thrust/tuple.h
File members: thrust/tuple.h
/*
* Copyright 2008-2018 NVIDIA Corporation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/*
* Copyright (C) 1999, 2000 Jaakko Järvi (jaakko.jarvi@cs.utu.fi)
*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying NOTICE file for the complete license)
*
* For more information, see http://www.boost.org
*/
#pragma once
#include <thrust/detail/config.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
#include <cuda/std/tuple>
THRUST_NAMESPACE_BEGIN
// define null_type for backwards compatability
struct null_type
{};
_CCCL_HOST_DEVICE inline bool operator==(const null_type&, const null_type&)
{
return true;
}
_CCCL_HOST_DEVICE inline bool operator>=(const null_type&, const null_type&)
{
return true;
}
_CCCL_HOST_DEVICE inline bool operator<=(const null_type&, const null_type&)
{
return true;
}
_CCCL_HOST_DEVICE inline bool operator!=(const null_type&, const null_type&)
{
return false;
}
_CCCL_HOST_DEVICE inline bool operator<(const null_type&, const null_type&)
{
return false;
}
_CCCL_HOST_DEVICE inline bool operator>(const null_type&, const null_type&)
{
return false;
}
#ifdef _CCCL_DOXYGEN_INVOKED // Provide a fake alias for doxygen
template <size_t N, class T>
using tuple_element = _CUDA_VSTD::tuple_element<N, T>;
#else // ^^^ _CCCL_DOXYGEN_INVOKED ^^^ / vvv !_CCCL_DOXYGEN_INVOKED vvv
using _CUDA_VSTD::tuple_element;
#endif // _CCCL_DOXYGEN_INVOKED
#ifdef _CCCL_DOXYGEN_INVOKED // Provide a fake alias for doxygen
template <class T>
using tuple_size = _CUDA_VSTD::tuple_size<T>;
#else // ^^^ _CCCL_DOXYGEN_INVOKED ^^^ / vvv !_CCCL_DOXYGEN_INVOKED vvv
using _CUDA_VSTD::tuple_size;
#endif // _CCCL_DOXYGEN_INVOKED
#ifdef _CCCL_DOXYGEN_INVOKED // Provide a fake alias for doxygen
template <class... Ts>
using tuple = _CUDA_VSTD::tuple<T...>;
#else // ^^^ _CCCL_DOXYGEN_INVOKED ^^^ / vvv !_CCCL_DOXYGEN_INVOKED vvv
using _CUDA_VSTD::tuple;
#endif // _CCCL_DOXYGEN_INVOKED
using _CUDA_VSTD::get;
using _CUDA_VSTD::make_tuple;
using _CUDA_VSTD::tie;
THRUST_NAMESPACE_END
_LIBCUDACXX_BEGIN_NAMESPACE_STD
template <>
struct tuple_size<tuple<THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type>> : tuple_size<tuple<>>
{};
template <class T0>
struct tuple_size<tuple<T0,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type>> : tuple_size<tuple<T0>>
{};
template <class T0, class T1>
struct tuple_size<tuple<T0,
T1,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type>> : tuple_size<tuple<T0, T1>>
{};
template <class T0, class T1, class T2>
struct tuple_size<tuple<T0,
T1,
T2,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type>> : tuple_size<tuple<T0, T1, T2>>
{};
template <class T0, class T1, class T2, class T3>
struct tuple_size<tuple<T0,
T1,
T2,
T3,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type>> : tuple_size<tuple<T0, T1, T2, T3>>
{};
template <class T0, class T1, class T2, class T3, class T4>
struct tuple_size<tuple<T0,
T1,
T2,
T3,
T4,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type>> : tuple_size<tuple<T0, T1, T2, T3, T4>>
{};
template <class T0, class T1, class T2, class T3, class T4, class T5>
struct tuple_size<tuple<T0,
T1,
T2,
T3,
T4,
T5,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type,
THRUST_NS_QUALIFIER::null_type>> : tuple_size<tuple<T0, T1, T2, T3, T4, T5>>
{};
template <class T0, class T1, class T2, class T3, class T4, class T5, class T6>
struct tuple_size<
tuple<T0, T1, T2, T3, T4, T5, T6, THRUST_NS_QUALIFIER::null_type, THRUST_NS_QUALIFIER::null_type, THRUST_NS_QUALIFIER::null_type>>
: tuple_size<tuple<T0, T1, T2, T3, T4, T5, T6>>
{};
template <class T0, class T1, class T2, class T3, class T4, class T5, class T6, class T7>
struct tuple_size<tuple<T0, T1, T2, T3, T4, T5, T6, T7, THRUST_NS_QUALIFIER::null_type, THRUST_NS_QUALIFIER::null_type>>
: tuple_size<tuple<T0, T1, T2, T3, T4, T5, T6, T7>>
{};
template <class T0, class T1, class T2, class T3, class T4, class T5, class T6, class T7, class T8>
struct tuple_size<tuple<T0, T1, T2, T3, T4, T5, T6, T7, T8, THRUST_NS_QUALIFIER::null_type>>
: tuple_size<tuple<T0, T1, T2, T3, T4, T5, T6, T7, T8>>
{};
_LIBCUDACXX_END_NAMESPACE_STD