1 /* 2 * Copyright (c) 2010, 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 6911256 6964740 27 * @author Joseph D. Darcy 28 * @summary Strange ARMs 29 * @compile/fail -source 6 WeirdArm.java 30 * @compile WeirdArm.java 31 * @run main WeirdArm 32 */ 33 34 public class WeirdArm implements AutoCloseable { 35 private static int closeCount = 0; 36 public static void main(String... args) { 37 try(WeirdArm r1 = new WeirdArm(); WeirdArm r2 = r1) { 38 if (r1 != r2) 39 throw new RuntimeException("Unexpected inequality."); 40 } 41 if (closeCount != 2) 42 throw new RuntimeException("bad closeCount" + closeCount); 43 } 44 45 public void close() { 46 closeCount++; 47 } 48 }