Mon, 28 Feb 2011 13:42:24 -0800
7022711: compiler crash in try-with-resources
Reviewed-by: mcimadamore
1 /*
2 * Copyright (c) 2002, 2009, 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 4329886
27 * @summary Clone() on arrays compiled incorrectly
28 * @author gafter jjg
29 */
31 import java.io.*;
33 /** The qualifying type in the code for array.clone() should be the array type. */
34 public class ArrayClone {
35 public static void main(String[] args) {
36 new ArrayClone().run();
37 }
39 public void run() {
40 String[] args = { "-classpath", System.getProperty("test.classes", "."), "-v", "Test" };
41 StringWriter sw = new StringWriter();
42 PrintWriter pw = new PrintWriter(sw);
43 int rc = com.sun.tools.javap.Main.run(args, pw);
44 if (rc != 0)
45 throw new Error("javap failed; exit " + rc);
47 String out = sw.toString();
48 System.out.println(out);
50 for (String line: out.split("(\\n|\\r\\n?)")) {
51 String match = "[ \t]+[0-9]+:[ \t]+invokevirtual[ \t]+#[0-9]+[ \t]+// Method \"\\[Ljava/lang/String;\".clone:\\(\\)Ljava/lang/Object;";
52 if (line.matches(match))
53 return;
54 }
55 throw new Error("expected string not found in javap output");
56 }
57 }
59 class Test {
60 public static void main(String[] args) {
61 args.clone();
62 }
63 }