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Re: Overlays disappearing during line-by-line scrolling

From: Ralf Angeli
Subject: Re: Overlays disappearing during line-by-line scrolling
Date: Fri, 17 Jun 2005 13:03:38 +0200
User-agent: Gnus/5.110004 (No Gnus v0.4) Emacs/22.0.50 (gnu/linux)

* Ralf Angeli (2005-06-16) writes:

> After executing the code move point upwards with `C-p'.  After point
> hit the top of the window further movement will scroll the buffer line
> by line.  This will make the overlays disappear occasionally,
> i.e. instead of the "XXX\nXXX" strings one will see the "...." strings
> again.

After some investigation I found out that Emacs hasn't had this bug
before 2005-04-26.  The following change caused the regression:

2005-04-26  Richard M. Stallman  <address@hidden>

        * simple.el (line-move-1): Avoid using vertical-motion in easy cases.


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