Mercurial > hg > truffle
diff test/runtime/6294277/SourceDebugExtension.java @ 6236:950ed41429e5
Merge
author | zgu |
---|---|
date | Thu, 19 Jul 2012 06:24:46 -0700 |
parents | d900d95bfdb0 |
children | 047ea31fb127 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/test/runtime/6294277/SourceDebugExtension.java Thu Jul 19 06:24:46 2012 -0700 @@ -0,0 +1,136 @@ +/* + * 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 + * @bug 6294277 + * @summary java -Xdebug crashes on SourceDebugExtension attribute larger than 64K + * @run main/othervm -Xdebug -Xrunjdwp:transport=dt_socket,address=8888,server=y,suspend=n SourceDebugExtension + */ +import java.io.*; + +public class SourceDebugExtension extends ClassLoader +{ + static final int attrSize = 68000; + static byte[] header = { +(byte)0xca, (byte)0xfe, (byte)0xba, (byte)0xbe, (byte)0x00, (byte)0x00, (byte)0x00, +(byte)0x32, (byte)0x00, (byte)0x1e, (byte)0x0a, (byte)0x00, (byte)0x06, (byte)0x00, +(byte)0x0f, (byte)0x09, (byte)0x00, (byte)0x10, (byte)0x00, (byte)0x11, (byte)0x08, +(byte)0x00, (byte)0x12, (byte)0x0a, (byte)0x00, (byte)0x13, (byte)0x00, (byte)0x14, +(byte)0x07, (byte)0x00, (byte)0x15, (byte)0x07, (byte)0x00, (byte)0x16, (byte)0x01, +(byte)0x00, (byte)0x06, (byte)0x3c, (byte)0x69, (byte)0x6e, (byte)0x69, (byte)0x74, +(byte)0x3e, (byte)0x01, (byte)0x00, (byte)0x03, (byte)0x28, (byte)0x29, (byte)0x56, +(byte)0x01, (byte)0x00, (byte)0x04, (byte)0x43, (byte)0x6f, (byte)0x64, (byte)0x65, +(byte)0x01, (byte)0x00, (byte)0x0f, (byte)0x4c, (byte)0x69, (byte)0x6e, (byte)0x65, +(byte)0x4e, (byte)0x75, (byte)0x6d, (byte)0x62, (byte)0x65, (byte)0x72, (byte)0x54, +(byte)0x61, (byte)0x62, (byte)0x6c, (byte)0x65, (byte)0x01, (byte)0x00, (byte)0x04, +(byte)0x6d, (byte)0x61, (byte)0x69, (byte)0x6e, (byte)0x01, (byte)0x00, (byte)0x16, +(byte)0x28, (byte)0x5b, (byte)0x4c, (byte)0x6a, (byte)0x61, 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(byte)0x06, (byte)0x00, (byte)0x01, +(byte)0x00, (byte)0x00, (byte)0x00, (byte)0x01, (byte)0x00, (byte)0x09, (byte)0x00, +(byte)0x0b, (byte)0x00, (byte)0x0c, (byte)0x00, (byte)0x01, (byte)0x00, (byte)0x09, +(byte)0x00, (byte)0x00, (byte)0x00, (byte)0x25, (byte)0x00, (byte)0x02, (byte)0x00, +(byte)0x01, (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x09, (byte)0xb2, (byte)0x00, +(byte)0x02, (byte)0x12, (byte)0x03, (byte)0xb6, (byte)0x00, (byte)0x04, (byte)0xb1, +(byte)0x00, (byte)0x00, (byte)0x00, (byte)0x01, (byte)0x00, (byte)0x0a, (byte)0x00, +(byte)0x00, (byte)0x00, (byte)0x0a, (byte)0x00, (byte)0x02, (byte)0x00, (byte)0x00, +(byte)0x00, (byte)0x03, (byte)0x00, (byte)0x08, (byte)0x00, (byte)0x04, (byte)0x00, +(byte)0x02, (byte)0x00, (byte)0x0d, (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x02, +(byte)0x00, (byte)0x0e, (byte)0x00, (byte)0x1d, (byte)0x00, (byte)0x01, (byte)0x09, +(byte)0xa0 + }; + + public static void main(String[] args) throws Exception + { + try { + SourceDebugExtension loader = new SourceDebugExtension(); + /* The test program creates a class file from the header + * stored above and adding the content of a SourceDebugExtension + * attribute made of the character 0x02 repeated 68000 times. + * This attribute doesn't follow the syntax specified in JSR 45 + * but it's fine because this test just checks that the JVM is + * able to load a class file with a SourceDebugExtension + * attribute bigger than 64KB. The JVM doesn't try to + * parse the content of the attribute, this work is performed + * by the SA or external tools. + */ + byte[] buf = new byte[header.length + attrSize]; + for(int i=0; i<header.length; i++) { + buf[i] = header[i]; + } + for(int i=0; i<attrSize; i++) { + buf[header.length+i] = (byte)0x02; + } + Class c = loader.defineClass("TestProg", buf, 0, buf.length); + System.out.println("Test PASSES"); + } catch(Exception e) { + System.out.println("Test FAILS"); + } + } +}