Re: Region cache for bidi paragraphs?

[Eli Zaretskii]

> Date: Tue, 06 Aug 2013 11:15:40 +0400
> From: Dmitry Antipov <address@hidden>
> CC: Eli Zaretskii <address@hidden>, 
>  Stefan Monnier <address@hidden>
> 
> On 08/05/2013 08:52 PM, Eli Zaretskii wrote:
> 
> > For that, we will need first to avoid invalidating the cache when a
> > new chunk of text scrolls into view, and jit-lock marks the buffer
> > "modified" while fontifying it.
> 
> Eventually I decided to do r113712 and then r113713; since all
> caching is disabled by default, everyone interested are pleased
> to do (setq cache-long-scans t) and see what happens.

Thanks.

You have renamed an existing variable.  I think this warrants a NEWS
entry, and probably also a defvaralias, to avoid breaking backward
compatibility.