97 struct Promise {  struct
98   Promise() {  in Promise()  function
104   Task get_return_object() {  in get_return_object()
112   std::suspend_never initial_suspend() const {  in initial_suspend()
142 template <typename Task, bool ThrowInPromiseConstructor,  argument
145 struct Promise<Task, void, ThrowInPromiseConstructor, ThrowInInitialSuspend,  struct
147   Promise() {  in Promise()  function
153   Task get_return_object() {  in get_return_object()
161   std::suspend_never initial_suspend() const {  in initial_suspend()
169   std::suspend_never final_suspend() const noexcept { return {}; }  in final_suspend()
171   void return_void() {}  in return_void()
173   void unhandled_exception() {  in unhandled_exception()
181   Task *return_val;