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// -*- 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
// SPDX-FileCopyrightText: Copyright (c) 2023 NVIDIA CORPORATION & AFFILIATES.
//
//===----------------------------------------------------------------------===//
#ifndef _LIBCUDACXX___ITERATOR_ACCESS_H
#define _LIBCUDACXX___ITERATOR_ACCESS_H
#include <cuda/std/detail/__config>
#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
#include <cuda/std/cstddef>
#include <cuda/std/__cccl/prologue.h>
_LIBCUDACXX_BEGIN_NAMESPACE_STD
namespace __begin
{
struct __fn
{
template <class _Tp, size_t _Np>
_CCCL_API constexpr _Tp* operator()(_Tp (&__array)[_Np]) const noexcept
{
return __array;
}
template <class _Cp>
_CCCL_API constexpr auto operator()(_Cp& __c) const noexcept(noexcept(__c.begin())) -> decltype(__c.begin())
{
return __c.begin();
}
template <class _Cp>
_CCCL_API constexpr auto operator()(const _Cp& __c) const noexcept(noexcept(__c.begin())) -> decltype(__c.begin())
{
return __c.begin();
}
};
} // namespace __begin
inline namespace __cpo
{
_CCCL_GLOBAL_CONSTANT auto begin = __begin::__fn{};
} // namespace __cpo
namespace __end
{
struct __fn
{
template <class _Tp, size_t _Np>
_CCCL_API constexpr _Tp* operator()(_Tp (&__array)[_Np]) const noexcept
{
return __array + _Np;
}
template <class _Cp>
_CCCL_API constexpr auto operator()(_Cp& __c) const noexcept(noexcept(__c.end())) -> decltype(__c.end())
{
return __c.end();
}
template <class _Cp>
_CCCL_API constexpr auto operator()(const _Cp& __c) const noexcept(noexcept(__c.end())) -> decltype(__c.end())
{
return __c.end();
}
};
} // namespace __end
inline namespace __cpo
{
_CCCL_GLOBAL_CONSTANT auto end = __end::__fn{};
} // namespace __cpo
namespace __cbegin
{
struct __fn
{
template <class _Cp>
_CCCL_API constexpr auto operator()(const _Cp& __c) const noexcept(noexcept(_CUDA_VSTD::begin(__c)))
-> decltype(_CUDA_VSTD::begin(__c))
{
return _CUDA_VSTD::begin(__c);
}
};
} // namespace __cbegin
inline namespace __cpo
{
_CCCL_GLOBAL_CONSTANT auto cbegin = __cbegin::__fn{};
} // namespace __cpo
namespace __cend
{
struct __fn
{
template <class _Cp>
_CCCL_API constexpr auto operator()(const _Cp& __c) const noexcept(noexcept(_CUDA_VSTD::end(__c)))
-> decltype(_CUDA_VSTD::end(__c))
{
return _CUDA_VSTD::end(__c);
}
};
} // namespace __cend
inline namespace __cpo
{
_CCCL_GLOBAL_CONSTANT auto cend = __cend::__fn{};
} // namespace __cpo
_LIBCUDACXX_END_NAMESPACE_STD
#include <cuda/std/__cccl/epilogue.h>
#endif // _LIBCUDACXX___ITERATOR_ACCESS_H
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