GNU bug report logs - #10117
duplicate evaluation of after-change-functions hooks in revert-buffer

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Package: emacs;

Reported by: Tiphaine Turpin <tiphaine.turpin <at> inria.fr>

Date: Wed, 23 Nov 2011 11:21:02 UTC

Severity: normal

Tags: moreinfo

Done: Stefan Monnier <monnier <at> iro.umontreal.ca>

Bug is archived. No further changes may be made.

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From: Stefan Monnier <monnier <at> iro.umontreal.ca>
To: Tiphaine Turpin <tiphaine.turpin <at> inria.fr>
Cc: 10117 <at> debbugs.gnu.org
Subject: bug#10117: duplicate evaluation of after-change-functions hooks in revert-buffer
Date: Wed, 23 Nov 2011 09:42:31 -0500

> Am I wrong when I assume that the sequence of modifications passed to the
> after-change-functions is an exact trace of the buffer contents evolution ?

Well, it should be, yes.

> What could possibly cause such a duplicate event ?

A bug in revert-buffer?  revert-buffer modifies the buffer on its own
rather than via calls to delete and insert, so it runs those
change-functions "by hand".  Do you have a small test case reproducing
the problem?


        Stefan
This bug report was last modified 13 years and 228 days ago.

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