Subject: bug#52655: 29.0.50 pgtk bug on X Window.

From: Po Lu <[email-masked]>
Date: Mon, 20 Dec 2021 11:28:46 +0800

Moen Jim <[email-masked]> writes:

> In GNU Emacs 29.0.50 (build 3, x86_64-pc-linux-gnu, GTK+ Version 3.24.30, cairo version 1.17.4)
>  of 2021-12-19 built
> Repository revision: 579d7c20da5406575e087e4e8cb0a5621d28037b
> Repository branch: makepkg
> Windowing system distributor 'System Description: Arch Linux

GTK likes to swallow keyboard modifiers at random, especially things
like C-;.

Perhaps Yuuki might have some ideas.