X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fcomponents%2Fdisambiguation%2FdisambiguateTypes.ml;h=9c37fa36c91ba5aa30bfe648c5e7dddeff067ca3;hb=712af5b8dc7dab1ebfa6532b73b91c96cb4c6837;hp=f6e03d098ccd555de2bab69a0b4f41bb417cf4b5;hpb=f6b7c6ae353e014761a3d24dbc87e00d828d7f2d;p=helm.git

diff --git a/matita/components/disambiguation/disambiguateTypes.ml b/matita/components/disambiguation/disambiguateTypes.ml
index f6e03d098..9c37fa36c 100644
--- a/matita/components/disambiguation/disambiguateTypes.ml
+++ b/matita/components/disambiguation/disambiguateTypes.ml
@@ -25,6 +25,12 @@
 
 (* $Id$ *)
 
+type 'a expected_type = [ `XTNone       (* unknown *)
+                        | `XTSome of 'a (* the given term *) 
+		        | `XTSort       (* any sort *)
+		        | `XTInd        (* any (co)inductive type *)
+                        ]
+
 type domain_item =
   | Id of string               (* literal *)
   | Symbol of string * int     (* literal, instance num *)
@@ -35,7 +41,7 @@ exception Invalid_choice of (Stdpp.location * string) Lazy.t
 module OrderedDomain =
   struct
     type t = domain_item
-    let compare = Pervasives.compare
+    let compare = Stdlib.compare
   end
 
 (* module Domain = Set.Make (OrderedDomain) *)
@@ -47,10 +53,10 @@ struct
 
   let find k env =
    match k with
-      Symbol (sym,n) ->
+      Symbol (sym,_n) ->
        (try find k env
         with Not_found -> find (Symbol (sym,0)) env)
-    | Num n ->
+    | Num _n ->
        (try find k env
         with Not_found -> find (Num 0) env)
     | _ -> find k env