Method UnaryNode

src/backend/cpu/jit/UnaryNode.hpp:36–38

   public:
    UnaryNode(common::Node_ptr child)
        : TNode<To>(To(0), child->getHeight() + 1, {{child}},
                    common::kNodeType::Nary) {}

    std::unique_ptr<common::Node> clone() final {
        return std::make_unique<UnaryNode>(*this);