On Jul 4, 8:04 am, arasoft <t...@arasoft.de> wrote:
> Using a fairly recent 1.1 snapshot, I get an OutOfMemoryError for
> this:
>
> (defn fib-seq []
> ((fn more [a b]
> (lazy-seq (cons a (more b (+ a b)))))
> 0 1)
> )
>
> (nth (fib-seq) 200000)
>
> However, this works fine:
>
> (defn xth [coll i]
> (if (zero? i) (first coll) (recur (rest coll) (dec i))))
>
> (xth (fib-seq) 200000)
>
> Am I doing anything wrong, or is this a bug?
A recent optimization attempt introduced a head-retaining hop in
RT.nth, now removed. Thanks for the report!
http://github.com/richhickey/clojure/commits/master
Rich
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