| 1 | // RUN: %clang_cc1 -triple x86_64-apple-darwin9 %s -std=c++14 -fcoroutines-ts -fcxx-exceptions -fsyntax-only -Wignored-qualifiers -Wno-error=return-type -verify -fblocks -Wall -Wextra -Wno-error=unreachable-code |
| 2 | // expected-no-diagnostics |
| 3 | |
| 4 | #include "Inputs/std-coroutine.h" |
| 5 | |
| 6 | using std::experimental::suspend_always; |
| 7 | using std::experimental::suspend_never; |
| 8 | |
| 9 | struct awaitable { |
| 10 | bool await_ready(); |
| 11 | void await_suspend(std::experimental::coroutine_handle<>); // FIXME: coroutine_handle |
| 12 | void await_resume(); |
| 13 | } a; |
| 14 | |
| 15 | struct object { ~object() {} }; |
| 16 | |
| 17 | struct promise_void_return_value { |
| 18 | void get_return_object(); |
| 19 | suspend_always initial_suspend(); |
| 20 | suspend_always final_suspend(); |
| 21 | void unhandled_exception(); |
| 22 | void return_value(object); |
| 23 | }; |
| 24 | |
| 25 | struct VoidTagReturnValue { |
| 26 | struct promise_type { |
| 27 | VoidTagReturnValue get_return_object(); |
| 28 | suspend_always initial_suspend(); |
| 29 | suspend_always final_suspend(); |
| 30 | void unhandled_exception(); |
| 31 | void return_value(object); |
| 32 | }; |
| 33 | }; |
| 34 | |
| 35 | template <typename T1> |
| 36 | struct std::experimental::coroutine_traits<void, T1> { using promise_type = promise_void_return_value; }; |
| 37 | |
| 38 | VoidTagReturnValue test() { |
| 39 | object x = {}; |
| 40 | try { |
| 41 | co_return {}; |
| 42 | } catch (...) { |
| 43 | throw; |
| 44 | } |
| 45 | } |
| 46 | |