Memory.h

Go to the documentation of this file.

// SPDX-License-Identifier: MIT
 
#pragma once
 
#include <memory>
 
namespace mini_llvm {
 
template <typename To, typename From>
std::unique_ptr<To> cast(std::unique_ptr<From> from) noexcept {
    return std::unique_ptr<To>(static_cast<To *>(from.release()));
}
 
template <typename To, typename From>
std::shared_ptr<To> cast(std::shared_ptr<From> from) noexcept {
    return std::static_pointer_cast<To>(from);
}
 
template <typename To, typename From>
std::weak_ptr<To> cast(std::weak_ptr<From> from) noexcept {
    return std::static_pointer_cast<To>(from.lock());
}
 
template <typename T>
std::shared_ptr<T> share(T &value) {
    return cast<T>(value.shared_from_this());
}
 
template <typename T>
std::weak_ptr<T> weaken(T &value) {
    return cast<T>(value.weak_from_this());
}
 
} // namespace mini_llvm