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remove unused variable assignment, closes #14928
[wxWidgets.git] / include / wx / meta / removeref.h
1 ///////////////////////////////////////////////////////////////////////////////
2 // Name: wx/meta/removeref.h
3 // Purpose: Allows to remove a reference from a type.
4 // Author: Vadim Zeitlin
5 // Created: 2012-10-21
6 // RCS-ID: $Id$
7 // Copyright: (c) 2012 Vadim Zeitlin <vadim@wxwidgets.org>
8 // Licence: wxWindows licence
9 ///////////////////////////////////////////////////////////////////////////////
10
11 #ifndef _WX_META_REMOVEREF_H_
12 #define _WX_META_REMOVEREF_H_
13
14 // wxRemoveRef<> is similar to C++11 std::remove_reference<> but works with all
15 // compilers (but, to compensate for this, doesn't work with rvalue references).
16
17 // Except that it doesn't work with VC++ 6 as there doesn't seem to be any way
18 // to partially specialize a template for references with it.
19 #ifndef __VISUALC6__
20
21 template <typename T>
22 struct wxRemoveRef
23 {
24 typedef T type;
25 };
26
27 template <typename T>
28 struct wxRemoveRef<T&>
29 {
30 typedef T type;
31 };
32
33 #define wxHAS_REMOVEREF
34
35 #endif // !__VISUALC6__
36
37 #endif // _WX_META_REMOVEREF_H_