test/tools/javac/generics/inference/7177306/T7177306c.java

Tue, 25 Sep 2012 11:56:46 +0100

author
mcimadamore
date
Tue, 25 Sep 2012 11:56:46 +0100
changeset 1338
ad2ca2a4ab5e
parent 0
959103a6100f
permissions
-rw-r--r--

7177306: Regression: unchecked method call does not erase return type
Summary: Spurious extra call to Attr.checkMethod when method call is unchecked
Reviewed-by: jjg, dlsmith

     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 7177306
    27  * @summary Regression: unchecked method call does not erase return type
    28  */
    29 public class T7177306c {
    31     static <T> T m(T t) { return (T)"Null"; }
    33     public static void main(String[] args) {
    34         if (m("NonNullConst") != "Null") {
    35             throw new AssertionError("should not get there!");
    36         }
    37     }
    38 }

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