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

class Foo extends core::Object {
  field dynamic field = null;
  synthetic constructor •() → self::Foo*
    : super core::Object::•()
    ;
  abstract member-signature get _identityHashCode() → core::int*;
  abstract member-signature method _instanceOf(dynamic instantiatorTypeArguments, dynamic functionTypeArguments, dynamic type) → core::bool*;
  abstract member-signature method _simpleInstanceOf(dynamic type) → core::bool*;
  abstract member-signature method _simpleInstanceOfTrue(dynamic type) → core::bool*;
  abstract member-signature method _simpleInstanceOfFalse(dynamic type) → core::bool*;
  abstract member-signature operator ==(dynamic other) → core::bool*;
  abstract member-signature get hashCode() → core::int*;
  abstract member-signature method toString() → core::String*;
  abstract member-signature method noSuchMethod(core::Invocation* invocation) → dynamic;
  abstract member-signature get runtimeType() → core::Type*;
}
static method identity(dynamic x) → dynamic
  return x;
static method use(dynamic x) → void {}
static method main(core::List<core::String*>* args) → dynamic {
  dynamic foo = self::identity(new self::Foo::•());
  if(args.{core::List::length}.{core::num::>}(1)) {
    foo.field = "string";
    dynamic first = foo.field;
    self::use(first);
    foo.noField = "string";
    dynamic second = foo.noField;
    self::use(second);
  }
}