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Re: Problem with apply-frame trap in 1.6 and 1.7

From: Marius Vollmer
Subject: Re: Problem with apply-frame trap in 1.6 and 1.7
Date: Wed, 15 Dec 2004 18:06:35 +0100
User-agent: Gnus/5.1003 (Gnus v5.10.3) Emacs/21.3 (gnu/linux)

Neil Jerram <address@hidden> writes:

>>Hmm, I can't find the place where scm_procedure_property calls apply.
>>Could you give me a hint?
> Sorry! Please see the attached stack trace. scm_procedure_property
> calls scm_stand_in_proc, which calls scm_assoc, which calls
> scm_equal_p, which decides to do a generic dispatch, which eventually
> comes round to eval and apply again.

Ahh, OK!  Thanks.

>>Hopefully, there is some misunderstanding
>>on your part so that we can avoid making subrs untraceable.  (Which is
>>what your proposed change does, right?)
> Yes, it does, and I agree that it would be better not to. Another
> option would be for scm_stand_in_proc to use scm_assq instead of
> scm_assoc. This seems reasonable, and works for me (i.e. avoids the
> busy loop), but is there perhaps some reason why an assoc (rather than
> assq) is really needed here?

I think scm_assq is good enough.  I will make that change.

(And sorry for the delay.)

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