tor 2019-03-28 klockan 13:30 -0700 skrev Paul Eggert:

> If we have the bounds, then portable-fixnum-p is merely a
> convenience, no?

Yes. We can drop it if you prefer it to be open-coded in pcase and
elsewhere, but I thought the predicate would make sense.

> I'd prefer the names most-negative-portable-fixnum and
> most-positive-portable-fixnum. Their documentation should make it
> clear
> what the portability test is for. Presumably the test applies just to
> this version of Emacs, since future versions might change the
> portable
> fixnum bounds.

Here is a patch for that, and an updated pcase patch.