Files
sdk/tests/language/optimize/pure_function2_test.dart
T
Robert Nystrom c959c9aba7 Migrate language_2/optimize to NNBD.
Change-Id: I3f67dd79ff2ee745cc2ea161ce7150630e805c97
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/150186
Commit-Queue: Bob Nystrom <rnystrom@google.com>
Auto-Submit: Bob Nystrom <rnystrom@google.com>
Reviewed-by: Nicholas Shahan <nshahan@google.com>
2020-06-06 01:42:35 +00:00

38 lines
814 B
Dart

// Copyright (c) 2014, 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";
// Regression test for issue 17483.
confuse(x) {
if (new DateTime.now().millisecondsSinceEpoch == 42) return confuse(x);
return x;
}
foo(trace) {
trace.add("foo");
return "foo";
}
bar(trace) {
trace.add("bar");
return "bar";
}
main() {
var f = confuse(foo);
var b = confuse(bar);
var trace = [];
// Dart2js must keep the order of t1 and t2.
var t1 = f(trace);
var t2 = b(trace);
var t3 = identical(t2, "foo");
trace.add(t1);
trace.add(t3);
trace.add(t3);
Expect.listEquals(["foo", "bar", "foo", false, false], trace);
}