GNU bug report logs - #79131
31.0.50; igc: nested signal, SIGSEGV

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Gerd Möllmann <gerd.moellmann <at> gmail.com>
Cc: oscarfv <at> eclipso.eu, pipcet <at> protonmail.com, 79131 <at> debbugs.gnu.org, casouri <at> gmail.com
Subject: bug#79131: 31.0.50; igc: nested signal, SIGSEGV
Date: Fri, 08 Aug 2025 13:19:46 +0300

> From: Gerd Möllmann <gerd.moellmann <at> gmail.com>
> Cc: pipcet <at> protonmail.com,  oscarfv <at> eclipso.eu,  casouri <at> gmail.com,
>   79131 <at> debbugs.gnu.org
> Date: Fri, 08 Aug 2025 09:10:07 +0200
> 
> Eli Zaretskii <eliz <at> gnu.org> writes:
> 
> >> From: Gerd Möllmann <gerd.moellmann <at> gmail.com>
> >> Cc: pipcet <at> protonmail.com,  oscarfv <at> eclipso.eu,  casouri <at> gmail.com,
> >>   79131 <at> debbugs.gnu.org
> >> Date: Fri, 08 Aug 2025 08:25:04 +0200
> >> 
> >> Eli Zaretskii <eliz <at> gnu.org> writes:
> >> 
> >> >> While an algorithm is working on tree, the tree may temporarily become
> >> >> inconsisten. Quitting out of the algorithm where that is the case is a
> >> >> no-go.
> >> >
> >> > Is that related to igc in some way? 
> >> 
> >> No.
> >> 
> >> > The discussion was about igc making this happen, or making it happen
> >> > more frequently. What you say seem to be unrelated.
> >> 
> >> More frequently was a hypotheses of Pip, as a side note.
> >
> > I responded only to that side note.
> 
> Then Ipropose to go with whatever Pip finds out to be the best: either
> specbind or *_no_quit.

Before we do, I'd like to see the actual places where we currently
call functions which can quit, while intervals are in inconsistent
state.  I don't think those places were identified (if I missed that,
please point me to the message where they were identified).

Thanks.

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