blob: 05e3c501f2b4546c0e36a2c75303290b61f768cb [file] [log] [blame]
// Copyright (c) 2012, 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";
foo(state0) {
if (state0 == null) return 0;
var sum = 0;
for (int i = 0; i < state0.length; i++) {
sum += state0[i];
}
state0 = inscrutableId(state0);
for (int i = 0; i < state0.length; i++) {
sum += state0[i];
}
return sum;
}
int inscrutable(int x) => x == 0 ? 0 : x | inscrutable(x & (x - 1));
inscrutableId(x) {
if (x == 0) return inscrutable(x);
return (3 == inscrutable(3)) ? x : false;
}
class A {
int length = 3;
operator [](i) => 1;
}
main() {
Expect.equals(12, foo([1, 2, 3]));
if (inscrutableId(0) == 0) {
Expect.equals(6, foo(new A()));
}
}