bug#7952: 24.0.50; crash in find_interval

[Eli Zaretskii]

> From: Stefan Monnier <monnier@iro.umontreal.ca>
> Cc: Romain Francoise <romain@orebokech.com>,  cyd@stupidchicken.com,  
> 7952@debbugs.gnu.org
> Date: Sat, 30 Apr 2011 10:16:44 -0300
> 
> As can be seen by a comment in grep.el, I consider grep's updating of
> the buffer as a problem.  Also, we've seen other reasons why grep's
> handling of escape sequences should be performed in the process filter
> rather than in font-lock.  So I'd rather say that grep's use of
> font-lock is wrong, rather than change jit-lock to accommodate it.

So you are saying that, as a matter of policy, font-lock should never
modify the text of its buffer, is that right?