bug#16347: 24.3.50; Company pseudo-tooltip refresh problem when expanded down at eob

[Eli Zaretskii]

> Date: Thu, 09 Jan 2014 18:44:28 +0200
> From: Eli Zaretskii <eliz@gnu.org>
> Cc: 16347@debbugs.gnu.org
> 
> > Date: Thu, 09 Jan 2014 17:23:02 +0400
> > From: Dmitry Gutov <dgutov@yandex.ru>
> > CC: monnier@IRO.UMontreal.CA, 16347@debbugs.gnu.org
> > 
> > Sorry, you both. Here's the missing piece:
> > 
> > (setq bidi-display-reordering nil)
> 
> OK, now I see the problem.
> 
> > This is pretty low-level var, so maybe it's not even supposed to be set 
> > by a user.
> 
> Indeed, it isn't.  But in this case, all it does is enable a redisplay
> optimization that is disabled when bidi-display-reordering is non-nil.
> So there's a bug either in that redisplay optimization or in the
> conditions that enable it (probably the latter).
> 
> I will take a look.

Fixed in trunk revision 115974.