| // -*- C++ -*- |
| //===----------------------------------------------------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is dual licensed under the MIT and the University of Illinois Open |
| // Source Licenses. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // UNSUPPORTED: c++98, c++03, c++11 |
| |
| // <experimental/coroutine> |
| |
| // template <class Promise = void> |
| // struct coroutine_handle; |
| |
| // constexpr void* address() const noexcept |
| |
| #include <experimental/coroutine> |
| #include <type_traits> |
| #include <cassert> |
| |
| #include "test_macros.h" |
| |
| namespace coro = std::experimental; |
| |
| template <class C> |
| void do_test() { |
| { |
| constexpr C c; ((void)c); |
| static_assert(c.address() == nullptr, ""); |
| } |
| { |
| const C c = {}; ((void)c); |
| ASSERT_NOEXCEPT(c.address()); |
| ASSERT_SAME_TYPE(decltype(c.address()), void*); |
| assert(c.address() == nullptr); |
| } |
| { |
| char dummy = 42; |
| C c = C::from_address((void*)&dummy); |
| assert(c.address() == &dummy); |
| } |
| } |
| |
| int main() |
| { |
| do_test<coro::coroutine_handle<>>(); |
| do_test<coro::coroutine_handle<int>>(); |
| } |