Sat, 22 Dec 2018 13:10:38 -0800
Added tag jdk8u202-b25 for changeset 15d8c732039b
1 /*
2 * Copyright (c) 2002, 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 4711570
27 * @summary generics: problem with methods when type parameter doesn't appear in signature
28 * @author gafter
29 *
30 * @compile T4711570.java
31 */
33 class T4711570 {
34 public static int fi() {
35 return fi();
36 }
38 public static void gi() {
39 fi();
40 gi();
41 }
43 public static <T> int f() {
44 return f();
45 }
47 public static <T> void g() {
48 f(); // incompatible.types found: <T>int required: java.lang.Object
49 int i = f(); // workaround for f()
50 g(); // incompatible.types found: <T>void required: java.lang.Object
51 }
52 // required type looks strange
54 public static <T> void h() {
55 g(); // incompatible.types found: <T>void required: java.lang.Object
56 }
58 public static <T> int f(T x) {
59 return f(x);
60 }
62 public static <T> void g(T x) {
63 f(x);
64 g(x); // incompatible.types found: <T>void required: java.lang.Object
65 }
67 public static <T> void h(T x) {
68 g(x); // works fine now; why not in void g(T x)?
69 }
70 }