BOOST_FUSION_ADAPT_STRUCT(stan::gm::program,(std::vector< stan::gm::var_decl >, data_decl_)(DUMMY_STRUCT::type, derived_data_decl_)(std::vector< stan::gm::var_decl >, parameter_decl_)(DUMMY_STRUCT::type, derived_decl_)(stan::gm::statement, statement_)(DUMMY_STRUCT::type, generated_decl_)) namespace stan