pkg/front_end/testcases/extension_types/issue51299.dart

// 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.

extension type I(int _i) {
  int get i => 0;
  set i(int val) {}
}