Mon, 17 Oct 2011 12:57:36 +0100
7093325: Redundant entry in bytecode exception table
Summary: Inlining of finalizers does not update gaps list accordingly
Reviewed-by: jjg
1 /*
2 * Copyright (c) 2006, 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 6440583
27 * @summary better error recovery
28 */
30 import java.io.*;
31 import java.util.*;
32 import javax.tools.*;
33 import com.sun.source.tree.*;
34 import com.sun.source.util.*;
35 import com.sun.tools.javac.api.*;
36 import com.sun.tools.javac.tree.JCTree.*;
38 public class T6440583 {
39 public static void main(String... args) throws Exception {
40 String testSrc = System.getProperty("test.src", ".");
41 String testClasses = System.getProperty("test.classes", ".");
42 JavacTool tool = JavacTool.create();
43 StandardJavaFileManager fm = tool.getStandardFileManager(null, null, null);
44 Iterable<? extends JavaFileObject> files =
45 fm.getJavaFileObjectsFromFiles(Arrays.asList(new File(testSrc, "A.java")));
46 JavacTask task = tool.getTask(null, fm, null, null, null, files);
48 Iterable<? extends Tree> trees = task.parse();
50 TreeScanner<Boolean,Void> checker = new TreeScanner<Boolean,Void>() {
51 public Boolean visitErroneous(ErroneousTree tree, Void ignore) {
52 JCErroneous etree = (JCErroneous) tree;
53 List<? extends Tree> errs = etree.getErrorTrees();
54 System.err.println("errs: " + errs);
55 if (errs == null || errs.size() == 0)
56 throw new AssertionError("no error trees found");
57 found = true;
58 return true;
59 }
60 };
62 for (Tree tree: trees)
63 checker.scan(tree, null);
65 if (!found)
66 throw new AssertionError("no ErroneousTree nodes found");
67 }
69 private static boolean found;
70 }