GNU bug report logs - #56502
Lucid ghosts

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Message #8 received at 56502 <at> debbugs.gnu.org (full text, mbox):

From: Po Lu <luangruo <at> yahoo.com>
To: Alan Mackenzie <acm <at> muc.de>
Cc: 56502 <at> debbugs.gnu.org
Subject: Re: bug#56502: Lucid ghosts
Date: Tue, 12 Jul 2022 10:04:52 +0800

Alan Mackenzie <acm <at> muc.de> writes:

> Hello, Emacs.
>
> While checking for Lisp hooks in the display engine, I came across some
> unused variables with "lucid" in their names, namely
> Vlucid_menu_bar_dirty_flag and Qrecompute_lucid_menubar.  These could
> surely now be removed from Emacs, saving a small amount of space and
> execution time.
>
> A grep through the project's sources suggests there are other ghosts with
> "lucid", and these could probably also be removed.

AFAIR those were left over from the original Lucid Emacs menu bar
implementation.  Nobody still uses them, so they can be deleted.

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