test/std/utilities/function.objects/func.require/binary_function.pass.cpp

//===----------------------------------------------------------------------===//
//
//                     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.
//
//===----------------------------------------------------------------------===//

// <functional>
// REQUIRES: c++98 || c++03 || c++11 || c++14
// binary_function was removed in C++17

// binary_function

#include <functional>
#include <type_traits>

int main()
{
    typedef std::binary_function<int, short, bool> bf;
    static_assert((std::is_same<bf::first_argument_type, int>::value), "");
    static_assert((std::is_same<bf::second_argument_type, short>::value), "");
    static_assert((std::is_same<bf::result_type, bool>::value), "");
}