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/* Minimal implementation of make_unique for C++11 compatibility.
Copyright (C) 2022-2024 Free Software Foundation, Inc.
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation; either version 3, or (at your option) any later
version.
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
#ifndef GCC_MAKE_UNIQUE
#define GCC_MAKE_UNIQUE
/* This header uses std::unique_ptr, but <memory> can't be directly
included due to issues with macros. Hence <memory> must be included
from system.h by defining INCLUDE_MEMORY in any source file using
make-unique.h. */
#ifndef INCLUDE_MEMORY
# error "You must define INCLUDE_MEMORY before including system.h to use make-unique.h"
#endif
#include <type_traits>
/* Minimal implementation of make_unique for C++11 compatibility
(std::make_unique is C++14). */
template<typename T, typename... Args>
inline typename std::enable_if<!std::is_array<T>::value, std::unique_ptr<T>>::type
make_unique(Args&&... args)
{
return std::unique_ptr<T> (new T (std::forward<Args> (args)...));
}
#endif /* ! GCC_MAKE_UNIQUE */