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

class A<T extends core::Object* = dynamic> extends core::Object {
  synthetic constructor •() → self::A<self::A::T*>*
    ;
}
class B<T extends core::num* = core::num*, S extends core::List<self::B::T*>* = core::List<core::num*>*> extends self::A<self::B::T*> {
  constructor •([self::B::T* x]) → self::B<self::B::T*, self::B::S*>*
    ;
}
static method main() → dynamic
  ;