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

class Base extends core::Object {
  field core::int? value1 = null;
  field core::int? value2 = null;
  synthetic constructor •() → self::Base
    : super core::Object::•()
    ;
}
static method main() → void {
  self::fun();
}
static method fun() → core::int? {
  self::Base? a;
  final core::int? b = let final core::int? #t1 = let final self::Base? #t2 = a in #t2.{core::Object::==}(null) ?{core::int?} null : #t2{self::Base}.{self::Base::value1} in #t1.{core::num::==}(null) ?{core::int?} let final self::Base? #t3 = a in #t3.{core::Object::==}(null) ?{core::int?} null : #t3{self::Base}.{self::Base::value2} : #t1{core::int};
  return b;
}