On 9 March 2010 15:59, jshore <jonathan.sh...@gmail.com> wrote:
[...]
> (defn fib [a]
>        (let [v (int a)]
>                (if (< v (int 2))
>                        v
>                        (+ (fib (- v (int 1))) (fib (- v (int 2)))))))
>
> I suspect that on recursion a will become an object again and will
> then need to be downcasted again as well. [...]

Yes, but if your recursion is happening from the tail position, you
can use (loop ... (recur)) as a workaround.  (Obviously not in the
above case.)

-- 
Michael Wood <esiot...@gmail.com>

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