GNU bug report logs - #31362
stack overflow in GC when creating large nested object

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Package: emacs;

Reported by: Tino Calancha <tino.calancha <at> gmail.com>

Date: Fri, 4 May 2018 07:53:02 UTC

Severity: wishlist

Tags: confirmed

Merged with 2099

Found in version 24.5

Done: Mattias Engdegård <mattiase <at> acm.org>

Bug is archived. No further changes may be made.

Full log

Message #13 received at control <at> debbugs.gnu.org (full text, mbox):

From: Noam Postavsky <npostavs <at> gmail.com>
To: Andreas Schwab <schwab <at> linux-m68k.org>
Cc: 31362 <at> debbugs.gnu.org, paul eggert <eggert <at> cs.ucla.edu>,
 stefan monnier <monnier <at> iro.umontreal.ca>,
 Tino Calancha <tino.calancha <at> gmail.com>
Subject: Re: bug#31362: 24.5; Crash after eval a form
Date: Fri, 04 May 2018 05:51:56 -0400

forcemerge 2099 31362
retitle 2099 stack overflow in GC when creating large nested object
quit

Andreas Schwab <schwab <at> linux-m68k.org> writes:

> On Mai 04 2018, Tino Calancha <tino.calancha <at> gmail.com> wrote:
>
>> ;; Emacs crash after evaluate the following form:
>> (let* ((lst (list 'x))
>>        (form (cons 'die
>>                    (list 'w '(pop lst)))))
>>   (while lst
>>     (setq form
>>           (cons 'die
>>                 (cons form
>>                       (list '(pop lst))))))
>>   form)
>
> This creates a degenerate list, causing stack overflow during GC.

Right, this is just a more complicated version of #2099.
This bug report was last modified 3 years and 104 days ago.

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