| // { dg-do run } |
| // { dg-output "coroutine name: MyFoo" } |
| #include <coroutine> |
| #include <cstdio> |
| |
| struct pt |
| { |
| using handle_t = std::coroutine_handle<pt>; |
| auto get_return_object() noexcept { return handle_t::from_promise(*this); } |
| |
| std::suspend_never initial_suspend () const noexcept { return {}; } |
| std::suspend_never final_suspend () const noexcept { return {}; } |
| void return_void() const noexcept {} |
| void unhandled_exception() const noexcept {} |
| }; |
| |
| template <> struct std::coroutine_traits<pt::handle_t> |
| { using promise_type = pt; }; |
| |
| static pt::handle_t MyFoo () |
| { |
| printf ("coroutine name: %s\n", __builtin_FUNCTION()); |
| co_return; |
| } |
| |
| int main() |
| { |
| MyFoo (); |
| } |
