mirror of
https://github.com/dart-lang/sdk
synced 2024-09-16 00:19:48 +00:00
c8674d581e
Change-Id: Ia481e2305a2a946876fc8a2dd6fd2e7c333da3fd Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/148149 Auto-Submit: Bob Nystrom <rnystrom@google.com> Reviewed-by: Erik Ernst <eernst@google.com> Commit-Queue: Bob Nystrom <rnystrom@google.com>
34 lines
748 B
Dart
34 lines
748 B
Dart
// 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";
|
|
|
|
// The "if (negative) res2 |= 3" below can be emitted as negative && (res2 |= 3)
|
|
// in JavaScript. Dart2js produced the wrong output.
|
|
|
|
_shiftRight(x, y) => x;
|
|
int64_bits(x) => x;
|
|
|
|
class A {
|
|
opshr(int n, a2) {
|
|
int res2;
|
|
bool negative = a2 == 496;
|
|
|
|
res2 = _shiftRight(a2, n);
|
|
if (negative) {
|
|
res2 |= 3;
|
|
}
|
|
return int64_bits(res2);
|
|
}
|
|
}
|
|
|
|
main() {
|
|
var a = new A();
|
|
var t;
|
|
for (int i = 0; i < 3; i++) {
|
|
t = a.opshr(99, 496);
|
|
}
|
|
Expect.equals(499, t);
|
|
}
|