| 407 | // Static argument check |
| 408 | template <typename RetT, typename... ArgsT> |
| 409 | constexpr int count_args_size(RetT (*)(ArgsT...)) |
| 410 | { |
| 411 | return sizeof...(ArgsT); |
| 412 | } |
| 413 | |
| 414 | template <typename _From, typename _To> |
| 415 | char check_conversion_base() |