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

From: Eli Zaretskii <eliz <at> gnu.org>
To: Lars Ingebrigtsen <larsi <at> gnus.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: Wed, 17 Aug 2022 16:27:05 +0300

> From: Lars Ingebrigtsen <larsi <at> gnus.org>
> Cc: yantar92 <at> gmail.com,  57207 <at> debbugs.gnu.org
> Date: Wed, 17 Aug 2022 14:36:34 +0200
> 
> Is (setq long-line-threshold nil) supposed to disable these
> optimisations totally

Yes.  At least that was the intent.  If long-line-threshold is nil,
everything should work as it did before.

The only unrelated change is the syntax-wholelines-max variable and
what depends on it.  AFAIK.
This bug report was last modified 2 years and 169 days ago.

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