Even in sequential code the remote index information has to be

synced as otherwise an exception is thrown.

[[Imported from SVN: r938]]

istl/owneroverlapcopy.hh

@@ -33,6 +33,10 @@
 #include "istlexception.hh"
 #include <dune/common/collectivecommunication.hh>
 
+template<int dim, template<class,class> class Comm>
+void testRedistributed(int s);
+
+
 namespace Dune {
 
   /**
@@ -174,12 +178,14 @@ namespace Dune {
     typedef typename std::set<RemoteIndexTripel>::const_iterator remoteindex_iterator;
     typedef typename OwnerOverlapCopyAttributeSet::AttributeSet AttributeSet;
     typedef Dune::ParallelLocalIndex<AttributeSet> LI;
+  public:
     typedef Dune::ParallelIndexSet<GlobalIdType,LI,512> PIS;
     typedef Dune::RemoteIndices<PIS> RI;
     typedef Dune::RemoteIndexListModifier<PIS,false> RILM;
     typedef typename RI::RemoteIndex RX;
     typedef Dune::BufferedCommunicator<PIS> BC;
     typedef Dune::Interface<PIS> IF;
+  protected:
 
 
     /** \brief gather/scatter callback for communcation */
@@ -485,6 +491,9 @@ namespace Dune {
           if (Element<2>::get(*i)==OwnerOverlapCopyAttributeSet::copy)
             modifier.insert(RX(OwnerOverlapCopyAttributeSet::copy,&(*pi)));
         }
+      }else{
+        // Force remote indices to be synced!
+        ri.template getModifier<false,true>(0);
       }
     }