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//===----------------------------------------------------------------------===//
//
// 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: libcpp-has-no-threads
// <future>
// enum class launch
// {
// async = 1,
// deferred = 2,
// any = async | deferred /* EXTENSION */
// };
#include <future>
#include <cassert>
#include "test_macros.h"
int main()
{
#ifdef _LIBCPP_HAS_NO_STRONG_ENUMS
LIBCPP_STATIC_ASSERT(static_cast<int>(std::launch::any) ==
(static_cast<int>(std::launch::async) | static_cast<int>(std::launch::deferred)), "");
#else
LIBCPP_STATIC_ASSERT(std::launch::any == (std::launch::async | std::launch::deferred), "");
static_assert(std::launch(0) == (std::launch::async & std::launch::deferred), "");
LIBCPP_STATIC_ASSERT(std::launch::any == (std::launch::async ^ std::launch::deferred), "");
LIBCPP_STATIC_ASSERT(std::launch::deferred == ~std::launch::async, "");
std::launch x = std::launch::async;
x &= std::launch::deferred;
assert(x == std::launch(0));
x = std::launch::async;
x |= std::launch::deferred;
LIBCPP_ASSERT(x == std::launch::any);
x ^= std::launch::deferred;
assert(x == std::launch::async);
#endif
static_assert(static_cast<int>(std::launch::async) == 1, "");
static_assert(static_cast<int>(std::launch::deferred) == 2, "");
}
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