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 compiler.runtime.Test7088020
  31  */
  32 
  33 package compiler.runtime;
  34 
  35 import java.lang.invoke.MethodHandle;
  36 import java.lang.invoke.MethodHandles;
  37 import java.lang.invoke.MethodType;
  38 import java.lang.invoke.WrongMethodTypeException;
  39 
  40 public class Test7088020 {
  41     public static boolean test() {
  42         return false;
  43     }
  44 
  45     public static void main(String... args) throws Throwable {
  46         MethodHandle test = MethodHandles.lookup().findStatic(Test7088020.class, "test",  MethodType.methodType(Boolean.TYPE));
  47 
  48         // Exercise WMT with different argument alignments
  49         int thrown = 0;
  50         try {
  51             test.invokeExact(0);
  52         } catch (WrongMethodTypeException wmt) {
  53             thrown++;
  54             if (wmt.getStackTrace().length < 1) throw new InternalError("missing stack frames");
  55         }
  56         try {
  57             test.invokeExact(0, 1);
  58         } catch (WrongMethodTypeException wmt) {
  59             thrown++;
  60             if (wmt.getStackTrace().length < 1) throw new InternalError("missing stack frames");
  61         }
  62         try {
  63             test.invokeExact(0, 1, 2);
  64         } catch (WrongMethodTypeException wmt) {
  65             thrown++;
  66             if (wmt.getStackTrace().length < 1) throw new InternalError("missing stack frames");
  67         }
  68         try {
  69             test.invokeExact(0, 1, 2, 3);
  70         } catch (WrongMethodTypeException wmt) {
  71             thrown++;
  72             if (wmt.getStackTrace().length < 1) throw new InternalError("missing stack frames");
  73         }
  74         try {
  75             thrown++;
  76             test.invokeExact(0, 1, 2, 3, 4);
  77         } catch (WrongMethodTypeException wmt) {
  78             if (wmt.getStackTrace().length < 1) throw new InternalError("missing stack frames");
  79         }
  80         if (thrown != 5) {
  81             throw new InternalError("not enough throws");
  82         }
  83     }
  84 }