test/tools/javac/BranchToFewerDefines.java

changeset 3852
f02d967ddce2
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/test/tools/javac/BranchToFewerDefines.java	Fri Jan 09 15:50:22 2015 +0000
     1.3 @@ -0,0 +1,111 @@
     1.4 +/*
     1.5 + * Copyright (c) 2014, 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 8067429
    1.30 + * @summary java.lang.VerifyError: Inconsistent stackmap frames at branch target
    1.31 + * @author srikanth
    1.32 + *
    1.33 + * @compile  BranchToFewerDefines.java
    1.34 + * @run main BranchToFewerDefines
    1.35 + */
    1.36 +
    1.37 +public class BranchToFewerDefines {
    1.38 +        public static void main(String[] args) {
    1.39 +        }
    1.40 +        private void problematicMethod(int p) {
    1.41 +                switch (p) {
    1.42 +                        case 3:
    1.43 +                                long n;
    1.44 +                                while (true) {
    1.45 +                                        if (false) {
    1.46 +                                                break;
    1.47 +                                        }
    1.48 +                                }
    1.49 +                                break;
    1.50 +                        case 2:
    1.51 +                                loop: while (true) {
    1.52 +                                        while (true) {
    1.53 +                                                int i = 4;
    1.54 +                                                if (p != 16) {
    1.55 +                                                        return;
    1.56 +                                                }
    1.57 +                                                break loop;
    1.58 +                                        }
    1.59 +                                }
    1.60 +                                break;
    1.61 +                        default:
    1.62 +                                while (true) {
    1.63 +                                        if (false) {
    1.64 +                                                break;
    1.65 +                                        }
    1.66 +                                }
    1.67 +                                break;
    1.68 +                }
    1.69 +                long b;
    1.70 +                if (p != 7) {
    1.71 +                        switch (p) {
    1.72 +                                case 1:
    1.73 +                                        long a = 17;
    1.74 +                                        break;
    1.75 +                                case 2:
    1.76 +                                        break;
    1.77 +                                default:
    1.78 +                                        break;
    1.79 +                        }
    1.80 +                }
    1.81 +        }
    1.82 +        private void problematicMethod2(int p) {
    1.83 +                switch (p) {
    1.84 +                        case 3:
    1.85 +                                long n;
    1.86 +                                {
    1.87 +                                        int i = 4;
    1.88 +                                        break;
    1.89 +                                }
    1.90 +                        case 2:
    1.91 +                                {
    1.92 +                                        int i = 4;
    1.93 +                                        break;
    1.94 +                                }
    1.95 +                        default:
    1.96 +                                {
    1.97 +                                        int i = 4;
    1.98 +                                        break;
    1.99 +                                }
   1.100 +                }
   1.101 +                long b;
   1.102 +                if (p != 7) {
   1.103 +                        switch (p) {
   1.104 +                                case 1:
   1.105 +                                        long a = 17;
   1.106 +                                        break;
   1.107 +                                case 2:
   1.108 +                                        break;
   1.109 +                                default:
   1.110 +                                        break;
   1.111 +                        }
   1.112 +                }
   1.113 +        }
   1.114 +}

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