void hash_collection__HashSet__add(val* self, val* p0);
void hash_collection__HashSet__remove(val* self, val* p0);
void hash_collection__HashSet__clear(val* self);
val* NEW_hash_collection__HashSetIterator(const struct type* type);
extern const int COLOR_hash_collection__HashSetIteratorhash_collection__HashSet_FT0;
extern const int COLOR_hash_collection__HashSetIterator__init;
void hash_collection__HashSet__add(val* self, val* p0);
void hash_collection__HashSet__remove(val* self, val* p0);
void hash_collection__HashSet__clear(val* self);
val* NEW_hash_collection__HashSetIterator(const struct type* type);
extern const int COLOR_hash_collection__HashSetIteratorhash_collection__HashSet_FT0;
extern const int COLOR_hash_collection__HashSetIterator__init;