| // -*- C++ -*- |
| //===----------------------------------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // UNSUPPORTED: c++98, c++03, c++11 |
| |
| // <experimental/coroutine> |
| |
| // template <class Promise = void> |
| // struct coroutine_handle; |
| |
| // bool operator<(coroutine_handle<>, coroutine_handle<>) noexcept |
| // bool operator>(coroutine_handle<>, coroutine_handle<>) noexcept |
| // bool operator>=(coroutine_handle<>, coroutine_handle<>) noexcept |
| // bool operator<=(coroutine_handle<>, coroutine_handle<>) noexcept |
| |
| #include <experimental/coroutine> |
| #include <type_traits> |
| #include <utility> |
| #include <cstdint> |
| #include <cassert> |
| |
| #include "test_macros.h" |
| |
| namespace coro = std::experimental; |
| |
| template <class C> |
| void do_test(uintptr_t LHSVal, uintptr_t RHSVal) { |
| const C LHS = C::from_address(reinterpret_cast<void*>(LHSVal)); |
| const C RHS = C::from_address(reinterpret_cast<void*>(RHSVal)); |
| assert((LHS < RHS) == (LHSVal < RHSVal)); |
| assert((RHS < LHS) == (RHSVal < LHSVal)); |
| assert((LHS > RHS) == (LHSVal > RHSVal)); |
| assert((RHS > LHS) == (RHSVal > LHSVal)); |
| assert((LHS <= RHS) == (LHSVal <= RHSVal)); |
| assert((RHS <= LHS) == (RHSVal <= LHSVal)); |
| assert((LHS >= RHS) == (LHSVal >= RHSVal)); |
| assert((RHS >= LHS) == (RHSVal >= LHSVal)); |
| { |
| static_assert(noexcept(LHS < RHS), ""); |
| static_assert(noexcept(LHS > RHS), ""); |
| static_assert(noexcept(LHS <= RHS), ""); |
| static_assert(noexcept(LHS >= RHS), ""); |
| ASSERT_SAME_TYPE(decltype(LHS < RHS), bool); |
| ASSERT_SAME_TYPE(decltype(LHS > RHS), bool); |
| ASSERT_SAME_TYPE(decltype(LHS <= RHS), bool); |
| ASSERT_SAME_TYPE(decltype(LHS >= RHS), bool); |
| } |
| } |
| |
| int main(int, char**) |
| { |
| std::pair<uintptr_t, uintptr_t> const TestCases[] = { |
| {0, 0}, |
| {16, 16}, |
| {0, 16}, |
| {16, 0} |
| }; |
| for (auto& TC : TestCases) { |
| do_test<coro::coroutine_handle<>>(TC.first, TC.second); |
| do_test<coro::coroutine_handle<int>>(TC.first, TC.second); |
| } |
| |
| return 0; |
| } |