Re: MPS: Forwording symbols

[Gerd Möllmann]

Ihor Radchenko <yantar92@posteo.net> writes:

> Helmut Eller <eller.helmut@gmail.com> writes:
>
>> Can we use similar reasoning to remove fix_fwd?  If predicate is
>> guaranteed to be a builtin symbol, then we don't need to do anything for
>> the Lisp_Buffer_Objfwd case.
>
> A side note: If some parts of the code now has to be careful about
> handling built-in/non-builtin symbols, would it make sense to add some
> relevant assertions to the debug build? Otherwise, future changes in
> Emacs may accidentally introduce hard-to-debug crashes.

That's why I'd much prefer an enum.