From: ludo@gnu.org (Ludovic Courtès)
To: Andy Wingo <wingo@pobox.com>
Cc: Jim Bender <benderjg2@aol.com>, guile-devel@gnu.org
Subject: Re: VM stack overflow while calling sxml-match within let* or car
Date: Sun, 27 Mar 2011 17:04:08 +0200 [thread overview]
Message-ID: <87zkogvc47.fsf@gnu.org> (raw)
In-Reply-To: <m3y640btpd.fsf@unquote.localdomain> (Andy Wingo's message of "Sun, 27 Mar 2011 15:04:30 +0200")
Hi!
Andy Wingo <wingo@pobox.com> writes:
> On Sun 27 Mar 2011 13:56, Andy Wingo <wingo@pobox.com> writes:
>
>> On Sun 27 Mar 2011 13:30, Andy Wingo <wingo@pobox.com> writes:
>>
>>>> (And Guile crashes upon ,bt.)
>>>
>>> I wonder if this indicates some compilation bug.
>>
>> Indeed it does; it's a bug in Guile, not sxml-match.
>>
>> The following expression exhibits this bug:
>>
>> (car
>> (letrec ((f (lambda ()
>> (call-with-prompt
>> 'p
>> (lambda () #t)
>> (lambda (k) #f)))))
>> (f)))
>
> Fixed in git. Thanks for the amusing bug, Mr. Turing!
Woow, interesting bug, good catch!
Thanks,
Ludo’.
prev parent reply other threads:[~2011-03-27 15:04 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-14 9:42 VM stack overflow while calling sxml-match within let* or car nalaginrut
2011-03-14 17:40 ` Ludovic Courtès
2011-03-27 11:30 ` Andy Wingo
2011-03-27 11:56 ` Andy Wingo
2011-03-27 13:04 ` Andy Wingo
2011-03-27 14:25 ` nalaginrut
2011-03-27 15:04 ` Ludovic Courtès [this message]
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