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//===----------------------------------------------------------------------===//
//
// 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
// SPDX-FileCopyrightText: Copyright (c) 2023 NVIDIA CORPORATION & AFFILIATES.
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCUDACXX___FUNCTIONAL_UNARY_NEGATE_H
#define _LIBCUDACXX___FUNCTIONAL_UNARY_NEGATE_H
#ifndef __cuda_std__
#include <__config>
#endif // __cuda_std__
#include "../__functional/unary_function.h"
#if defined(_CCCL_IMPLICIT_SYSTEM_HEADER_GCC)
# pragma GCC system_header
#elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_CLANG)
# pragma clang system_header
#elif defined(_CCCL_IMPLICIT_SYSTEM_HEADER_MSVC)
# pragma system_header
#endif // no system header
_LIBCUDACXX_BEGIN_NAMESPACE_STD
#if _LIBCUDACXX_STD_VER <= 17 || defined(_LIBCUDACXX_ENABLE_CXX20_REMOVED_NEGATORS)
_CCCL_DIAG_SUPPRESS_DEPRECATED_PUSH
template <class _Predicate>
class _LIBCUDACXX_TEMPLATE_VIS _LIBCUDACXX_DEPRECATED_IN_CXX17 unary_negate
: public __unary_function<typename _Predicate::argument_type, bool>
{
_Predicate __pred_;
public:
_LIBCUDACXX_CONSTEXPR_AFTER_CXX11 _LIBCUDACXX_INLINE_VISIBILITY
explicit unary_negate(const _Predicate& __pred)
: __pred_(__pred) {}
_LIBCUDACXX_DISABLE_EXEC_CHECK
_LIBCUDACXX_CONSTEXPR_AFTER_CXX11 _LIBCUDACXX_INLINE_VISIBILITY
bool operator()(const typename _Predicate::argument_type& __x) const
{return !__pred_(__x);}
};
template <class _Predicate>
_LIBCUDACXX_DEPRECATED_IN_CXX17 inline _LIBCUDACXX_CONSTEXPR_AFTER_CXX11 _LIBCUDACXX_INLINE_VISIBILITY
unary_negate<_Predicate>
not1(const _Predicate& __pred) {return unary_negate<_Predicate>(__pred);}
_CCCL_DIAG_SUPPRESS_DEPRECATED_POP
#endif // _LIBCUDACXX_STD_VER <= 17 || defined(_LIBCUDACXX_ENABLE_CXX20_REMOVED_NEGATORS)
_LIBCUDACXX_END_NAMESPACE_STD
#endif // _LIBCUDACXX___FUNCTIONAL_UNARY_NEGATE_H
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