Robert Nystrom
062cd60ee2
Change-Id: Ie2bdcec491603f231a762ad211ba1d087a4c5c94 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/150000 Auto-Submit: Bob Nystrom <rnystrom@google.com> Reviewed-by: Nicholas Shahan <nshahan@google.com> Commit-Queue: Bob Nystrom <rnystrom@google.com>
18 lines
583 B
Dart
18 lines
583 B
Dart
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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import "package:expect/expect.dart";
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int inscrutable(int x) => x == 0 ? 0 : x | inscrutable(x & (x - 1));
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main() {
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var things = [0, double.infinity, double.negativeInfinity];
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var first = things[1];
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var second = things[2];
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Expect.isFalse(first is int);
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Expect.isFalse(second is int);
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Expect.isTrue(first is double);
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Expect.isTrue(second is double);
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}
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