On Wed, Apr 6, 2022 at 7:41 PM Elijah Stone <elro...@elronnd.net> wrote:
> > Suppose you want to look around in the caller's frame.  You try
> > 13!:19'', but it restarts immediately, calls problem again, and fails.
>
> That seems like a valid use case.  More generally, it seems like it would
> be useful to poke around in _any_ stack frame, without destroying the ones
> beneath (or on top of, depending on which way your stacks grow) it.  But
> that leads to forking stacks and continuations.

Yes.

Still, ... destroying an inner stack frame to reach the next outer
stack frame (which is what I believe 13!:19]1 is supposed to
accomplish) seems like a reasonable compromise.

Thanks,

-- 
Raul
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