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bug#5984: Crash displaying composed characters


From: Juanma Barranquero
Subject: bug#5984: Crash displaying composed characters
Date: Wed, 23 Nov 2011 04:14:27 +0100

On Sun, Aug 7, 2011 at 21:45, Chong Yidong <address@hidden> wrote:

> A change to autocmp_chars in the trunk undid the workaround.  I've fixed
> that.
>
> As to the larger question of how to handle composition or redisplay
> functions that modify the buffer, I still don't see any good solution.
> Forbidding them from modifying buffers entirely is no good, because
> fontification functions need to be able to change text properties.
>
> I will, however, install a few additional ad-hoc fixes on the trunk to
> inhibit crashes like
>
>  (put-text-property 1 10 'display '(height (progn (delete-region 1 10))))

Ping.


    Juanma





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