diff --git a/vcg/complex/algorithms/clean.h b/vcg/complex/algorithms/clean.h
index 2f1aee67..cd2632f4 100644
--- a/vcg/complex/algorithms/clean.h
+++ b/vcg/complex/algorithms/clean.h
@@ -457,6 +457,7 @@ public:
   {
     tri::RequireCompactness(m);
     tri::UpdateFlags<MeshType>::VertexClearV(m);
+    int count_split = 0;
     for(size_t i=0;i<m.edge.size();++i)
     {
       for(int j=0;j<2;++j)
@@ -465,11 +466,19 @@ public:
         if(vp->IsS())
         {
           if(!vp->IsV())
+	    {
             m.edge[i].V(j) = &*(tri::Allocator<MeshType>::AddVertex(m,vp->P()));
-          else vp->SetV();
+	    ++count_split;
+	    }
+          else 
+	    {
+	      vp->SetV();
+	    }
+	  
         }
       }
     }
+    return count_split;
   }