tests/language/map_literal1_test.dart

// Copyright (c) 2011, 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.
//
// When type checks are enabled, a type mismatch in a map literal is a compile-time error

main() {
  var m = const
      <String, String>  /// 01: checked mode compile-time error
      {"a": 0};
}