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

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