1 /*
   2  * Copyright (c) 2014, 2015, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug 8047290
  27  * @summary Ensure that Monitor::lock_without_safepoint_check does not assert when it correctly acquires a lock which must never have safepoint checks.
  28  * @library /test/lib
  29  * @modules java.base/jdk.internal.misc
  30  *          java.management
  31  * @build sun.hotspot.WhiteBox
  32  * @run main ClassFileInstaller sun.hotspot.WhiteBox
  33  *                              sun.hotspot.WhiteBox$WhiteBoxPermission
  34  * @run main AssertSafepointCheckConsistency3
  35  */
  36 
  37 import jdk.test.lib.process.ProcessTools;
  38 import jdk.test.lib.process.OutputAnalyzer;
  39 import jdk.test.lib.Platform;
  40 
  41 import sun.hotspot.WhiteBox;
  42 
  43 public class AssertSafepointCheckConsistency3 {
  44     public static void main(String args[]) throws Exception {
  45         if (args.length > 0) {
  46             WhiteBox.getWhiteBox().assertMatchingSafepointCalls(false, true);
  47         }
  48         if (Platform.isDebugBuild()){
  49             ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
  50                   "-Xbootclasspath/a:.",
  51                   "-XX:+UnlockDiagnosticVMOptions",
  52                   "-XX:+WhiteBoxAPI",
  53                   "-XX:-TransmitErrorReport",
  54                   "-XX:-CreateCoredumpOnCrash",
  55                   "-Xmx32m",
  56                   "AssertSafepointCheckConsistency3",
  57                   "test");
  58 
  59             OutputAnalyzer output = new OutputAnalyzer(pb.start());
  60             output.shouldNotContain("assert");
  61             output.shouldNotContain("never");
  62             output.shouldNotContain("always");
  63         }
  64     }
  65 }