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

class A<X extends core::Object? = dynamic> extends core::Object {
  synthetic constructor •() → self::A<self::A::X%>
    : super core::Object::•()
    ;
}
static method foo<Y extends core::Object? = dynamic>(self::foo::Y% y) → self::A<self::foo::Y%>
  return throw 42;
static method test() → dynamic {
  self::A<<Z extends core::Object? = dynamic>(dynamic) → Never> x = self::foo<<Z extends core::Object? = dynamic>(dynamic) → Never>(<Z extends core::Object? = dynamic>(dynamic Z) → Never => throw 42);
  core::List<<Y extends core::Object? = dynamic>(Y%) → self::A<Y%>> y = <<Y extends core::Object? = dynamic>(Y%) → self::A<Y%>>[#C1];
  core::Set<<Y extends core::Object? = dynamic>(Y%) → self::A<Y%>> z = block {
    final core::Set<<Y extends core::Object? = dynamic>(Y%) → self::A<Y%>> #t1 = col::LinkedHashSet::•<<Y extends core::Object? = dynamic>(Y%) → self::A<Y%>>();
    #t1.{core::Set::add}{Invariant}(y.{core::Iterable::first});
  } =>#t1;
}
static method main() → dynamic {}

constants  {
  #C1 = tearoff self::foo
}