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
jjg@469 | 1 | /* |
ohair@554 | 2 | * Copyright (c) 2006, 2010, Oracle and/or its affiliates. All rights reserved. |
jjg@469 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
jjg@469 | 4 | * |
jjg@469 | 5 | * This code is free software; you can redistribute it and/or modify it |
jjg@469 | 6 | * under the terms of the GNU General Public License version 2 only, as |
jjg@469 | 7 | * published by the Free Software Foundation. |
jjg@469 | 8 | * |
jjg@469 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
jjg@469 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
jjg@469 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
jjg@469 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
jjg@469 | 13 | * accompanied this code). |
jjg@469 | 14 | * |
jjg@469 | 15 | * You should have received a copy of the GNU General Public License version |
jjg@469 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
jjg@469 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
jjg@469 | 18 | * |
ohair@554 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
ohair@554 | 20 | * or visit www.oracle.com if you need additional information or have any |
ohair@554 | 21 | * questions. |
jjg@469 | 22 | */ |
jjg@469 | 23 | |
jjg@469 | 24 | /* |
jjg@469 | 25 | * @test |
jjg@469 | 26 | * @bug 6472751 |
jjg@469 | 27 | * @summary SourcePositions.getStartPos returns incorrect value for enum constants |
jjg@469 | 28 | * @author Peter Ahe |
jjg@469 | 29 | */ |
jjg@469 | 30 | |
jjg@469 | 31 | import com.sun.source.tree.CompilationUnitTree; |
jjg@469 | 32 | import com.sun.source.tree.Tree; |
jjg@469 | 33 | import com.sun.source.tree.Tree.Kind; |
jjg@469 | 34 | import com.sun.source.util.JavacTask; |
jjg@469 | 35 | import com.sun.source.util.SourcePositions; |
jjg@469 | 36 | import com.sun.source.util.TreeScanner; |
jjg@469 | 37 | import com.sun.source.util.Trees; |
jjg@469 | 38 | import com.sun.tools.javac.util.List; |
jjg@469 | 39 | import java.io.IOException; |
jjg@469 | 40 | import java.net.URI; |
jjg@469 | 41 | import javax.tools.JavaCompiler; |
jjg@469 | 42 | import javax.tools.JavaFileObject; |
jjg@469 | 43 | import javax.tools.SimpleJavaFileObject; |
jjg@469 | 44 | import javax.tools.ToolProvider; |
jjg@469 | 45 | |
jjg@469 | 46 | public class T6472751 { |
jjg@469 | 47 | static class MyFileObject extends SimpleJavaFileObject { |
jjg@469 | 48 | public MyFileObject() { |
jjg@469 | 49 | super(URI.create("myfo:/Test.java"), JavaFileObject.Kind.SOURCE); |
jjg@469 | 50 | } |
jjg@469 | 51 | public CharSequence getCharContent(boolean ignoreEncodingErrors) { |
jjg@469 | 52 | return "public enum Test { ABC, DEF; }"; |
jjg@469 | 53 | } |
jjg@469 | 54 | } |
jjg@469 | 55 | static Trees trees; |
jjg@469 | 56 | static SourcePositions positions; |
jjg@469 | 57 | public static void main(String[] args) throws IOException { |
jjg@469 | 58 | JavaCompiler compiler = ToolProvider.getSystemJavaCompiler(); |
jjg@469 | 59 | JavacTask task = (JavacTask) compiler.getTask(null, null, null, null, null, List.of(new MyFileObject())); |
jjg@469 | 60 | trees = Trees.instance(task); |
jjg@469 | 61 | positions = trees.getSourcePositions(); |
jjg@469 | 62 | Iterable<? extends CompilationUnitTree> asts = task.parse(); |
jjg@469 | 63 | for (CompilationUnitTree ast : asts) { |
jjg@469 | 64 | new MyVisitor().scan(ast, null); |
jjg@469 | 65 | } |
jjg@469 | 66 | } |
jjg@469 | 67 | |
jjg@469 | 68 | static class MyVisitor extends TreeScanner<Void,Void> { |
jjg@469 | 69 | @Override |
jjg@469 | 70 | public Void scan(Tree node, Void ignored) { |
jjg@469 | 71 | if (node == null) |
jjg@469 | 72 | return null; |
jjg@469 | 73 | Kind k = node.getKind(); |
jjg@469 | 74 | long pos = positions.getStartPosition(null,node); |
jjg@469 | 75 | System.out.format("%s: %s%n", k, pos); |
jjg@469 | 76 | if (k != Kind.MODIFIERS && pos < 0) |
jjg@469 | 77 | throw new Error("unexpected position found"); |
jjg@469 | 78 | return super.scan(node, ignored); |
jjg@469 | 79 | } |
jjg@469 | 80 | } |
jjg@469 | 81 | } |