jdk8-mips64-public/langtools: test/tools/javac/generics/inference/6650759/T6650759m.java@9d9f26857129

     1 /*

     2  * Copyright (c) 2009, 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     6650759

    27  * @summary Inference of formal type parameter (unused in formal parameters) is not performed

    28  * @compile/fail/ref=T6650759m.out T6650759m.java -XDrawDiagnostics

    29  */

    31 import java.util.*;

    33 class T6650759m {

    34     <Z> List<? super Z> m(List<? extends List<? super Z>> ls) {

    35         return ls.get(0);

    36     }

    38     void test() {

    39         ArrayList<ArrayList<Integer>> lli = new ArrayList<ArrayList<Integer>>();

    40         ArrayList<Integer> li = new ArrayList<Integer>();

    41         li.add(2);

    42         lli.add(li);

    43         List<? super String> ls = m(lli); //here

    44         ls.add("crash");

    45         Integer i = li.get(1);

    46     }

    47 }

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