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

From: Dmitry Gutov <[email-masked]>
Date: Mon, 15 Aug 2022 00:03:17 +0300

On 14.08.2022 22:15, Stefan Monnier via Bug reports for GNU Emacs, the 
Swiss army knife of text editors wrote:
> I don't know what machine Dmitry is using, but based on that
> "cpubenchmark" data I'd indeed be very surprised if "there are any CPUs
> in wide use that are even 5x slower than" his.

Right. I have a beefy CPU, but not the latest-and-greatest one anyway:

Intel Core i9-8950HK @ 2.90GHz: single-threaded score 2,492