dumping.  See this comment text from buffer.c:
>>
>> 	 Implementation notes: the buffers we carry from temacs are:
>> 	 " prin1", "*scratch*", " *Minibuf-0*", "*Messages*", and
>> 	 " *code-conversion-work*".  They are created by
>> 	 init_buffer_once and init_window_once (which are not called
>> 	 in the dumped Emacs), and by the first call to coding.c
>> 	 routines.
>
> Thanks.
>
> So, one idea would be to try and move the creation of these buffers from
> the init_*_once functions to the "normal" init functions, and see what
> happens. One would also have to take a closer look at coding.c, of course.

Actually, this is bug#59029, sort of.

TLDR is that the code to dump itrees is there, somewhere in git, but has
an infinite recursion bug. So, I guess it should first be tried to
revive that code and fix it (tests should also exist, IIUC).

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