blob: ffd929b3dee85eca6d49ba78c18d89410b18cdb2 [file] [log] [blame]
//===----------------------------------------------------------------------===//
//
// 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++03, c++11, c++14
// template <class IntegerType>
// constexpr byte operator <<(byte b, IntegerType shift) noexcept;
// These functions shall not participate in overload resolution unless
// is_integral_v<IntegerType> is true.
constexpr std::byte test(std::byte b) {
return b <<= 2;
}
int main(int, char**) {
constexpr std::byte b100{static_cast<std::byte>(100)};
constexpr std::byte b115{static_cast<std::byte>(115)};
static_assert(noexcept(b100 << 2), "" );
static_assert(std::to_integer<int>(b100 >> 1) == 50, "");
static_assert(std::to_integer<int>(b100 >> 2) == 25, "");
static_assert(std::to_integer<int>(b115 >> 3) == 14, "");
static_assert(std::to_integer<int>(b115 >> 6) == 1, "");
return 0;
}