From: Marius Vollmer <marius.vollmer@uni-dortmund.de>
Cc: bug-guile@gnu.org
Subject: Re: Problem with apply-frame trap in 1.6 and 1.7
Date: Thu, 04 Nov 2004 16:57:57 +0100 [thread overview]
Message-ID: <ljbredppx6.fsf@troy.dt.e-technik.uni-dortmund.de> (raw)
In-Reply-To: <41892436.3030401@ossau.uklinux.net> (Neil Jerram's message of "Wed, 03 Nov 2004 18:32:22 +0000")
Neil Jerram <neil@ossau.uklinux.net> writes:
> Working on breakpoints for 1.6.x, I just discovered that the
> following ENTER_APPLY trap code in eval.c goes into a tight busy loop
> if (debug-enable 'trace) and (trap-set! apply-frame-handler non-#f).
>
> if (CHECK_APPLY && SCM_TRAPS_P)\
> if (SCM_APPLY_FRAME_P || (SCM_TRACE_P && PROCTRACEP (proc)))\
>
> This is because PROCTRACEP uses scm_procedure_property, which itself
> uses apply if proc is not a closure.
Hmm, I can't find the place where scm_procedure_property calls apply.
Could you give me a hint? Hopefully, there is some misunderstanding
on your part so that we can avoid making subrs untraceable. (Which is
what your proposed change does, right?)
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next prev parent reply other threads:[~2004-11-04 15:57 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-11-03 18:32 Problem with apply-frame trap in 1.6 and 1.7 Neil Jerram
2004-11-04 15:57 ` Marius Vollmer [this message]
2004-11-04 20:58 ` Neil Jerram
2004-12-15 17:06 ` Marius Vollmer
2004-12-15 17:12 ` Marius Vollmer
2004-12-15 17:29 ` Neil Jerram
2004-12-17 0:07 ` Neil Jerram
2004-12-17 11:20 ` Marius Vollmer
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