xref: /llvm-project/libcxx/test/std/utilities/function.objects/func.require/binary_function.pass.cpp (revision 57b08b0944046a6a57ee9b7b479181f548a5b9b4)
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-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 // <functional>
10 // REQUIRES: c++98 || c++03 || c++11 || c++14
11 // binary_function was removed in C++17
12 
13 // binary_function
14 
15 #include <functional>
16 #include <type_traits>
17 
18 int main()
19 {
20     typedef std::binary_function<int, short, bool> bf;
21     static_assert((std::is_same<bf::first_argument_type, int>::value), "");
22     static_assert((std::is_same<bf::second_argument_type, short>::value), "");
23     static_assert((std::is_same<bf::result_type, bool>::value), "");
24 }
25