Mercurial > jdk8-mips64-public > langtools / file comparison
comparison: test/tools/javac/T7040104.java
test/tools/javac/T7040104.java
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| 1 /* | |
| 2 * Copyright (c) 2011, 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 7040104 | |
| 27 * @summary javac NPE on Object a[]; Object o = (a=null)[0]; | |
| 28 */ | |
| 29 | |
| 30 public class T7040104 { | |
| 31 public static void main(String[] args) { | |
| 32 T7040104 t = new T7040104(); | |
| 33 t.test1(); | |
| 34 t.test2(); | |
| 35 t.test3(); | |
| 36 if (t.npeCount != 3) { | |
| 37 throw new AssertionError(); | |
| 38 } | |
| 39 } | |
| 40 | |
| 41 int npeCount = 0; | |
| 42 | |
| 43 void test1() { | |
| 44 Object a[]; | |
| 45 try { | |
| 46 Object o = (a = null)[0]; | |
| 47 } | |
| 48 catch (NullPointerException npe) { | |
| 49 npeCount++; | |
| 50 } | |
| 51 } | |
| 52 | |
| 53 void test2() { | |
| 54 Object a[][]; | |
| 55 try { | |
| 56 Object o = (a = null)[0][0]; | |
| 57 } | |
| 58 catch (NullPointerException npe) { | |
| 59 npeCount++; | |
| 60 } | |
| 61 } | |
| 62 | |
| 63 void test3() { | |
| 64 Object a[][][]; | |
| 65 try { | |
| 66 Object o = (a = null)[0][0][0]; | |
| 67 } | |
| 68 catch (NullPointerException npe) { | |
| 69 npeCount++; | |
| 70 } | |
| 71 } | |
| 72 } |
