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

class B<T extends core::Object* = dynamic> extends core::Object {
  generic-covariant-impl field self::B::T* x;
  synthetic constructor •() → self::B<self::B::T*>*
    ;
}
class C extends self::B<core::num*> {
  synthetic constructor •() → self::C*
    ;
}
static method main() → void
  ;