/*
 * Copyright (c) 2019, 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 In cases where the context type is not specific enough to
 * disambiguate, we could make it an error instead of defaulting to map.
 * However, that would be inconsistent with how empty collections are handled.
 * Those have to default to map for backwards compatibility.
 * @description Checks that actual type of {} is correct according on the
 * set/map inference rules.
 * @compile-error
 * @author iarkh@unipro.ru
 */
// SharedOptions=--enable-experiment=constant-update-2018

main() {
  List res3 = {};
}