test/tools/javac/7167125/DiffResultAfterSameOperationInnerClasses.java

changeset 1557
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child 1621
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1 /*
2 * Copyright (c) 2002, 2013, 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 */
23
24 /*
25 * @test
26 * @bug 7167125
27 * @summary Two variables after the same operation in a inner class return
28 * different results
29 * @run main DiffResultAfterSameOperationInnerClasses
30 */
31
32 public class DiffResultAfterSameOperationInnerClasses {
33 public int i = 1;
34 private int j = 1;
35 public String s1 = "Hi, ";
36 private String s2 = "Hi, ";
37
38 public static void main(String[] args) {
39 InnerClass inner =
40 new DiffResultAfterSameOperationInnerClasses().new InnerClass();
41 if (!inner.test()) {
42 throw new AssertionError("Different results after same calculation");
43 }
44 }
45
46 class InnerClass {
47 public boolean test() {
48 i += i += 1;
49 j += j += 1;
50
51 s1 += s1 += "dude";
52 s2 += s2 += "dude";
53
54 System.out.println("s1 = " + s1);
55 System.out.println("s2 = " + s2);
56
57 return (i == j && i == 3 &&
58 s1.equals(s2) && s1.endsWith("Hi, Hi, dude"));
59 }
60 }
61 }

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