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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_EMPTY_H
#define _LIBCUDACXX___ITERATOR_EMPTY_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/initializer_list>
#include <cuda/std/__cccl/prologue.h>
_LIBCUDACXX_BEGIN_NAMESPACE_STD
template <class _Cont>
[[nodiscard]] _CCCL_API constexpr auto empty(const _Cont& __c) noexcept(noexcept(__c.empty())) -> decltype(__c.empty())
{
return __c.empty();
}
template <class _Tp, size_t _Sz>
[[nodiscard]] _CCCL_API constexpr bool empty(const _Tp (&)[_Sz]) noexcept
{
return false;
}
template <class _Ep>
[[nodiscard]] _CCCL_API constexpr bool empty(initializer_list<_Ep> __il) noexcept
{
return __il.size() == 0;
}
_LIBCUDACXX_END_NAMESPACE_STD
#include <cuda/std/__cccl/epilogue.h>
#endif // _LIBCUDACXX___ITERATOR_EMPTY_H
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