Subject: Re: bug#56682: Fix the long lines font locking related slowdowns

From: Dmitry Gutov <[email-masked]>
Date: Fri, 12 Aug 2022 13:47:29 +0300

On 07.08.2022 21:38, Eli Zaretskii wrote:
>> Date: Sun, 7 Aug 2022 21:27:21 +0300
>> Cc:[email-masked],[email-masked],[email-masked]
>> From: Dmitry Gutov<[email-masked]>
>>
>>> feel free to push a feature branch with your proposed
>>> changes, or even install them as optional features on master, and
>>> let's compare the merits and demerits of each idea in practical use
>>> cases and on a variety of systems.
>> I will.
> Thanks.

I've pushed a branch scratch/font_lock_large_files.

Please try out different values of the new variable.

Preferably test together with (setq bidi-inhibit-bpa t), to eliminate 
its contribution.