// Copyright (c) 2016, 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 Execution of a postfix expression of the form e1?.v++ is
/// equivalent to executing ((x) => x == null? null: x.v++)(e1) unless e1 is
/// a type literal, in which case it is equivalent to e1.v++
/// @description Checks that if in expression e1?.v++ e1 is a type literal,
/// then it is equivalent to e1.v++
/// @author sgrekhov@unipro.ru

import '../../../Utils/expect.dart';

class C {
  static int v = 0;
}

main() {
  Expect.equals(C?.v++, 0);
  Expect.equals(C?.v, 1);
}
