42 class interned_string
50   interned_string(string* raw)  in interned_string()  function
59   interned_string()  in interned_string()  function
66   interned_string(const interned_string& o)  in interned_string()  function
72   interned_string&
73   operator=(const interned_string& o)
112   operator==(const interned_string& o) const
123   operator!=(const interned_string& o) const
168   operator<(const interned_string& o) const
185 operator==(const string& l, const interned_string& r);
188 operator!=(const string& l, const interned_string& r);
191 operator<<(ostream& o, const interned_string& s);
194 operator+(const interned_string& s1,const string& s2);
197 operator+(const string& s1, const interned_string& s2);
213   operator()(const interned_string& s) const  in operator()
235   interned_string
248 typedef unordered_set<interned_string,