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5146b57b40
This was discussed on Discord with the consensus that we should rename the macros. Reviewed By: ldionne, Mordante, var-const, avogelsgesang, jloser, #libc Spies: libcxx-commits Differential Revision: https://reviews.llvm.org/D131498
51 lines
1.8 KiB
C++
51 lines
1.8 KiB
C++
// -*- C++ -*-
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//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef _LIBCPP___FUNCTIONAL_BINARY_NEGATE_H
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#define _LIBCPP___FUNCTIONAL_BINARY_NEGATE_H
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#include <__config>
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#include <__functional/binary_function.h>
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#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
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# pragma GCC system_header
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#endif
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_LIBCPP_BEGIN_NAMESPACE_STD
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#if _LIBCPP_STD_VER <= 17 || defined(_LIBCPP_ENABLE_CXX20_REMOVED_NEGATORS)
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template <class _Predicate>
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class _LIBCPP_TEMPLATE_VIS _LIBCPP_DEPRECATED_IN_CXX17 binary_negate
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: public __binary_function<typename _Predicate::first_argument_type,
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typename _Predicate::second_argument_type,
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bool>
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{
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_Predicate __pred_;
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public:
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_LIBCPP_INLINE_VISIBILITY explicit _LIBCPP_CONSTEXPR_SINCE_CXX14
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binary_negate(const _Predicate& __pred) : __pred_(__pred) {}
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_LIBCPP_CONSTEXPR_SINCE_CXX14 _LIBCPP_INLINE_VISIBILITY
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bool operator()(const typename _Predicate::first_argument_type& __x,
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const typename _Predicate::second_argument_type& __y) const
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{return !__pred_(__x, __y);}
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};
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template <class _Predicate>
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_LIBCPP_DEPRECATED_IN_CXX17 inline _LIBCPP_CONSTEXPR_SINCE_CXX14 _LIBCPP_INLINE_VISIBILITY
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binary_negate<_Predicate>
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not2(const _Predicate& __pred) {return binary_negate<_Predicate>(__pred);}
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#endif // _LIBCPP_STD_VER <= 17 || defined(_LIBCPP_ENABLE_CXX20_REMOVED_NEGATORS)
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_LIBCPP_END_NAMESPACE_STD
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#endif // _LIBCPP___FUNCTIONAL_BINARY_NEGATE_H
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