bug#15398: UNS: Re: bug#15398: UNS: Re: bug#15398: 24.3; Frame redraw completely screwed

[Eli Zaretskii]

> From: Samium Gromoff <_deepfire@feelingofgreen.ru>
> Cc: jan.h.d@swipnet.se,  15398@debbugs.gnu.org
> Date: Thu, 19 Sep 2013 01:07:26 +0400
> 
> >> In fact, if I start scrolling the buffer, I start seeing text ghosts,
> >> where character cells are not being cleared, as they should be.
> >
> > Can you show a screenshot of that?
> 
> Here it goes -- I was scrolling downwards into the file, so the text
> was moving upwards -- and you can see the undisturbed top, while the
> bottom is full of stale character cells:

Looks like some of the X functions don't clear areas in the window.
(Jan, does this make sense?)

If you type "M-x redraw-display RET", do the ghost characters go away?