bug#9624: 24.0.90; Emacs crashes in BIDI code when trying to open Muse file

[Eli Zaretskii]

> Date: Wed, 28 Sep 2011 09:02:07 +0200
> From: Alex Ott <alexott@gmail.com>
> 
> Emacs crashes when I trying to open any "complex" .muse file with some
> markup inside -- I tried to open files in English & Russian and in both
> cases Emacs crashes in BIDI code.  I can provide example files if needed.

Please do provide example files.  Even if I can intuit the cause of
the problem, I need the examples to verify the fix.

Thanks.