1/*
2 * Copyright (c) 2010, 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 6910605
27 * @summary C2: NullPointerException/ClassCaseException is thrown when C2 with DeoptimizeALot is used
28 * original test: nsk/coverage/runtime/runtime007
29 *
30 * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:+DeoptimizeALot -Xbatch compiler.c2.Test6910605_1
31 */
32
33package compiler.c2;
34
35import java.io.PrintStream;
36
37public class Test6910605_1 {
38        public static int buf=0;
39
40        public static void main( String argv[] ) {
41                System.exit(run(argv, System.out)+95);
42        }
43
44        public static int run(String argv[],PrintStream out) {
45                int ret=0, retx=0, bad=0;
46
47                for( int i=0; (i < 100000) && (bad < 10) ; i++ ) {
48                        retx = OptoRuntime_f2i_Type(out);
49                        ret += retx;
50                        if( retx !=0 ) {
51                                out.println("i="+i);
52                                bad++;
53                        }
54                }
55                return ret==0 ? 0 : 2 ;
56        }
57
58        public static int OptoRuntime_f2i_Type(PrintStream out) {
59                int c1=2, c2=3, c3=4, c4=5, c5=6;
60                int j=0, k=0;
61                try {
62                        int[][] iii=(int[][])(new int[c1][c2]);
63
64                        for( j=0; j<c1; j++ ) {
65                                for( k=0; k<c2; k++ ) {
66                                        iii[j][k]=(int)((float)(j+1)/(float)(k+1));
67                                }
68                        }
69                } catch (Throwable e) {
70                        out.println("Unexpected exception " + e);
71                        e.printStackTrace(out);
72                        out.println("j="+j+", k="+k);
73                        return 1;
74                }
75                return 0;
76        }
77
78}
79