[dune-pdelab] const overloading ambiguity in powercompositegridfunctionspacebase.hh

[Rebecca Neumann]

Hey,

for me with gcc 4.4.3 example06 compiles without problems.

Regards,
Rebecca

On 05.01.2012 16:00, Christoph Grüninger wrote:
> Hi,
> I tried to compile dune-pdelab-howto but the compilation stopped while 
> compiling example06.cc with the error message below. It seems to be an 
> ambiguity with const overloading.
>
> Bye
> Christoph
>
>
> /temp/gruenich/dune/complete/dune-pdelab/dune/pdelab/backend/ovlpistlsolverbackend.hh:524:109: 
>    instanziiert von »Dune::PDELab::ISTLBackend_OVLP_BCGS_SSORk<GFS, 
> CC>::ISTLBackend_OVLP_BCGS_SSORk(const GFS&, const CC&, unsigned int, 
> int, int) [with GFS = 
> Dune::PDELab::CompositeGridFunctionSpace<Dune::PDELab::ComponentBlockwiseOrderingTag<>, 
> Dune::PDELab::GridFunctionSpace<Dune::GridView<Dune::DefaultLeafGridViewTraits<const 
> Dune::YaspGrid<2>, (Dune::PartitionIteratorType)4u> >, 
> Dune::PDELab::Q1LocalFiniteElementMap<double, double, 2>, 
> Dune::PDELab::OverlappingConformingDirichletConstraints, 
> Dune::PDELab::ISTLVectorBackend<2>, 
> Dune::PDELab::GridFunctionGeneralMapper>, 
> Dune::PDELab::GridFunctionSpace<Dune::GridView<Dune::DefaultLeafGridViewTraits<const 
> Dune::YaspGrid<2>, (Dune::PartitionIteratorType)4u> >, 
> Dune::PDELab::Q1LocalFiniteElementMap<double, double, 2>, 
> Dune::PDELab::OverlappingConformingDirichletConstraints, 
> Dune::PDELab::ISTLVectorBackend<2>, 
> Dune::PDELab::GridFunctionGeneralMapper> >, CC = 
> Dune::PDELab::ConstraintsTransformation<long unsigned int, double>]«
> example06_Q1Q1.hh:70:24:    instanziiert von »void 
> example06_Q1Q1(const GV&, double, double, double) [with GV = 
> Dune::GridView<Dune::DefaultLeafGridViewTraits<const 
> Dune::YaspGrid<2>, (Dune::PartitionIteratorType)4u> >]«
> example06.cc:100:43:   instanziiert von hier
> /temp/gruenich/dune/complete/dune-pdelab/dune/pdelab/gridfunctionspace/powercompositegridfunctionspacebase.hh:127:43: 
> Fehler: Abfrage des Elementes »back« ist mehrdeutig
> /temp/gruenich/dune/complete/dune-pdelab/dune/pdelab/common/typetree/fixedcapacitystack.hh:84:16: 
> Fehler: Kandidaten sind: const T& 
> Dune::PDELab::TypeTree::FixedCapacityStackView<T>::back() const [with 
> T = long unsigned int]
> /temp/gruenich/dune/complete/dune-pdelab/dune/pdelab/common/typetree/fixedcapacitystack.hh:78:10: 
> Fehler:                  T& 
> Dune::PDELab::TypeTree::FixedCapacityStackView<T>::back() [with T = 
> long unsigned int]
> /usr/include/c++/4.6/array:185:7: Fehler:                  const 
> value_type& std::array<_Tp, _Nm>::back() const [with _Tp = long 
> unsigned int, long unsigned int _Nm = 2u, std::array<_Tp, 
> _Nm>::const_reference = const long unsigned int&, std::array<_Tp, 
> _Nm>::value_type = long unsigned int]
> /usr/include/c++/4.6/array:181:7: Fehler: std::array<_Tp, 
> _Nm>::value_type& std::array<_Tp, _Nm>::back() [with _Tp = long 
> unsigned int, long unsigned int _Nm = 2u, std::array<_Tp, 
> _Nm>::reference = long unsigned int&, std::array<_Tp, _Nm>::value_type 
> = long unsigned int]
>
>
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