pkg/front_end/testcases/nnbd/platform_optional_parameters/origin_lib.dart

// Copyright (c) 2020, 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 Class {
  void method([int i]) {}

  external void patchedMethod([int i]);
}

void method([int i]) {}

external void patchedMethod([int i]);