Merge pull request #937 from akva2/quell_warnings

Quell some compiler warnings

opm/autodiff/BlackoilModelBase_impl.hpp

@@ -162,9 +162,9 @@ typedef Eigen::Array<double,
 
         // TODO: put this for now to avoid modify the following code.
         // TODO: this code can be fragile.
+#if HAVE_MPI
         const Wells* wells_arg = asImpl().well_model_.wellsPointer();
 
-#if HAVE_MPI
         if ( linsolver_.parallelInformation().type() == typeid(ParallelISTLInformation) )
         {
             const ParallelISTLInformation& info =

opm/autodiff/ParallelDebugOutput.hpp

@@ -404,7 +404,6 @@ namespace Opm
 
                 // write all cell data registered in local state
                 for (const auto& pair : localCellData_) {
-		    const std::string& key = pair.first;
                     const auto& data = pair.second.data;
                     const size_t stride = data.size()/localState_.numCells();