X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fcomponents%2Facic_content%2FcicNotationUtil.ml;h=b426863cf613e7f77d1123bb89cf747fe4ac18cf;hb=72cd94b68037956a70b98cfa54f316fd54e52bae;hp=60fe6357d5f1c4c878187f12e086c6ce49cd3006;hpb=f524a0d716de2bdc0874aace8f82f6289034eccf;p=helm.git

diff --git a/helm/software/components/acic_content/cicNotationUtil.ml b/helm/software/components/acic_content/cicNotationUtil.ml
index 60fe6357d..b426863cf 100644
--- a/helm/software/components/acic_content/cicNotationUtil.ml
+++ b/helm/software/components/acic_content/cicNotationUtil.ml
@@ -62,6 +62,7 @@ let visit_ast ?(special_k = fun _ -> assert false)
       | Ast.Magic _
       | Ast.Variable _) as t -> special_k t
     | (Ast.Ident _
+      | Ast.NRef _
       | Ast.Implicit
       | Ast.Num _
       | Ast.Sort _
@@ -326,13 +327,21 @@ let dressn ~sep:sauces =
 let find_appl_pattern_uris ap =
   let rec aux acc =
     function
-    | Ast.UriPattern uri -> uri :: acc
+    | Ast.UriPattern uri -> `Uri uri :: acc
+    | Ast.NRefPattern nref -> `NRef nref :: acc
     | Ast.ImplicitPattern
     | Ast.VarPattern _ -> acc
     | Ast.ApplPattern apl -> List.fold_left aux acc apl
   in
   let uris = aux [] ap in
-  HExtlib.list_uniq (List.fast_sort UriManager.compare uris)
+  let cmp u1 u2 =
+   match u1,u2 with
+      `Uri u1, `Uri u2 -> UriManager.compare u1 u2
+    | `NRef r1, `NRef r2 -> NReference.compare r1 r2
+    | `Uri _,`NRef _ -> -1
+    | `NRef _, `Uri _ -> 1
+  in
+  HExtlib.list_uniq (List.fast_sort cmp uris)
 
 let rec find_branch =
   function