59 #pragma GCC system_header
63 _GLIBCXX_BEGIN_NAMESPACE(__gnu_cxx)
76 template <class _Key, class _Value, class _KeyOfValue, class _Compare,
77 class _Alloc = allocator<_Value> >
79 : public _Rb_tree<_Key, _Value, _KeyOfValue, _Compare, _Alloc>
81 typedef _Rb_tree<_Key, _Value, _KeyOfValue, _Compare, _Alloc> _Base;
82 typedef typename _Base::allocator_type allocator_type;
84 rb_tree(
const _Compare& __comp = _Compare(),
85 const allocator_type& __a = allocator_type())
86 : _Base(__comp, __a) { }
91 _GLIBCXX_END_NAMESPACE