From: Andreas Schwab <schwab@linux-m68k.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 00:24:04 +0200 [thread overview]
Message-ID: <877fga1im3.fsf@linux-m68k.org> (raw)
In-Reply-To: <m3h9fez8r2.fsf@gnus.org> (Lars Magne Ingebrigtsen's message of "Thu, 07 Apr 2016 00:13:05 +0200")
Lars Magne Ingebrigtsen <larsi@gnus.org> writes:
> 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. :-)
Circular structures are of course not a problem, since gc will never
revisit an object it already saw. You need deeply nested structures.
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."
next prev parent reply other threads:[~2016-04-06 22:24 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 [this message]
2016-04-07 2:45 ` Eli Zaretskii
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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