On Mon 29 Aug 2011 18:59, John Cowan <cowan@mercury.ccil.org> writes:

> A case-lambda can tail-call itself:
>
>         (define x (case-lambda
>           ((a b) ...)
>           ((a) (x a 0))))
>
> A compiler can detect this case and optimize it.

I don't think that this is the case for module-level bindings, unless
something has changed.  Such an optimization would be incorrect if the X
binding could be mutated.

Andy
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