54 lines · cpp
1//===----------------------------------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9// UNSUPPORTED: c++03, c++1110// ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_DISABLE_DEPRECATION_WARNINGS11 12// <functional>13 14// bit_not15 16#include <functional>17#include <type_traits>18#include <cassert>19 20#include "test_macros.h"21 22int main(int, char**)23{24 typedef std::bit_not<int> F;25 const F f = F();26#if TEST_STD_VER <= 1727 static_assert((std::is_same<F::argument_type, int>::value), "" );28 static_assert((std::is_same<F::result_type, int>::value), "" );29#endif30 assert((f(0xEA95) & 0xFFFF ) == 0x156A);31 assert((f(0x58D3) & 0xFFFF ) == 0xA72C);32 assert((f(0) & 0xFFFF ) == 0xFFFF);33 assert((f(0xFFFF) & 0xFFFF ) == 0);34 35 typedef std::bit_not<> F2;36 const F2 f2 = F2();37 assert((f2(0xEA95) & 0xFFFF ) == 0x156A);38 assert((f2(0xEA95L) & 0xFFFF ) == 0x156A);39 assert((f2(0x58D3) & 0xFFFF ) == 0xA72C);40 assert((f2(0x58D3L) & 0xFFFF ) == 0xA72C);41 assert((f2(0) & 0xFFFF ) == 0xFFFF);42 assert((f2(0L) & 0xFFFF ) == 0xFFFF);43 assert((f2(0xFFFF) & 0xFFFF ) == 0);44 assert((f2(0xFFFFL) & 0xFFFF ) == 0);45 46 constexpr int foo = std::bit_not<int> () (0xEA95) & 0xFFFF;47 static_assert ( foo == 0x156A, "" );48 49 constexpr int bar = std::bit_not<> () (0xEA95) & 0xFFFF;50 static_assert ( bar == 0x156A, "" );51 52 return 0;53}54