GNU bug report logs - #1024
Large C++ files load slowly, regardless of font-lock-maximum-size

Previous Next

Full log

Message #12 received at 1024 <at> emacsbugs.donarmstrong.com (full text, mbox):

From: martin rudalics <rudalics <at> gmx.at>
To: jw_spambox <at> yahoo.com, 1024 <at> debbugs.gnu.org
Subject: Re: bug#1024: Large C++ files load slowly, regardless of font-lock-maximum-size
Date: Thu, 25 Sep 2008 14:12:22 +0200

> I used edebug to see what emacs was doing, and it gave me a stack like:
>
>   c-literal-limits()
>   c-neutralize-syntax-in-CPP(1 3527391 3527390)
>   funcall(c-neutralize-syntax-in-CPP 1 3527391 3527390)
>   (if nil c-before-font-lock-function (funcall c-before-font-lock-function (point-min) (point-max) (- ... ...)))
>   (save-excursion (if c-get-state-before-change-function (funcall c-get-state-before-change-function ... ...)) (if nil c-before-font-lock-function (funcall c-before-font-lock-function ... ... ...)))
>   (save-restriction (widen) (save-excursion (if c-get-state-before-change-function ...) (if nil c-before-font-lock-function ...)))
>   c-common-init(c++-mode)
>   c++-mode()
>   set-auto-mode-0(c++-mode nil)
>   set-auto-mode()
>   normal-mode(t)
>   after-find-file(nil t)
>
> I blame c-before-font-lock-function .

Could you please have a look at the description of bug#851

  http://debbugs.gnu.org/cgi/bugreport.cgi?bug=851

and try the recipe proposed there by Chong Yidong?

martin

Previous Next

GNU bug tracking system
Copyright (C) 1999 Darren O. Benham, 1997,2003 nCipher Corporation Ltd, 1994-97 Ian Jackson.