bug#14136: 24.3.50; C-x ESC ESC is malfunctioning

[Xue Fuqiao]

To repeat:
emacs -Q
M-x count-words
C-x ESC ESC RET

Then:

Debugger entered--Lisp error: (wrong-type-argument integer-or-marker-p nil)
  count-words(nil nil)
  eval((count-words nil nil))
  repeat-complex-command(1)
  call-interactively(repeat-complex-command nil nil)
  command-execute(repeat-complex-command)

The original post is here:
http://lists.gnu.org/archive/html/emacs-devel/2013-04/msg00082.html

In GNU Emacs 24.3.50.1 (x86_64-unknown-linux-gnu, GTK+ Version 3.4.2)
 of 2013-03-31 on debian
Bzr revision: 112197 aidalgol@no8wireless.co.nz-20130330193127-l1ts0zhbuanllxjk

Configured using:
 `configure --enable-link-time-optimization
 --enable-gtk-deprecation-warnings'

Important settings:
  value of $LANG: en_US.UTF-8
  locale-coding-system: utf-8-unix
  default enable-multibyte-characters: t

Load-path shadows:
None found.

-- 
Xue Fuqiao
http://www.gnu.org/software/emacs/