7 maj 2020 kl. 13.54 skrev Noam Postavsky <npostavs@gmail.com>:

> The obvious solution is just to leave the weird single arg form
> unoptimized.  Otherwise, what about your earlier suggestion?
> 
>    (apply X) == (apply (car X) (cdr X))

Yes, we are under no obligation to optimise this case in any way.

> By the way, bytecomp-check-1 already ignores differences between error
> types.  So the test case doesn't need a condition-case at all if we
> don't care about which particular error is signalled.

It seems to treat all errors as producing the value nil, but that should of course be fixed.