File: kitdangle.sml

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mlton 20130715-3
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(*kitdangle.sml*)

infix - + :: =
(*fun op = (x: ''a, y: ''a): bool =           prim ("=", "=", (x, y)) *)

exception Hd
fun hd (x::l) = x
  | hd [] = raise Hd

fun mklist 0 = []
  | mklist n = n :: mklist(n-1)

fun cycle(p as (m,f)) = 
  if m=0 then p
  else cycle(m-1, let val x = [(m, mklist 2000)]
                  in fn () => #1(hd x) + f()
                  end)

val r = cycle(1000, fn() => 0);