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 core::Object {
  field core::num* x;
  synthetic constructor •() → self::C*
    ;
}
class D extends self::C implements self::B<core::num*> {
  synthetic constructor •() → self::D*
    ;
  forwarding-stub set x(generic-covariant-impl core::num* _) → void
    return super.{self::C::x} = _;
}
static method main() → void
  ;