test/tools/javac/enum/7160084/T7160084b.java

Thu, 31 May 2012 17:44:04 +0100

author
mcimadamore
date
Thu, 31 May 2012 17:44:04 +0100
changeset 1269
37dc15c68760
parent 0
959103a6100f
permissions
-rw-r--r--

7160084: javac fails to compile an apparently valid class/interface combination
Summary: javac generates wrong syntetized trees for nested enum constants
Reviewed-by: dlsmith, jjg

     1 /*
     2  * Copyright (c) 2012, 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  */
    24 /*
    25  * @test
    26  * @bug     7160084
    27  * @summary javac fails to compile an apparently valid class/interface combination
    28  */
    29 public class T7160084b {
    31     static int assertionCount = 0;
    33     static void assertTrue(boolean cond) {
    34         assertionCount++;
    35         if (!cond) {
    36             throw new AssertionError();
    37         }
    38     }
    40     interface Extras {
    41         static class Enums {
    42             static class Component {
    43                 Component() { throw new RuntimeException("oops!"); }
    44             }
    45         }
    46     }
    48     interface Test {
    49         public class Enums {
    50             interface Widget {
    51                 enum Component { X, Y };
    52             }
    54             enum Component implements Widget, Extras {
    55                 Z;
    56             };
    58             public static void test() {
    59                assertTrue(Component.values().length == 1);
    60             }
    61         }
    62     }
    64     public static void main(String[] args) {
    65         Test.Enums.test();
    66         assertTrue(assertionCount == 1);
    67     }
    68 }

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