library /*isNonNullableByDefault*/;
import self as self;
import "dart:core" as core;

import "package:expect/expect.dart";

class G<T extends core::Object? = dynamic> extends core::Object {
  synthetic constructor •() → self::G<self::G::T%>
    ;
}
class A extends core::Object {
  synthetic constructor •() → self::A
    ;
}
class B extends self::A {
  synthetic constructor •() → self::B
    ;
}
class C extends self::B {
  synthetic constructor •() → self::C
    ;
}
static method main() → dynamic
  ;