//===----------------------------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//

#include <cstddef>
#include <test_macros.h>

// UNSUPPORTED: c++98, c++03, c++11, c++14

// constexpr byte operator^(byte l, byte r) noexcept;

int main(int, char**) {
    constexpr std::byte b1{static_cast<std::byte>(1)};
    constexpr std::byte b8{static_cast<std::byte>(8)};
    constexpr std::byte b9{static_cast<std::byte>(9)};

    static_assert(noexcept(b1 ^ b8), "" );

    static_assert(std::to_integer<int>(b1 ^ b8) == 9, "");
    static_assert(std::to_integer<int>(b1 ^ b9) == 8, "");
    static_assert(std::to_integer<int>(b8 ^ b9) == 1, "");

    static_assert(std::to_integer<int>(b8 ^ b1) == 9, "");
    static_assert(std::to_integer<int>(b9 ^ b1) == 8, "");
    static_assert(std::to_integer<int>(b9 ^ b8) == 1, "");

  return 0;
}