From: Eli Zaretskii <eliz@gnu.org>
To: Lars Magne Ingebrigtsen <larsi@gnus.org>
Cc: 23233@debbugs.gnu.org
Subject: bug#23233: 25.0.92; Crash after doing much work in Proof General
Date: Thu, 07 Apr 2016 05:45:13 +0300 [thread overview]
Message-ID: <83pou2kuh2.fsf@gnu.org> (raw)
In-Reply-To: <m3h9fez8r2.fsf@gnus.org> (message from Lars Magne Ingebrigtsen on Thu, 07 Apr 2016 00:13:05 +0200)
> From: Lars Magne Ingebrigtsen <larsi@gnus.org>
> Date: Thu, 07 Apr 2016 00:13:05 +0200
>
> Well, an infinite hook recursion still shouldn't make Emacs crash.
Infinite recursion will crash any program due to stack overflow.
> The backtrace reminded me a bit about the known gc recursion bug that I
> can't remember the recipe for right now -- it was something about if you
> (setcar foo foo), then Emacs will segfault when trying to gc? I forget
> the details, but it's in the debbugs somewhere. :-)
I don't think this is what happened in this case. If indeed the stack
was exhausted (by having ~1000 call frames before GC started), the
crash has nothing to do with GC itself, except that GC is inherently
recursive.
next prev parent reply other threads:[~2016-04-07 2:45 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-06 5:08 bug#23233: 25.0.92; Crash after doing much work in Proof General John Wiegley
2016-04-06 19:48 ` Eli Zaretskii
2016-04-06 21:41 ` John Wiegley
2016-04-06 22:13 ` Lars Magne Ingebrigtsen
2016-04-06 22:24 ` Andreas Schwab
2016-04-07 2:45 ` Eli Zaretskii [this message]
2016-04-07 15:12 ` Markus Triska
2016-04-07 2:41 ` Eli Zaretskii
2016-12-07 19:47 ` Glenn Morris
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