pkg/front_end/testcases/regress/duplicate_enum_constructor.dart

// 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.

enum Foo {
  a, b;

  const Foo();
  const Foo();
}