some error corrections for clang. Removed final contains-check in mmiterator.

dune/multimesh/mmentity.hh

@@ -34,7 +34,7 @@ namespace Dune
     using Super = std::vector<HostGridEntity>;
 
     /// Constructor from std::vector
-    using Super::vector;
+    using std::vector<HostGridEntity>::vector;
 
     /// Return a local geometry of source in target
     static LocalGeometry localGeometry (HostGridEntity const& source, HostGridEntity const& target)

dune/multimesh/mmiterator.hh

@@ -224,10 +224,10 @@ namespace Dune
       for (; !(contains_[i](child) || child.isLeaf()); child = dereference(i)) {
         assert(child.isRegular() && "No irregular elements allowed in multi-mesh traversal");
         entityStack.emplace(child);
-        assert( entityStack.size() <= maxLevel_[i] );
+        assert(entityStack.size() <= maxLevel_[i]);
       }
 
-      assert(contains_[i](child) && "No valid child element found in gridView");
+      // assert(contains_[i](child) && "No valid child element found in gridView");
     }
 
     /// Return true, if all stacks with size > stack[i].size are finished
@@ -259,7 +259,7 @@ namespace Dune
         assert(entityStack.size() <= maxLevel_[i]);
       }
 
-      assert(contains_[i](child) && "No valid child element found in gridView");
+      // assert(contains_[i](child) && "No valid child element found in gridView");
     }
 
     HostEntity dereference (std::size_t i) const

dune/multimesh/multiindexset.hh

@@ -57,7 +57,7 @@ namespace Dune
 
     /// Map entity to index.
     template <int cc>
-    IndexType index (const typename LeafIndexSet::Traits::template Codim<cc>::Entity& e) const
+    IndexType index (const typename LeafIndexSet::template Codim<cc>::Entity& e) const
     {
       return std::visit([&e](auto const* is) { return is->template index<cc>(e); }, indexSets_);
     }
@@ -71,7 +71,7 @@ namespace Dune
 
     /// Map a subentity to an index.
     template <int cc>
-    IndexType subIndex (const typename LeafIndexSet::Traits::template Codim<cc>::Entity& e,
+    IndexType subIndex (const typename LeafIndexSet::template Codim<cc>::Entity& e,
                         int i, unsigned int codim) const
     {
       return std::visit([&e,i,codim](auto const* is) { return is->template subIndex<cc>(e,i,codim); }, indexSets_);

dune/multimesh/multimesh.hh

@@ -60,7 +60,7 @@ namespace Dune
         using LevelIterator = typename Partition<All_Partition>::LevelIterator;
 
       private:
-        friend class HostGrid::GridFamily::Traits::template Codim<cd>::Entity;
+        // friend class HostGrid::GridFamily::Traits::template Codim<cd>::Entity;
       };
 
       /// The type of view for leaf grid