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bug#33784: 27.0.50; some case c-backward-token-2 takes cpu more and emac
From: |
Eli Zaretskii |
Subject: |
bug#33784: 27.0.50; some case c-backward-token-2 takes cpu more and emacs hang |
Date: |
Wed, 19 Dec 2018 17:22:00 +0200 |
> Date: Tue, 18 Dec 2018 21:05:07 +0000
> Cc: linux.xhyang@gmail.com, 33784@debbugs.gnu.org
> From: Alan Mackenzie <acm@muc.de>
>
> > The real problem is probably performance. But that's a guess; someone
> > will have to do the forensics to find out which change did that, and
> > then try to find related bug reports and/or discussions.
>
> Hah! The change, not to fontify buffers with names beginning with
> spaces, was made by Simon Marshall on 1995-12-09. The list archives only
> go back to 2000. :-(
Maybe we should simply remove that limitation. Most temporary buffers
are in Fundamental mode anyway, and a few that aren't should support
font-lock. If they are rarely or never displayed, we should be fine.
> Maybe the documentation for with-temp-buffer should be amended to
> recommend Lisp programmers not to use it for buffers holding user text.
I believe this is a limitation that is unjustifiably harsh.
- bug#33784: 27.0.50; some case c-backward-token-2 takes cpu more and emacs hang, xh yang, 2018/12/17
- Message not available
- bug#33784: 27.0.50; some case c-backward-token-2 takes cpu more and emacs hang, Alan Mackenzie, 2018/12/18
- bug#33784: 27.0.50; some case c-backward-token-2 takes cpu more and emacs hang, Eli Zaretskii, 2018/12/18
- bug#33784: 27.0.50; some case c-backward-token-2 takes cpu more and emacs hang, Alan Mackenzie, 2018/12/18
- bug#33784: 27.0.50; some case c-backward-token-2 takes cpu more and emacs hang, Eli Zaretskii, 2018/12/18
- bug#33784: 27.0.50; some case c-backward-token-2 takes cpu more and emacs hang, Alan Mackenzie, 2018/12/18
- bug#33784: 27.0.50; some case c-backward-token-2 takes cpu more and emacs hang, Glenn Morris, 2018/12/18
- bug#33784: 27.0.50; some case c-backward-token-2 takes cpu more and emacs hang, Alan Mackenzie, 2018/12/19
- bug#33784: 27.0.50; some case c-backward-token-2 takes cpu more and emacs hang,
Eli Zaretskii <=
bug#33784:, xh yang, 2018/12/20