35     It base() const {return it_;}  in base()  function
65     It base() const {return it_;}  in base()  function
117     It base() const {return it_;}  in base()  function
169     It base() const {return it_;}  in base()  function
220     It base() const {return it_;}  in base()  function
310 inline Iter base(output_iterator<Iter> i) { return i.base(); }  in base()  function
313 inline Iter base(input_iterator<Iter> i) { return i.base(); }  in base()  function
316 inline Iter base(forward_iterator<Iter> i) { return i.base(); }  in base()  function
319 inline Iter base(bidirectional_iterator<Iter> i) { return i.base(); }  in base()  function
322 inline Iter base(random_access_iterator<Iter> i) { return i.base(); }  in base()  function
325 inline Iter base(Iter i) { return i; }  in base()  function