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

class C extends core::Object {
  synthetic constructor •() → void
    : super core::Object::•()
    ;
  set x(core::num value) → void {}
}
class D extends self::C {
  synthetic constructor •() → void
    : super self::C::•()
    ;
  set x(covariant core::int value) → void {}
}
class E extends core::Object implements self::D {
  field core::int x = null;
  synthetic constructor •() → void
    : super core::Object::•()
    ;
}
static method main() → dynamic {}