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Diffstat (limited to 'runtimes/libs/cpp14/include/cpp14/memory.h')
-rw-r--r-- | runtimes/libs/cpp14/include/cpp14/memory.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/runtimes/libs/cpp14/include/cpp14/memory.h b/runtimes/libs/cpp14/include/cpp14/memory.h new file mode 100644 index 000000000..7070e1c99 --- /dev/null +++ b/runtimes/libs/cpp14/include/cpp14/memory.h @@ -0,0 +1,66 @@ +/* + * 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__ |