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From: Eli Zaretskii <eliz@gnu.org>
Newsgroups: gmane.emacs.devel
Subject: Re: C mode too slow
Date: Tue, 07 Jun 2011 17:12:17 +0300
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To: Stefan Monnier <monnier@iro.umontreal.ca>
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> From: Stefan Monnier <monnier@iro.umontreal.ca>
> Date: Tue, 07 Jun 2011 09:23:42 -0300
> 
> > _and_ because editing lisp.h is virtually impossible these days.  I have
> > to use an old Emacs - almost each editing step takes about 15 secs here
> > with the more recent Emacs versions :-(
> 
> I tend to find editing code such as lisp.h too slow as well.
> Can we do something about it?

Disable font-lock?