Function operator=

extern/boost/boost/move/unique_ptr.hpp:600–605

   BOOST_MOVE_DOC1ST(unique_ptr&, typename bmupd::enable_up_moveconv_assign
         <T BOOST_MOVE_I D BOOST_MOVE_I U BOOST_MOVE_I E BOOST_MOVE_I unique_ptr &>::type)
      operator=(BOOST_RV_REF_BEG unique_ptr<U, E> BOOST_RV_REF_END u) BOOST_NOEXCEPT
   {
      this->reset(u.release());
      m_data.deleter() = ::boost::move_if_not_lvalue_reference<E>(u.get_deleter());
      return *this;
   }

   //! <b>Effects</b>: <tt>reset()</tt>.
   //!