// 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 compile-time error if a return statement of the form
/// return e; appears in a generator function.
///
/// @description Check that statement 'return e' cause a compiler error in
/// asynchronous generator function
///
/// @author a.semenov@unipro.ru

import 'dart:async';

Stream test() async* {
  return 1;
//^
// [analyzer] unspecified
// [cfe] unspecified
}

main() {
  test().isEmpty;
}