test/compiler/6695810/Test.java

Fri, 08 May 2009 15:16:38 -0700

author
ohair
date
Fri, 08 May 2009 15:16:38 -0700
changeset 1216
44ccd7a9065c
parent 821
f1ecf9191140
child 1907
c18cbe5936b8
permissions
-rw-r--r--

6839151: Add a JPRT default test of -Xshare:dump when new hotspot is built
Reviewed-by: never, kvn

     1 /*
     2  * Copyright 2008 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
    20  * CA 95054 USA or visit www.sun.com if you need additional information or
    21  * have any questions.
    22  */
    24 /*
    25  * @test
    26  * @bug 6695810
    27  * @summary null oop passed to encode_heap_oop_not_null
    28  * @run main/othervm -Xbatch Test
    29  */
    31 public class Test {
    32     Test _t;
    34     static void test(Test t1, Test t2) {
    35         if (t2 != null)
    36             t1._t = t2;
    38         if (t2 != null)
    39             t1._t = t2;
    40     }
    42     public static void main(String[] args) {
    43         Test t = new Test();
    44         for (int i = 0; i < 50; i++) {
    45             for (int j = 0; j < 100; j++) {
    46                 test(t, t);
    47             }
    48             test(t, null);
    49         }
    50         for (int i = 0; i < 10000; i++) {
    51             test(t, t);
    52         }
    53         test(t, null);
    54     }
    55 }

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