pkg/front_end/testcases/general/issue38938.dart

// 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.

class A {
  int? v;
  int? v;
  A(this.v);
  A.second();
}