// 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 either of the identifiers [await] or
 * [yield] is used as an identifier in a function body marked with either
 * [async], [async*] or [sync*].
 * @description Checks that it is a compile-time error if yield is used in the
 * method marked with sync*.
 * @compile-error
 * @author ngl@unipro.ru
 */

f() sync* {
  int yield = 3;
}

main() {
  f();
}

