diff options
Diffstat (limited to 'contrib/llvm-project/libcxx/include/__functional/pointer_to_binary_function.h')
-rw-r--r-- | contrib/llvm-project/libcxx/include/__functional/pointer_to_binary_function.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/contrib/llvm-project/libcxx/include/__functional/pointer_to_binary_function.h b/contrib/llvm-project/libcxx/include/__functional/pointer_to_binary_function.h new file mode 100644 index 000000000000..d4a6c1674aec --- /dev/null +++ b/contrib/llvm-project/libcxx/include/__functional/pointer_to_binary_function.h @@ -0,0 +1,46 @@ +// -*- C++ -*- +//===----------------------------------------------------------------------===// +// +// 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 +// +//===----------------------------------------------------------------------===// + +#ifndef _LIBCPP___FUNCTIONAL_POINTER_TO_BINARY_FUNCTION_H +#define _LIBCPP___FUNCTIONAL_POINTER_TO_BINARY_FUNCTION_H + +#include <__config> +#include <__functional/binary_function.h> + +#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) +#pragma GCC system_header +#endif + +_LIBCPP_BEGIN_NAMESPACE_STD + +#if _LIBCPP_STD_VER <= 14 || defined(_LIBCPP_ENABLE_CXX17_REMOVED_BINDERS) + +template <class _Arg1, class _Arg2, class _Result> +class _LIBCPP_TEMPLATE_VIS _LIBCPP_DEPRECATED_IN_CXX11 pointer_to_binary_function + : public binary_function<_Arg1, _Arg2, _Result> +{ + _Result (*__f_)(_Arg1, _Arg2); +public: + _LIBCPP_INLINE_VISIBILITY explicit pointer_to_binary_function(_Result (*__f)(_Arg1, _Arg2)) + : __f_(__f) {} + _LIBCPP_INLINE_VISIBILITY _Result operator()(_Arg1 __x, _Arg2 __y) const + {return __f_(__x, __y);} +}; + +template <class _Arg1, class _Arg2, class _Result> +_LIBCPP_DEPRECATED_IN_CXX11 inline _LIBCPP_INLINE_VISIBILITY +pointer_to_binary_function<_Arg1,_Arg2,_Result> +ptr_fun(_Result (*__f)(_Arg1,_Arg2)) + {return pointer_to_binary_function<_Arg1,_Arg2,_Result>(__f);} + +#endif + +_LIBCPP_END_NAMESPACE_STD + +#endif // _LIBCPP___FUNCTIONAL_POINTER_TO_BINARY_FUNCTION_H |