Merge branch 'issue/unused-warnings' into 'master'

Remove unsued XYZ warnings

See merge request !3

dune/curvedgeometry/test/test-curvedgeometry.cc

@@ -35,7 +35,7 @@ void check(Geometry const& /*geo*/)
 int main(int argc, char** argv)
 {
   using namespace Dune;
-  MPIHelper& helper = MPIHelper::instance(argc, argv);
+  MPIHelper::instance(argc, argv);
 
   using Grid = YaspGrid<2,EquidistantCoordinates<ctype,2>>;
   Grid grid({ctype(8.0),ctype(8.0)}, {32,32});

dune/curvedgeometry/test/test-globalparametrization.cc

@@ -34,7 +34,7 @@ void check(Geometry const& /*geo*/)
 
 int main(int argc, char** argv)
 {
-  MPIHelper& helper = MPIHelper::instance(argc, argv);
+  MPIHelper::instance(argc, argv);
 
   YaspGrid<2> grid({8.0,8.0}, {32,32});
   auto gridView = grid.leafGridView();

dune/curvedgeometry/test/test-localfunctiongeometry.cc

@@ -16,8 +16,6 @@
 #include <dune/geometry/quadraturerules.hh>
 #include <dune/grid/yaspgrid.hh>
 
-const int order = 3;
-
 #if USE_FLOAT128
   #include <dune/common/quadmath.hh>
   using ctype = Dune::Float128;
@@ -148,7 +146,7 @@ void check(Geometry const& geo)
 int main(int argc, char** argv)
 {
   using namespace Dune;
-  MPIHelper& helper = MPIHelper::instance(argc, argv);
+  MPIHelper::instance(argc, argv);
 
   using Grid = YaspGrid<2,EquidistantCoordinates<ctype,2>>;
   Grid grid({ctype(8.0),ctype(8.0)}, {32,32});
@@ -156,7 +154,6 @@ int main(int argc, char** argv)
   using Element = typename Grid::template Codim<0>::Entity;
   using LocalFunction = LocalAnalyticGridFunction<Element,Projection>;
   using LocalGeometry = DefaultLocalGeometry<ctype,2,2>;
-  using Geometry = LocalFunctionGeometry<LocalFunction,LocalGeometry>;
 
   FieldMatrix<ctype,2,2> I{{1,0},{0,1}};
 

dune/curvedgeometry/test/test-parametrizedgeometry.cc

@@ -37,7 +37,7 @@ void check(Geometry const& /*geo*/)
 int main(int argc, char** argv)
 {
   using namespace Dune;
-  MPIHelper& helper = MPIHelper::instance(argc, argv);
+  MPIHelper::instance(argc, argv);
 
   using Grid = YaspGrid<2,EquidistantCoordinates<ctype,2>>;
   Grid grid({ctype(8.0),ctype(8.0)}, {32,32});