bug#73853: 31.0.50; Should and-let* become a synonym for when-let*?

[Sean Whitton <spwhitton@spwhitton.name>]

Hello,

On Fri 22 Nov 2024 at 02:46pm -05, Stefan Monnier via "Bug reports for GNU Emacs, the Swiss army knife of text editors" wrote:

>>>>>   - I'd like to go ahead and install a patch marking when-let and if-let
>>>>>     as obsolete, unless Michael is keen to be the one to do it as the
>>>>>     initiator of the previous effort
> [...]
>> Done.
>
> Beside the use of `make-obsolete` instead of putting the `obsolete`
> inside `declare`,

I didn't know about this distinction.  Can you let me know why it would
be better to use a declaration?

> I see a more serious problem with this patch.  E.g.
>
>     (defun my-foo () (when-let ((x (point))) (goto-char x)))
>
> gives 2 warnings rather than one:

I think this is just inherent to the fact that these macros depend on
each other, though it would be nice to fix if we can.

-- 
Sean Whitton