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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Message #191 received at 57207 <at> debbugs.gnu.org (full text, mbox):

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: Re: bug#57207: 29.0.50; Fontification is slow after e7b5912b23
 (Improvements to long lines handling)
Date: Sat, 20 Aug 2022 11:15:51 +0200

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

> Ah, I know what's causing this: flyspell calls redisplay (via sit-for)
> inside its post-command-hook.
>
> So I think this basically means we cannot narrow the buffer while
> calling pre- and post-command-hooks, because any of them can trigger
> redisplay, and that will show "Narrow" on the mode line.

Would binding `inhibit-redisplay' there help?
This bug report was last modified 2 years and 169 days ago.

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