bug#13443: 24.2.92: C-<space> with linum-mode enabled hides line numbers

[Eli Zaretskii]

> Date: Mon, 14 Jan 2013 22:57:31 +0000
> From: Alan Mackenzie <acm@muc.de>
> 
> Emacs-24.2.92
> 
> emacs -Q
> 
> 1. Visit a file of non-trivial length in a window.
> 2. Scroll to a point distant from the beginning-of-buffer.
> 3. M-x linum-mode.  Line numbers are now displayed.
> 4. M-<
> 5. C-<space>
>     The line numbers are now not displayed.
> 6. Perform any command which moves point.
>     The line numbers are displayed again.
> 
> This lack of line number display after 5 must surely be a bug.  This
> behaviour is observed both under X11 and in a Linux tty.

I cannot reproduce this.