[J3] [EXTERNAL] Elemental type-bound functions not useful

[Van Snyder]

On Mon, 2021-03-29 at 12:59 +0000, Clune, Thomas L. (GSFC-6101) via J3
wrote:
> I meant to add that the use case you are describing is essentially
> the poster child for templates vs OO.   When the return type varies
> with the input type, templates are a very natural fit, and trying to
> force OO is tricky at best.

This doesn't solve the problem unless type-bound functions are allowed
not to have polymorphic passed-object dummy arguments.

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