bug#1077: bug#670: bug#1077: 23.0.60; x-create-frame: (wrong-type-argument number-or-marker-p nil)

[Eli Zaretskii]

> From: "Drew Adams" <drew.adams@oracle.com>
> Cc: <1077@debbugs.gnu.org>
> Date: Sun, 28 Nov 2010 11:46:53 -0800
> 
> I'd be very surprised if `C-M-down' doesn't do the same thing as `C-M-end', 
> and
> even more surprised if it gives the backtrace you reported earlier.  Can you
> confirm?

I'm on a different machine now, and here C-M-down does produce the
same backtrace with `(> nil 0)'.  Not sure what happened on the
machine where I tried it at first.