// Copyright (c) 2024, 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.

const a = 42;
set a(_) {}

const int b = 87;
void set b(int value) {}

class Class {
  static const c = 42;
  static set c(_) {}

  static const int d = 87;
  static void set d(int value) {}

  static const e = 123;
  void set e(_) {}
}
