bool is_lock() const;
bool is_trylock() const;
bool is_unlock() const;
+ bool is_wait() const;
+ bool is_notify() const;
+ bool is_notify_one() const;
bool is_success_lock() const;
bool is_failed_trylock() const;
bool is_read() const;
bool is_rmw() const;
bool is_fence() const;
bool is_initialization() const;
+ bool is_relaxed() const;
bool is_acquire() const;
bool is_release() const;
bool is_seqcst() const;