pkg/front_end/testcases/patterns/issue52228.dart

// Copyright (c) 2023, 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.

test() {
  await for (var [v1] in Stream.fromIterable([[1], [2], [3]])) { // Error.
    print(v1);
  }
}