1 /*

     2  * Copyright (c) 2012, 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 7090976

    28  * @summary Eclipse/CDT causes a JVM crash while indexing C++ code

    29  *

    30  * @run main/othervm -XX:-BackgroundCompilation -XX:-UseOnStackReplacement Test7090976

    31  */

    32 

    33 public class Test7090976 {

    34 

    35     static interface I1 {

    36         public void m1();

    37     };

    38 

    39     static interface I2 {

    40         public void m2();

    41     };

    42 

    43     static interface I extends I1,I2 {

    44     }

    45 

    46     static class A implements I1 {

    47         int v = 0;

    48         int v2;

    49 

    50         public void m1() {

    51             v2 = v;

    52         }

    53     }

    54 

    55     static class B implements I2 {

    56         Object v = new Object();

    57         Object v2;

    58 

    59         public void m2() {

    60             v2 = v;

    61         }

    62     }

    63 

    64     private void test(A a)

    65     {

    66         if (a instanceof I) {

    67             I i = (I)a;

    68             i.m1();

    69             i.m2();

    70         }

    71     }

    72 

    73     public static void main(String[] args)

    74     {

    75         Test7090976 t = new Test7090976();

    76         A a = new A();

    77         B b = new B();

    78         for (int i = 0; i < 10000; i++) {

    79             t.test(a);

    80         }

    81     }

    82 }