| //===----------------------------------------------------------------------===// |
| // |
| // 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 |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <functional> |
| // REQUIRES: c++98 || c++03 || c++11 || c++14 |
| // unary_function was removed in C++17 |
| |
| // template <class Arg, class Result> |
| // struct unary_function |
| // { |
| // typedef Arg argument_type; |
| // typedef Result result_type; |
| // }; |
| |
| #include <functional> |
| #include <type_traits> |
| |
| #include "test_macros.h" |
| |
| int main(int, char**) |
| { |
| static_assert((std::is_same<std::unary_function<unsigned, char>::argument_type, unsigned>::value), ""); |
| static_assert((std::is_same<std::unary_function<unsigned, char>::result_type, char>::value), ""); |
| |
| return 0; |
| } |