Subject: bug#46990: 28.0.50; popup menu not navigable via arrow keys on lucid build

From: martin rudalics <[email-masked]>
Date: Mon, 8 Mar 2021 09:26:04 +0100

> 1. make clean and make distclean
 > 2. ./configure ---x-toolkit=lucid <RET>
 > 3. make <RET>
 > 4. src/emacs -Q <RET>
 > 5. Remove menu-bar by eval (menu-bar-mode -1) <RET>
 > 6. <F10>
 > 7. popup menu appears
 > 8. popup menu navigable via mouse but not via arrow keys.
 > 9. End
 >
 >
 >
 >
 >
 > In GNU Emacs 28.0.50 (build 1, i686-pc-linux-gnu, X toolkit, cairo version 1.14.8, Xaw3d scroll bars)
 >   of 2021-03-07 built on bluestar
 > Repository revision: 8558ecd65fc1c87345353f6352299df04280e729
 > Repository branch: master
 > System Description: Debian GNU/Linux 9 (stretch)
 >
 > Configured using:
 >   'configure --with-x-toolkit=lucid'

Works here but is broken for motif.  If the breakage is recent, you will
have to bisect.

martin