GNU bug report logs - #56682
Fix the long lines font locking related slowdowns

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Package: emacs;

Reported by: Gregory Heytings <gregory <at> heytings.org>

Date: Thu, 21 Jul 2022 18:01:01 UTC

Severity: normal

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

Bug is archived. No further changes may be made.

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From: Gregory Heytings <gregory <at> heytings.org>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: gerd.moellmann <at> gmail.com, 56682 <at> debbugs.gnu.org, monnier <at> iro.umontreal.ca
Subject: bug#56682: Fix the long lines font locking related slowdowns
Date: Tue, 26 Jul 2022 11:53:28 +0000

>> Hmmm...  After 350e97d78e, Isearch locks Emacs with 
>> toggle-truncate-lines. Recipe:
>>
>> C-x C-f long-line.xml
>> C-x x t
>> C-s </
>>
>> You have to kill Emacs, C-g does not work.
>
> I see the same on master, where that change is not yet installed.
>

Are you sure?  I don't see the same at 304e2a3a05.  C-s is slow, but it 
does not hang Emacs, and the effect of C-s </ is visible within a couple 
of seconds.
This bug report was last modified 2 years and 8 days ago.

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