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Re: Text Properties And Buffer Modification

From: Stefan Monnier
Subject: Re: Text Properties And Buffer Modification
Date: Wed, 05 Dec 2018 15:54:08 -0500
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux)

>> > Don't forget that the modified status is important for more than
>> > just saving to a file: it is important for redisplaying the
>> > buffer, for example.
>> Really?
> Is that a rhetorical question?

Not at all.  I know that set-buffer-modified-p has historically been
linked to force-mode-line-update, but other than that I had no idea that
the ticks would affect redisplay in any significant way (beside the
obvious stars in the mode-line, obviously).

I'm still not clear why either.


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