library;
import self as self;
import "dart:core" as core;
import "dart:collection" as col;

import "dart:collection";

class A<T extends core::Object? = dynamic> extends core::Object {
  synthetic constructor •() → self::A<self::A::T%>
    : super core::Object::•()
    ;
}
class C extends core::Object {
  synthetic constructor •() → self::C
    : super core::Object::•()
    ;
  method fun() → dynamic {
    self::A<dynamic> a;
    col::DoubleLinkedQueue<dynamic> c;
  }
}
static method main() → dynamic {
  self::A<dynamic> a;
  col::DoubleLinkedQueue<dynamic> c;
}