view test/runtime/7160757/Test7160757.java @ 14094:3f27e57439ed

Truffle/Instrumentation: significant rearrangement (including moved class) and extension of the Truffle Instrumentation Framework. New interfaces include DebugContext (which can be attached to the ExecutionContext), through which access is provided to possibly language-specific (a) node instrumentation, (b) debug services manager, (c) notification when programs halt, (d) display of language values, and (e) display of variable identifiers.
author Michael Van De Vanter <michael.van.de.vanter@oracle.com>
date Mon, 03 Feb 2014 20:58:23 -0800
parents d558e01a72c0
children
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/*
 * Copyright (c) 2012, 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 Test7160757.java
 * @bug 7160757
 * @summary Tests that superclass initialization is not skipped
 */

public class Test7160757 {

    public static void main(String args[]) throws Exception {

        ClassLoader loader = new SLoader();
        try {
            Class.forName("S", true, loader);
            System.out.println("FAILED");
            throw new Exception("Should have thrown a VerifyError.");
        } catch (VerifyError e) {
            System.out.println(e);
            System.out.println("PASSED");
        }
    }

    static class SLoader extends ClassLoader {

        /**
         * public class S extends Throwable {
         *     public S() {
         *         aload_0
         *         invokespecial Object.<init>()
         *         return
         *     }
         * }
         */
        static byte b(int i) { return (byte)i; }
        static byte S_class[] = {
            b(0xca), b(0xfe), b(0xba), b(0xbe), 0x00, 0x00, 0x00, 0x32,
            0x00, 0x0c, 0x0a, 0x00, 0x0b, 0x00, 0x07, 0x07,
            0x00, 0x08, 0x07, 0x00, 0x09, 0x01, 0x00, 0x06,
            0x3c, 0x69, 0x6e, 0x69, 0x74, 0x3e, 0x01, 0x00,
            0x03, 0x28, 0x29, 0x56, 0x01, 0x00, 0x04, 0x43,
            0x6f, 0x64, 0x65, 0x0c, 0x00, 0x04, 0x00, 0x05,
            0x01, 0x00, 0x01, 0x53, 0x01, 0x00, 0x13, 0x6a,
            0x61, 0x76, 0x61, 0x2f, 0x6c, 0x61, 0x6e, 0x67,
            0x2f, 0x54, 0x68, 0x72, 0x6f, 0x77, 0x61, 0x62,
            0x6c, 0x65, 0x01, 0x00, 0x10, 0x6a, 0x61, 0x76,
            0x61, 0x2f, 0x6c, 0x61, 0x6e, 0x67, 0x2f, 0x4f,
            0x62, 0x6a, 0x65, 0x63, 0x74, 0x07, 0x00, 0x0a,
            0x00, 0x21, 0x00, 0x02, 0x00, 0x03, 0x00, 0x00,
            0x00, 0x00, 0x00, 0x01, 0x00, 0x01, 0x00, 0x04,
            0x00, 0x05, 0x00, 0x01, 0x00, 0x06, 0x00, 0x00,
            0x00, 0x11, 0x00, 0x01, 0x00, 0x01, 0x00, 0x00,
            0x00, 0x05, 0x2a, b(0xb7), 0x00, 0x01, b(0xb1), 0x00,
            0x00, 0x00, 0x00, 0x00, 0x00
        };

        public Class findClass(String name) throws ClassNotFoundException {
            return defineClass(name, S_class, 0, S_class.length);
        }
    }
}