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

From: Stefan Monnier <[email-masked]>
Date: Mon, 15 Aug 2022 18:20:39 -0400

> Otherwise it's just another variable that anyone can use as they see fit.

All Emacs variables and functions are like that.  It's not something to
deplore, on the contrary, it's what makes Emacs what it is.

        Stefan