// Copyright (c) 2016, 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 static warning if the declared return type of a function
/// marked sync* may not be assigned to Iterable. It is a static warning if
/// the declared return type of a function marked async* may not be assigned
/// to Stream.
///
/// @description Check that it is a compile error, if the declared
/// return type of synchronous generator function may not be assigned
/// to Iterable.
///
/// @author a.semenov@unipro.ru


int f() sync* { }
//^
// [analyzer] unspecified
// [cfe] unspecified

main() {
  f();
}
