1 /*
   2  * Copyright (c) 2008, 2011, 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 6999067 7010194
  27  * @summary cast for invokeExact call gets redundant cast to <type> warnings
  28  * @author mcimadamore
  29  *
  30  * @compile -Werror -Xlint:cast XlintWarn.java
  31  */
  32 
  33 import java.dyn.*;
  34 
  35 class XlintWarn {
  36     void test(MethodHandle mh) throws Throwable {
  37         int i1 = (int)mh.invokeExact();
  38         int i2 = (int)mh.invokeGeneric();
  39         int i3 = (int)mh.invokeWithArguments();
  40     }
  41 
  42     void test2(MethodHandle mh) throws Throwable {
  43         int i1 = (int)(mh.invokeExact());
  44         int i2 = (int)(mh.invokeGeneric());
  45         int i3 = (int)(mh.invokeWithArguments());
  46     }
  47 
  48     void test3(MethodHandle mh) throws Throwable {
  49         int i1 = (int)((mh.invokeExact()));
  50         int i2 = (int)((mh.invokeGeneric()));
  51         int i3 = (int)((mh.invokeWithArguments()));
  52     }
  53 }