Mon, 08 Apr 2013 15:53:08 +0100
8010404: Lambda debugging: redundant LineNumberTable entry for lambda capture
Summary: Ignore indy entries in LineNumberTable
Reviewed-by: jjg
1 /*
2 * Copyright (c) 2008, 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 6759996
27 * @summary javac should ignore empty entries on paths
28 */
30 import java.io.File;
31 import java.io.FileWriter;
32 import java.io.IOException;
33 import java.io.PrintWriter;
34 import java.io.StringWriter;
35 import java.io.Writer;
37 public class T6759996 {
38 public static void main(String[] args) throws Exception {
39 new T6759996().run();
40 }
42 void run() throws IOException, InterruptedException {
43 String PS = File.pathSeparator;
44 write(new File("A.java"), "class A { }");
45 write(new File("B.java"), "class B extends A { }");
46 // In the following line, the presence of the empty element
47 // should not mask the presence of the "." element on the path
48 javac("-verbose", "-sourcepath", "" + PS + ".", "B.java");
49 }
51 void javac(String... args) throws IOException, InterruptedException {
52 StringWriter sw = new StringWriter();
53 PrintWriter out = new PrintWriter(sw);
54 int rc = com.sun.tools.javac.Main.compile(args, out);
55 System.out.println(sw.toString());
56 if (rc != 0)
57 throw new Error("javac failed: rc=" + rc);
59 }
61 void write(File to, String body) throws IOException {
62 System.err.println("write " + to);
63 File toDir = to.getParentFile();
64 if (toDir != null) {
65 boolean ok = toDir.mkdirs();
66 if (!ok) {
67 throw new Error("could not create directory " + toDir);
68 }
69 }
70 Writer out = new FileWriter(to);
71 try {
72 out.write(body);
73 if (!body.endsWith("\n"))
74 out.write("\n");
75 } finally {
76 out.close();
77 }
78 }
79 }