// 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.

staticTypeOf<T>(T x) => T;

main() {
  var {"key": v} = <String, int>{"key": 42};
  print(staticTypeOf(v));
}
