pkg/front_end/testcases/unified_collections/string_concatenation.dart

// Copyright (c) 2020, 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.

// @dart=2.9

main() {
  bool b = false;
  ['a' 'b', if (b) 'c' 'd'];
}