@interface _TtCVs10__CocoaSet8Iterator : _TtCs12_SwiftObject {
void /* unknown type, empty encoding */ _fastEnumerationState;
void /* unknown type, empty encoding */ _fastEnumerationStackBuf;
void /* unknown type, empty encoding */ base;
void /* unknown type, empty encoding */ itemIndex;
void /* unknown type, empty encoding */ itemCount;
}
@end