Data commit

Task/Deepcopy/OCaml/deepcopy-1.ocaml

@@ -0,0 +1,16 @@
+let rec copy t =
+  if Obj.is_int t then t else
+    let tag = Obj.tag t in
+    if tag = Obj.double_tag then t else
+    if tag = Obj.closure_tag then t else
+    if tag = Obj.string_tag then Obj.repr (String.copy (Obj.obj t)) else
+    if tag = 0 || tag = Obj.double_array_tag then begin
+      let size = Obj.size t in
+      let r = Obj.new_block tag size in
+      for i = 0 to pred size do
+        Obj.set_field r i (copy (Obj.field t i))
+      done;
+      r
+    end else failwith "copy" ;;
+
+let copy (v : 'a) : 'a = Obj.obj (copy (Obj.repr v))

Task/Deepcopy/OCaml/deepcopy-2.ocaml

@@ -0,0 +1,3 @@
+let copy h =
+  { size = h.size;
+    data = Array.copy h.data }