Function swap

lib/yamlcpp/include/yaml-cpp/binary.h:36–47

  }

  void swap(std::vector<unsigned char> &rhs) {
    if (m_unownedData) {
      m_data.swap(rhs);
      rhs.clear();
      rhs.resize(m_unownedSize);
      std::copy(m_unownedData, m_unownedData + m_unownedSize, rhs.begin());
      m_unownedData = nullptr;
      m_unownedSize = 0;
    } else {
      m_data.swap(rhs);
    }
  }

  bool operator==(const Binary &rhs) const {
    const std::size_t s = size();