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

class A extends core::Object implements self::B {
  field dynamic x = null;
  synthetic constructor •() → void
    : super core::Object::•()
    ;
}
class B extends core::Object {
  field dynamic x = 0;
  synthetic constructor •() → void
    : super core::Object::•()
    ;
}
static method main() → dynamic {}