T8174249b.java revision 3970:706967704e65 
1/*
2 * Copyright (c) 2017, 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.  Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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24 */
25
26/*
27 * @test
28 * @bug 8174249
29 * @summary Regression in generic method unchecked calls
30 * @compile T8174249b.java
31 */
32
33import java.util.*;
34
35class T8174249b {
36
37    static void cs(Collection<String> cs) {}
38
39    void test1(Collection c) {
40        cs(rawCollection((Class)null));
41        Collection<String> cs1 = rawCollection((Class)null);
42    }
43
44    void test2(Collection c) {
45        cs(rawCollection2((Class)null));
46        Collection<String> cs2 = rawCollection2((Class)null);
47    }
48
49    void test3(Collection c) {
50        cs(rawCollection3((Class)null));
51        Collection<String> cs3 = rawCollection2((Class)null);
52    }
53
54    Collection<Integer> rawCollection(Class<String> cs) { return null; }
55
56    <Z> Collection<Integer> rawCollection2(Class<Z> cs) { return null; }
57
58    <Z> Collection<Z> rawCollection3(Class<Z> cs) { return null; }
59}
60