27 class _LIBCPP_TEMPLATE_VIS istreambuf_iterator
56         friend class istreambuf_iterator;  variable
69 …  _LIBCPP_INLINE_VISIBILITY _LIBCPP_CONSTEXPR istreambuf_iterator() _NOEXCEPT : __sbuf_(nullptr) {}  in istreambuf_iterator()  function
71     _LIBCPP_INLINE_VISIBILITY constexpr istreambuf_iterator(default_sentinel_t) noexcept  in istreambuf_iterator()  function
72         : istreambuf_iterator() {}  in istreambuf_iterator()
74     _LIBCPP_INLINE_VISIBILITY istreambuf_iterator(istream_type& __s) _NOEXCEPT  in istreambuf_iterator()  function
76     _LIBCPP_INLINE_VISIBILITY istreambuf_iterator(streambuf_type* __s) _NOEXCEPT  in istreambuf_iterator()  function
78     _LIBCPP_INLINE_VISIBILITY istreambuf_iterator(const __proxy& __p) _NOEXCEPT  in istreambuf_iterator()  function
83     _LIBCPP_INLINE_VISIBILITY istreambuf_iterator& operator++()
93     _LIBCPP_INLINE_VISIBILITY bool equal(const istreambuf_iterator& __b) const  in equal()
97 … friend _LIBCPP_HIDE_FROM_ABI bool operator==(const istreambuf_iterator& __i, default_sentinel_t) {
105 bool operator==(const istreambuf_iterator<_CharT,_Traits>& __a,
106                 const istreambuf_iterator<_CharT,_Traits>& __b)
112 bool operator!=(const istreambuf_iterator<_CharT,_Traits>& __a,
113                 const istreambuf_iterator<_CharT,_Traits>& __b)