Re: Concern about new binding.

[Gregory Heytings]

> > > And nothing more.  Same for `C-c C-x C-h'.  And it's this way in Emacs 
> > > 25.1, too...
> >
> > C-c is a restricted key, C-c LETTER is for users, C-c C-LETTER is for 
> > major modes, C-c SYMBOL is for minor modes.  By definition none of 
> > these can go in the (default) global-map.  If you type C-c C-h in a 
> > buffer visiting a C file you'll see some bindings, but still no global 
> > bindings.
>
> Right.  That `C-c C-x' doesn't signal an error is somewhat odd, though 
> (which was the one I was really wondering about).

Indeed.  It seems that C-x is considered as a prefix key when it is not 
defined.  C-x 8 C-x, C-x n C-x, M-g C-x or M-s C-x do the same, for 
example.