tf::IsPod std::integral_constant< bool, std::is_standard_layout< T >::value &&std::is_trivial< T >::value > typename T std::integral_constant< bool, std::is_standard_layout< T >::value &&std::is_trivial< T >::value > tf::IsPod< T > std::integral_constant< bool, std::is_standard_layout< T >::value &&std::is_trivial< T >::value > tf::IsPod< T >