| //===----------------------------------------------------------------------===// |
| // |
| // 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. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include <cstddef> |
| #include <test_macros.h> |
| |
| // UNSUPPORTED: c++98, c++03, c++11, c++14 |
| |
| // constexpr byte operator~(byte b) noexcept; |
| |
| int main () { |
| constexpr std::byte b1{static_cast<std::byte>(1)}; |
| constexpr std::byte b2{static_cast<std::byte>(2)}; |
| constexpr std::byte b8{static_cast<std::byte>(8)}; |
| |
| static_assert(noexcept(~b1), "" ); |
| |
| static_assert(std::to_integer<int>(~b1) == 254, ""); |
| static_assert(std::to_integer<int>(~b2) == 253, ""); |
| static_assert(std::to_integer<int>(~b8) == 247, ""); |
| } |