blob: c5b7420893889b35dd5e61b97f0fd6fa5fbda8a2 [file] [log] [blame]
// Copyright (c) 2019, 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.
// SharedOptions=--enable-experiment=non-nullable
void f(Object x) {
do {
x.length; //# 01: compile-time error
} while (x is! String);
x.length; //# 02: ok
}
void main() {}