> Date: Sun, 4 Oct 2015 23:12:16 +0200
> From: Aurélien Aptel <aurelien.aptel+emacs@gmail.com>
> Cc: Daniel Colascione <dancol@dancol.org>, Eli Zaretskii <eliz@gnu.org>,
>       Stephen Leake <stephen_leake@stephe-leake.org>,
>       Emacs development discussions <emacs-devel@gnu.org>
>
> On Sun, Oct 4, 2015 at 9:47 PM, Philipp Stephani <p.stephani2@gmail.com> wrote:
> > Aurélien, is that something you agree with and could implement?
>
> I'm not sure I understood what you wanted.. I've commited this, but it
> assumes Lisp_Object are the same size as pointers...

That assumption is false in an Emacs built --with-wide-int.

If you need to wrap a pointer in a Lisp_Object, we have XIL and XLI
macros for that.