| // Copyright (c) 2022, the R8 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. |
| |
| package com.android.tools.r8.ir.desugar.backports; |
| |
| import java.util.concurrent.atomic.AtomicReferenceFieldUpdater; |
| |
| public final class AtomicReferenceFieldUpdaterMethods { |
| // Workaround Android S issue with AtomicReferenceFieldUpdater.compareAndSet (b/211646483). |
| public static boolean compareAndSet( |
| AtomicReferenceFieldUpdater<Object, Object> updater, |
| Object object, |
| Object expect, |
| Object update) { |
| do { |
| if (updater.compareAndSet(object, expect, update)) { |
| return true; |
| } |
| } while (updater.get(object) == expect); |
| return false; |
| } |
| } |