1 /*

     2  * Copyright (c) 2017, 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 #ifndef SHARE_VM_METAPROGRAMMING_REMOVEPOINTER_HPP

    26 #define SHARE_VM_METAPROGRAMMING_REMOVEPOINTER_HPP

    27 

    28 #include "memory/allocation.hpp"

    29 

    30 // This metafunction returns for a type T either the underlying type behind

    31 // the pointer iff T is a pointer type (irrespective of CV qualifiers),

    32 // or the same type T if T is not a pointer type.

    33 

    34 template <typename T> struct RemovePointer: AllStatic { typedef T type; };

    35 

    36 template <typename T> struct RemovePointer<T*>: AllStatic { typedef T type; };

    37 template <typename T> struct RemovePointer<T* const>: AllStatic { typedef T type; };

    38 template <typename T> struct RemovePointer<T* volatile>: AllStatic { typedef T type; };

    39 template <typename T> struct RemovePointer<T* const volatile>: AllStatic { typedef T type; };

    40 

    41 #endif // SHARE_VM_METAPROGRAMMING_REMOVEPOINTER_HPP