blob: 64eb038a90bf3f4ffadbd0a78838752a6c3e2408 [file] [log] [blame]
// Copyright (c) 2013, 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.
// Tests double comparisons with NaN in different contexts.
// VMOptions=--optimization-counter-threshold=10
import "package:expect/expect.dart";
test_expr(a, b) => a != b;
test_conditional(a, b) => a != b ? true : false;
test_branch(a, b) {
if (a != b) {
return true;
}
return false;
}
main() {
Expect.equals(true, test_expr(0.5, double.nan));
for (var i = 0; i < 20; i++) test_expr(0.5, double.nan);
Expect.equals(true, test_expr(0.5, double.nan));
Expect.equals(true, test_conditional(0.5, double.nan));
for (var i = 0; i < 20; i++) test_conditional(0.5, double.nan);
Expect.equals(true, test_conditional(0.5, double.nan));
Expect.equals(true, test_branch(0.5, double.nan));
for (var i = 0; i < 20; i++) test_branch(0.5, double.nan);
Expect.equals(true, test_branch(0.5, double.nan));
}