Thu, 30 Jul 2009 10:29:53 +0100
6827648: Extremely slow compilation time for visitor pattern code + generics
Summary: Javac unnecessarily recomputates type-substitutions multiple times
Reviewed-by: jjg
1 /*
2 * Copyright 2004-2007 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
20 * CA 95054 USA or visit www.sun.com if you need additional information or
21 * have any questions.
22 */
26 /**
27 * Class that uses constructs whose language and vm interpretation
28 * differ.
29 */
30 public class MisMatch {
31 static final int constant = 3;
32 static int notConstant = 4;
33 private static strictfp class NestedClass {
34 }
36 protected abstract class AbstractNestedClass {
37 /**
38 * Another doc comment.
39 *
40 * This one has multiple lines.
41 */
42 void myMethod() throws RuntimeException , Error {}
44 abstract void myAbstractMethod();
45 }
47 void VarArgsMethod1(Number... num) {
48 ;
49 }
51 void VarArgsMethod2(float f, double d, Number... num) {
52 ;
53 }
54 }
56 @interface Colors {
57 }
59 interface Inter {
60 void interfaceMethod();
61 }
63 enum MyEnum {
64 RED,
65 GREEN,
66 BLUE;
67 }