{
typedef sgi_assignable_archetype<> Key; // ?
typedef sgi_assignable_archetype<> Value;
- typedef random_access_iterator_archetype<Value> Iterator;
typedef readable_property_map_archetype<Key, std::ptrdiff_t> IndexMap;
typedef shared_array_property_map<Value, IndexMap> PMap;
function_requires<Mutable_LvaluePropertyMapConcept<PMap, Key> >();