1 // -*- C++ -*- 2 //===----------------------------------------------------------------------===// 3 // 4 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 5 // See https://llvm.org/LICENSE.txt for license information. 6 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 7 // 8 //===----------------------------------------------------------------------===// 9 10 #ifndef _LIBCPP___FUNCTIONAL_BINARY_FUNCTION_H 11 #define _LIBCPP___FUNCTIONAL_BINARY_FUNCTION_H 12 13 #include <__config> 14 15 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 16 # pragma GCC system_header 17 # pragma clang include_instead(<functional>) 18 #endif 19 20 _LIBCPP_BEGIN_NAMESPACE_STD 21 22 template <class _Arg1, class _Arg2, class _Result> 23 struct _LIBCPP_TEMPLATE_VIS binary_function 24 { 25 typedef _Arg1 first_argument_type; 26 typedef _Arg2 second_argument_type; 27 typedef _Result result_type; 28 }; 29 30 _LIBCPP_END_NAMESPACE_STD 31 32 #endif // _LIBCPP___FUNCTIONAL_BINARY_FUNCTION_H 33