1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/test/tools/javac/T7040104.java Wed Apr 27 01:34:52 2016 +0800 1.3 @@ -0,0 +1,72 @@ 1.4 +/* 1.5 + * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. 1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 1.7 + * 1.8 + * This code is free software; you can redistribute it and/or modify it 1.9 + * under the terms of the GNU General Public License version 2 only, as 1.10 + * published by the Free Software Foundation. 1.11 + * 1.12 + * This code is distributed in the hope that it will be useful, but WITHOUT 1.13 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1.14 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1.15 + * version 2 for more details (a copy is included in the LICENSE file that 1.16 + * accompanied this code). 1.17 + * 1.18 + * You should have received a copy of the GNU General Public License version 1.19 + * 2 along with this work; if not, write to the Free Software Foundation, 1.20 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 1.21 + * 1.22 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 1.23 + * or visit www.oracle.com if you need additional information or have any 1.24 + * questions. 1.25 + */ 1.26 + 1.27 +/* 1.28 + * @test 1.29 + * @bug 7040104 1.30 + * @summary javac NPE on Object a[]; Object o = (a=null)[0]; 1.31 + */ 1.32 + 1.33 +public class T7040104 { 1.34 + public static void main(String[] args) { 1.35 + T7040104 t = new T7040104(); 1.36 + t.test1(); 1.37 + t.test2(); 1.38 + t.test3(); 1.39 + if (t.npeCount != 3) { 1.40 + throw new AssertionError(); 1.41 + } 1.42 + } 1.43 + 1.44 + int npeCount = 0; 1.45 + 1.46 + void test1() { 1.47 + Object a[]; 1.48 + try { 1.49 + Object o = (a = null)[0]; 1.50 + } 1.51 + catch (NullPointerException npe) { 1.52 + npeCount++; 1.53 + } 1.54 + } 1.55 + 1.56 + void test2() { 1.57 + Object a[][]; 1.58 + try { 1.59 + Object o = (a = null)[0][0]; 1.60 + } 1.61 + catch (NullPointerException npe) { 1.62 + npeCount++; 1.63 + } 1.64 + } 1.65 + 1.66 + void test3() { 1.67 + Object a[][][]; 1.68 + try { 1.69 + Object o = (a = null)[0][0][0]; 1.70 + } 1.71 + catch (NullPointerException npe) { 1.72 + npeCount++; 1.73 + } 1.74 + } 1.75 +}