16 template <
typename T =
unsigned char>
151 template <typename U = T>
152 typename std::enable_if_t<!std::is_class_v<U> || std::is_trivially_destructible_v<U>,
Buffer>
173 T& operator[] (
unsigned long long index) ;
180 const T& operator[] (
unsigned long long index) const ;
190 template <std::
size_t S>
198 template <typename U, std::
size_t S>
213 template <typename U>