dart-sdk/tests/language/regress/regress13179_test.dart
Robert Nystrom 67539c2faf Migrate language_2/regress to NNBD.
Change-Id: I318742cd4303d70c0625c9efd98bb01087aa5de4
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/150466
Commit-Queue: Bob Nystrom <rnystrom@google.com>
Reviewed-by: Erik Ernst <eernst@google.com>
2020-06-13 01:00:22 +00:00

20 lines
400 B
Dart

// Copyright (c) 2015, 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.
import "package:expect/expect.dart";
int count = 0;
void f([void f([Null x])? = f]) {
count++;
if (f != null) {
f(null);
}
}
main() {
f();
Expect.equals(2, count);
}