Warning with gcc 6
/local/moebius/OpenMesh/src/Unittests/../OpenMesh/Core/Mesh/CirculatorsT.hh:507:41: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
/local/moebius/OpenMesh/src/Unittests/../OpenMesh/Core/Mesh/CirculatorsT.hh:507:41: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]