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From: Stefan Monnier <monnier@iro.umontreal.ca>
Newsgroups: gmane.emacs.devel
Subject: Re: Don't complain about changed file when it hasn't changed
Date: Tue, 30 Aug 2016 11:01:30 -0400
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> Also, why not just introduce a function buffer-min, instead of the
>  (save-restriction) + (widen) dance?

We could, yes.

Note that it wouldn't help us in the present case, since we will look
(via compare-buffer-substring) at the whole buffer's text, so we need to
widen anyway.


        Stefan