message: Fix reading straight-sided periodic gmsh meshes
diff: @@ -2637,6 +2637,7 @@ void Mesh::ReadGmshMesh(std::istream &input, int &curved, int &read_gf)
  // Convert nodes to discontinuous GridFunction (if they aren't already)
  if (mesh_order == 1)
  {
  + this->SetMeshGen();
  this->SetCurvature(1, true, spaceDim, Ordering::byVDIM);
  }
  