corrected some smaller errors

dune/dec/halfedgegrid/GeometrySynchronization.hpp

@@ -21,7 +21,7 @@ namespace Dec
       , cache_(cache)
     {}
 
-    bool contains(int dim, int codim) const
+    bool contains(int /*dim*/, int codim) const
     {
       return codim > 0;
     }

dune/dec/operators/Identity.hpp

@@ -31,7 +31,7 @@ namespace Dec
 
   protected: // Implementation of operator methods:
 
-    template <class Inserter, class Entity, class RowMapper, class ColMapper>
+    template <class Inserter, class Entity>
     void assembleRow_impl(Inserter& A, Entity const& e, float_type factor) const
     {
       std::size_t i = e.index();

dune/dec/simplegrid/SimpleGrid.hpp

@@ -141,6 +141,11 @@ namespace Dec
       return indexSet_;
     }
 
+    LeafIndexSet const& indexSet() const
+    {
+      return indexSet_;
+    }
+
     SimpleGrid& leafGridView() { return *this; }
     SimpleGrid const& leafGridView() const { return *this; }
 
@@ -180,6 +185,14 @@ namespace Dec
     /// Returns a vector of element connectivity
     Elements const& elements() const { return elements_; }
 
+    /// Communicate data on this view
+    template <class DataHandleImp, class T>
+    void communicate(Dune::CommDataHandleIF<DataHandleImp, T>& /*data*/,
+                     Dune::InterfaceType /*iftype*/,
+                     Dune::CommunicationDirection /*dir*/) const
+    {}
+
+    auto const& comm() const { return comm_; }
 
   private: // Implementation details:
 
@@ -215,6 +228,8 @@ namespace Dec
     Vertices vertices_;
 
     LeafIndexSet indexSet_;
+
+    Dune::CollectiveCommunication<Dune::No_Comm> comm_;
   };
 
 } // end namespace Dec

test/test_ranges.cc

@@ -28,7 +28,7 @@ namespace Dec { namespace test {
   {
     auto vec = ranges::irange(5);
 
-    DEC_TEST_APPROX( (ranges::make_range(vec.begin(), vec.end(), [](auto& it) { ++it; }, [](auto it) { return *it; })), vec );
+    DEC_TEST_APPROX( (ranges::make_range(vec.begin(), vec.end(), [](auto& it, auto const /*end*/) { ++it; }, [](auto it) { return *it; })), vec );
     DEC_TEST_APPROX( (ranges::make_cyclic_range(0, 0, [](auto& it) { ++it; it = it%5; }, [](auto it) { return it; })), vec );
   }
 
@@ -44,7 +44,7 @@ namespace Dec { namespace test {
 
     DEC_TEST_APPROX( (Dec::local_view(vec, idx)), vec );
   }
-  
+
   void functor()
   {
     DEC_TEST_APPROX( make_range([](int i) { return 2*i; }, 5), (std::vector<int> { 0, 2, 4, 6, 8 }));