bug#49599: REPORT error BAD CONS CELL

[Eli Zaretskii]

> Date: Fri, 16 Jul 2021 17:15:33 -0600
> From: <david@ngdr.net>
> 
> Apparently the global-map has a couple of bad cons cells in it.  I got the
> following message when I was processing the map.  After that are a few
> entries
> from the map itself.
> 
> REPORT error BAD CONS CELL (menu-item tab bar ignore :filter
> tab-bar-make-keymap)
> (please work out how you did it if you can) press any key to continue.
> 
> ..
> (mouse-4 . mwheel-scroll)
> (XF86WakeUp . ignore)
> (tool-bar menu-item tool bar ignore :filter tool-bar-make-keymap)
> (tab-bar menu-item tab bar ignore :filter tab-bar-make-keymap)
> (C-f10 . buffer-menu-open)
> (f10 . menu-bar-open)
> ..

Please show the code which triggers this message.

Thanks.