// Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

/// @assertion It is a compile error if a factory returns a non-null object whose
/// type is not a subtype of its actual return type.
/// @description Checks that returning an object whose type is not subtype of M
/// from factory constructor M produces a compile error.
/// @author pagolubev


class C {}

class A {
  factory A() => C();
//               ^
// [analyzer] unspecified
// [cfe] unspecified
}

main() {
  A();
}
