1 /*
   2  * Copyright (c) 2011, 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 /**
  26  * @test
  27  * @bug 7088020
  28  * @summary SEGV in JNIHandleBlock::release_block
  29  *
  30  * @run main Test7088020
  31  */
  32 
  33 import java.lang.invoke.*;
  34 
  35 
  36 public class Test7088020 {
  37     public static boolean test() {
  38         return false;
  39     }
  40 
  41     public static void main(String... args) throws Throwable {
  42         MethodHandle test = MethodHandles.lookup().findStatic(Test7088020.class, "test",  MethodType.methodType(Boolean.TYPE));
  43 
  44         // Exercise WMT with different argument alignments
  45         int thrown = 0;
  46         try {
  47             test.invokeExact(0);
  48         } catch (WrongMethodTypeException wmt) {
  49             thrown++;
  50             if (wmt.getStackTrace().length < 1) throw new InternalError("missing stack frames");
  51         }
  52         try {
  53             test.invokeExact(0, 1);
  54         } catch (WrongMethodTypeException wmt) {
  55             thrown++;
  56             if (wmt.getStackTrace().length < 1) throw new InternalError("missing stack frames");
  57         }
  58         try {
  59             test.invokeExact(0, 1, 2);
  60         } catch (WrongMethodTypeException wmt) {
  61             thrown++;
  62             if (wmt.getStackTrace().length < 1) throw new InternalError("missing stack frames");
  63         }
  64         try {
  65             test.invokeExact(0, 1, 2, 3);
  66         } catch (WrongMethodTypeException wmt) {
  67             thrown++;
  68             if (wmt.getStackTrace().length < 1) throw new InternalError("missing stack frames");
  69         }
  70         try {
  71             thrown++;
  72             test.invokeExact(0, 1, 2, 3, 4);
  73         } catch (WrongMethodTypeException wmt) {
  74             if (wmt.getStackTrace().length < 1) throw new InternalError("missing stack frames");
  75         }
  76         if (thrown != 5) {
  77             throw new InternalError("not enough throws");
  78         }
  79     }
  80 }