Mercurial > hg > truffle
view test/compiler/6859338/Test6859338.java @ 3998:ec5ce9326985
6865265: JVM crashes with "missing exception handler" error
Summary: Retry the call to fast_exception_handler_bci_for() after it returned with a pending exception. Don't cache the exception handler pc computed by compute_compiled_exc_handler() if the handler is for another (nested) exception.
Reviewed-by: kamg, kvn
Contributed-by: volker.simonis@gmail.com
author | kvn |
---|---|
date | Tue, 04 Oct 2011 14:30:04 -0700 |
parents | c18cbe5936b8 |
children | da91efe96a93 |
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/* * Copyright (c) 2009, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ /** * @test * @bug 6859338 * @summary Assertion failure in sharedRuntime.cpp * * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:-InlineObjectHash -Xbatch -XX:-ProfileInterpreter Test6859338 */ public class Test6859338 { static Object[] o = new Object[] { new Object(), null }; public static void main(String[] args) { int total = 0; try { // Exercise the implicit null check in the unverified entry point for (int i = 0; i < 40000; i++) { int limit = o.length; if (i < 20000) limit = 1; for (int j = 0; j < limit; j++) { total += o[j].hashCode(); } } } catch (NullPointerException e) { // this is expected. A true failure causes a crash } } }