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/*
* Copyright (c) 2019 Samsung Electronics Co., Ltd. All Rights Reserved
*
* 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.
*/
/**
* @file memory.h
* @ingroup COM_AI_RUNTIME
* @brief This file contains @c make_unique which is not supported by C++11
* @details Implementation is based on http://isocpp.org/files/papers/N3656.txt
*/
#ifndef __NNFW_CPP14_MEMORY_H__
#define __NNFW_CPP14_MEMORY_H__
#include <memory>
namespace nnfw
{
namespace cpp14
{
template <typename T> struct _Unique_if
{
typedef std::unique_ptr<T> _Single_object;
};
template <typename T> struct _Unique_if<T[]>
{
typedef std::unique_ptr<T[]> _Unknown_bound;
};
template <typename T, size_t N> struct _Unique_if<T[N]>
{
typedef void _Known_bound;
};
template <typename T, typename... Args>
typename _Unique_if<T>::_Single_object make_unique(Args &&... args)
{
return std::unique_ptr<T>(new T(std::forward<Args>(args)...));
}
template <typename T> typename _Unique_if<T>::_Unknown_bound make_unique(size_t n)
{
typedef typename std::remove_extent<T>::type U;
return std::unique_ptr<T>(new U[n]());
}
template <typename T, typename... Args>
typename _Unique_if<T>::_Known_bound make_unique(Args &&...) = delete;
} // namespace cpp14
} // namespace nnfw
#endif // __NNFW_CPP14_MEMORY_H__
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