library;
import self as self;
import "dart:core" as core;

typedef A<contravariant T extends core::Object* = dynamic> = (T*) →* dynamic;
typedef B<contravariant S extends (S*) →* dynamic = (dynamic) →* dynamic> = (S*) →* dynamic;
static field ((dynamic) →* dynamic) →* dynamic b;
static method main() → dynamic {}