1 /* 2 * Copyright (c) 2019, 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 8227373 27 * @summary Test that verifier allows monitor operations on inline types. 28 * @compile -XDemitQtypes -XDenableValueTypes -XDallowWithFieldOperator VTMonitor.java 29 * @run main/othervm -Xverify:remote VTMonitor 30 */ 31 32 public inline final class VTMonitor { 33 final int x; 34 final int y; 35 36 private VTMonitor() { 37 x = 0; 38 y = 0; 39 } 40 41 public static VTMonitor createVTMonitor(int x, int y) { 42 VTMonitor p = VTMonitor.default; 43 p = __WithField(p.x, x); 44 p = __WithField(p.y, y); 45 return p; 46 } 47 48 public static void main(String[] args) { 49 Object a = createVTMonitor(3, 4); 50 try { 51 synchronized(a) { 52 throw new RuntimeException("Synchronization on inline type should fail"); 53 } 54 } catch (java.lang.IllegalMonitorStateException e) { 55 // Expected 56 } 57 } 58 }