test/compiler/jsr292/NullConstantReceiver.java

Thu, 17 Nov 2016 16:06:56 +0000

author
dbuck
date
Thu, 17 Nov 2016 16:06:56 +0000
changeset 8651
a50ab9692b6f
parent 7287
8ed0a8dbea70
child 8657
739246e5f9f3
permissions
-rw-r--r--

8158639: C2 compilation fails with SIGSEGV
Summary: fixed the jvms for callsite traps based on declared signature.
Reviewed-by: jcm, coleenp, vlivanov

     1 /*
     2  * Copyright (c) 2014, 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  */
    24 /**
    25  * @test
    26  * @bug 8059556 8158639
    27  *
    28  * @run main/othervm -Xbatch NullConstantReceiver
    29  * @run main/othervm -Xbatch -XX:CompileCommand=exclude,*::run NullConstantReceiver
    30  */
    32 import java.lang.invoke.MethodHandle;
    33 import java.lang.invoke.MethodHandles;
    34 import java.lang.invoke.MethodType;
    36 public class NullConstantReceiver {
    37     static final MethodHandle target;
    38     static {
    39         try {
    40             target = MethodHandles.lookup().findVirtual(NullConstantReceiver.class, "test", MethodType.methodType(void.class));
    41         } catch (ReflectiveOperationException e) {
    42             throw new Error(e);
    43         }
    44     }
    46     public void test() {}
    48     static void run() throws Throwable {
    49         target.invokeExact((NullConstantReceiver) null);
    50     }
    52     public static void main(String[] args) throws Throwable {
    53         for (int i = 0; i<15000; i++) {
    54             try {
    55                 run();
    56             } catch (NullPointerException e) {
    57                 // expected
    58                 continue;
    59             }
    60             throw new AssertionError("NPE wasn't thrown");
    61         }
    62         System.out.println("TEST PASSED");
    63     }
    64 }

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