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From:	"emacs user" <emacs_user AT hotmail DOT com>
To:	eliz AT gnu DOT org, jbuehler AT spirentcom DOT com
Cc:	cygwin AT cygwin DOT com, emacs-devel AT gnu DOT org
Subject:	Re: is there a cygwin maintainer for gnu emacs?
Date:	Wed, 10 Aug 2005 16:18:20 -0400
Mime-Version:	1.0

I guess my question as a fairly naive user is who will bedoing that GC 
debugging.  I am happy to check things in gdb following instructions from 
one of you experts...

>From: Eli Zaretskii <eliz AT gnu DOT org>
> > Date: Wed, 10 Aug 2005 07:37:43 -0400
> > From: Joe Buehler <jbuehler AT spirentcom DOT com>
> > Cc: ehud AT unix DOT mvs DOT co DOT il, cygwin AT cygwin DOT com, emacs-devel AT gnu DOT org
> >
> > I would think that emacs would say why it is aborting.
>
>When GC encounters a fatal inconsistency in the Emacs data structures,
>it is generally unsafe to say anything, since that could easily cause
>a nested fatal signal.
>
> > Is there an expert on the emacs internals that would care to comment
> > on what this abort might mean?
>
>I'm not sure I'm such an expert on this, but the file etc/DEBUG has a
>special section on debugging crashes inside GC.  I don't think there's
>a general recipe, one just needs to follow the advice in etc/DEBUG and
>find out the corrupted data structure.  Once the bad data structure is
>found, the next step is to trace its life cycle and find what piece of
>code corrupted it.

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