Subject: bug#55451: 28.1.50; Executing (jit-lock-mode -1) does not disable jit-lock-mode

From: Eli Zaretskii <[email-masked]>
Date: Mon, 16 May 2022 18:53:06 +0300

> From: Ihor Radchenko <[email-masked]>
> Date: Mon, 16 May 2022 22:00:58 +0800
> 
> I recently tried to disable jit-lock-mode using the usual syntax
> (jit-lock-mode -1)

jit-lock-mode is not a minor mode, so the usual syntax doesn't work
with it, and isn't documented to work.  Set it to nil to disable.