Re: Wrong display and hang with zero-length overlay display string

[Eli Zaretskii]

> From: Ralf Angeli <address@hidden>
> Date: Thu, 09 Jun 2005 00:52:54 +0200
> 
> On MS Windows the following code will generate a buffer which displays
> "aaa" and after that a lot of whitespace.  If you scroll around a bit
> Emacs will hang with 100% CPU usage.  Typing `C-g' does not help.
> 
> (progn
>   (pop-to-buffer (get-buffer-create "*test*"))
>   (insert "aaa\nbbb\nccc\n")
>   (let ((ov (make-overlay 5 8)))
>     (overlay-put ov 'display "")))
> 
> On X11 the code works correctly and displays
> 
> aaa
> 
> ccc

Thank you for your report.

When was your binary compiled?  I don't see this problem with today's
CVS.  Could you please try the current codebase and see if the problem
is still there?