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 }