GNU bug report logs - #57207
29.0.50; Fontification is slow after e7b5912b23 (Improvements to long lines handling)

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Package: emacs;

Reported by: Ihor Radchenko <yantar92 <at> gmail.com>

Date: Sun, 14 Aug 2022 15:55:01 UTC

Severity: normal

Found in version 29.0.50

Done: Gregory Heytings <gregory <at> heytings.org>

Bug is archived. No further changes may be made.

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From: Lars Ingebrigtsen <larsi <at> gnus.org>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 57207 <at> debbugs.gnu.org, yantar92 <at> gmail.com
Subject: bug#57207: 29.0.50; Fontification is slow after e7b5912b23 (Improvements to long lines handling)
Date: Fri, 19 Aug 2022 18:16:52 +0200

Eli Zaretskii <eliz <at> gnu.org> writes:

>> Could the reason you're not seeing this be because flyspell-mode doesn't
>> trigger for you?
>
> What do you mean by "does not trigger"?

That flyspell-mode doesn't work.

> Didn't you say the reproduction recipe doesn't work in "emacs -Q",
> only in some session of yours?  If so, maybe what you have in that
> session explains why you see it and I don't?

No, I can reproduce it from "emacs -Q" fine, both on Linux and Macos.

Eval this:

(progn
  (pop-to-buffer "foo.txt")
  (flyspell-mode)
  (insert (propertize (make-string 20000 ?x) 'display "foo")
	  "\n\n"))
 
Then type "d".  [Narrow] is shown in the mode line.
This bug report was last modified 2 years and 169 days ago.

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