Benchmarks for OCaml

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diff --git a/comparison/OCaml/qsort800000.ml b/comparison/OCaml/qsort800000.ml
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+++ b/comparison/OCaml/qsort800000.ml
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+let rec split pivot (alist : int list) =
+  match alist with
+    [] -> ([], [])
+  | (x::xs) ->
+    let (below, above) = split pivot xs in
+    if x<pivot then (x::below, above)
+    else (below, x::above) ;;
+
+let rec qsort (alist : int list) =
+  match alist with
+    [] -> []
+  | pivot::rest ->
+    let (below, above) = split pivot rest
+    in (qsort below) @ [pivot] @ (qsort above) ;;
+
+
+
+
+let rec mkRandList n =
+  match n with
+    0 -> []
+  | n -> (Random.int 10000)::(mkRandList (n-1)) ;;
+
+let main = qsort (mkRandList 800000) ;;
+
+(* 
+The following error arises:
+
+Stack overflow during evaluation (looping recursion?).
+*)