template<typename_Key,typename_Value,typename_Alloc,typename_ExtractKey,typename_Equal,typename_H1,typename_H2,typename_Hash,typename_RehashPolicy,typename_Traits,bool_Unique_keys=_Traits::__unique_keys::value>
struct std::__detail::_Equality< _Key, _Value, _Alloc, _ExtractKey, _Equal, _H1, _H2, _Hash,
_RehashPolicy, _Traits, _Unique_keys >" Primary class template _Equality.
This is for implementing equality comparison for unordered containers, per N3068, by John Lakos and Pablo
Halpern. Algorithmically, we follow closely the reference implementations therein.
Definition at line 1924 of file hashtable_policy.h.