bug#74490: 31.0.50; make bootstrap fails

[Eli Zaretskii]

> From: Stefan Kangas <stefankangas@gmail.com>
> Date: Sat, 23 Nov 2024 10:53:24 -0500
> Cc: v.pupillo@gmail.com, 74490@debbugs.gnu.org
> 
> close 74490 31.0.50
> thanks
> 
> Eli Zaretskii <eliz@gnu.org> writes:
> 
> > So I believe it's a bad idea to use rx in an autoloaded defconst,
> > since we cannot know whether the defconst will be in loaddefs.el
> > before or after the rx macro.
> >
> > Stefan, are there any clean ways of using calls to autoloaded macros
> > in autoloaded defconst or defvar?
> 
> I couldn't find a clean way to do that, so I installed a quick
> workaround to avoid having a broken master.  If anyone has a better
> idea, please speak up (or just install it).

Thanks.  I think we should do the same with
tramp-initial-file-name-regexp.  Michale, do you agree?