bug#27178: 26.0.50; libxml-parse-*-region functions ignore discard-comments argument

[Eli Zaretskii]

> From: Lars Ingebrigtsen <larsi@gnus.org>
> Cc: Eli Zaretskii <eliz@gnu.org>,  27178@debbugs.gnu.org,  eefacm@gmail.com
> Date: Sat, 14 Apr 2018 17:21:55 +0200
> 
> Noam Postavsky <npostavs@gmail.com> writes:
> 
> > I think we have advertised-calling-convention for this:
> >
> >     `(advertised-calling-convention SIGNATURE WHEN)'
> >           This acts like a call to `set-advertised-calling-convention'
> >           (*note Obsolete Functions::); SIGNATURE specifies the correct
> >           argument list for calling the function or macro, and WHEN
> >           should be a string indicating when the old argument list was
> >           first made obsolete.
> 
> Ah, thanks.
> 
> That's as a declaration in the defun?  How would we do this for a
> built-in C function, then?  Hm...

Doesn't set-advertised-calling-convention work on primitives?

There's also the "usage:" thingie.