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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: no-threads
// UNSUPPORTED: c++03
// Libc++'s enum class emulation does not allow static_cast<Enum>(0) to work.
// <future>
// enum class future_errc
// {
// broken_promise = implementation-defined,
// future_already_retrieved = implementation-defined,
// promise_already_satisfied = implementation-defined,
// no_state = implementation-defined
// };
#include <future>
#include "test_macros.h"
int main(int, char**)
{
static_assert(std::future_errc::broken_promise != std::future_errc::future_already_retrieved, "");
static_assert(std::future_errc::broken_promise != std::future_errc::promise_already_satisfied, "");
static_assert(std::future_errc::broken_promise != std::future_errc::no_state, "");
static_assert(std::future_errc::future_already_retrieved != std::future_errc::promise_already_satisfied, "");
static_assert(std::future_errc::future_already_retrieved != std::future_errc::no_state, "");
static_assert(std::future_errc::promise_already_satisfied != std::future_errc::no_state, "");
static_assert(std::future_errc::broken_promise != static_cast<std::future_errc>(0), "");
static_assert(std::future_errc::future_already_retrieved != static_cast<std::future_errc>(0), "");
static_assert(std::future_errc::promise_already_satisfied != static_cast<std::future_errc>(0), "");
static_assert(std::future_errc::no_state != static_cast<std::future_errc>(0), "");
return 0;
}
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