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From: Eli Zaretskii <eliz@gnu.org>
Newsgroups: gmane.emacs.devel
Subject: Re: Tracking down assertion failure
Date: Thu, 13 Mar 2008 06:23:50 +0200
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To: Stefan Monnier <monnier@iro.umontreal.ca>
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> From: Stefan Monnier <monnier@iro.umontreal.ca>
> Cc: emacs-devel@gnu.org
> Date: Wed, 12 Mar 2008 21:30:48 -0400
> 
> The problem is that when we enter the cursor code, it's not clear to me
> which charpos/bytepos pairs are expected to be valid and which ones are
> expected to be potentially out-of-date and I don't understand either
> enough about how/when we check them being up-to-date.

Can you point me to the place in the sources that you call ``the
cursor code''?  Also, a list of places where the xassert fires would
be useful.