add_const.hpp
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1 
2 // (C) Copyright Dave Abrahams, Steve Cleary, Beman Dawes, Howard
3 // Hinnant & John Maddock 2000.
4 // Use, modification and distribution are subject to the Boost Software License,
5 // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
6 // http://www.boost.org/LICENSE_1_0.txt).
7 //
8 // See http://www.boost.org/libs/type_traits for most recent version including documentation.
9 
10 #ifndef BOOST_TT_ADD_CONST_HPP_INCLUDED
11 #define BOOST_TT_ADD_CONST_HPP_INCLUDED
12 
14 
15 namespace boost {
16 
17 // * convert a type T to const type - add_const<T>
18 // this is not required since the result is always
19 // the same as "T const", but it does suppress warnings
20 // from some compilers:
21 
22 #if defined(BOOST_MSVC)
23 // This bogus warning will appear when add_const is applied to a
24 // const volatile reference because we can't detect const volatile
25 // references with MSVC6.
26 # pragma warning(push)
27 # pragma warning(disable:4181) // warning C4181: qualifier applied to reference type ignored
28 #endif
29 
30  template <class T> struct add_const
31  {
32  typedef T const type;
33  };
34 
35 #if defined(BOOST_MSVC)
36 # pragma warning(pop)
37 #endif
38 
39  template <class T> struct add_const<T&>
40  {
41  typedef T& type;
42  };
43 
44 #if !defined(BOOST_NO_CXX11_TEMPLATE_ALIASES)
45 
46  template <class T> using add_const_t = typename add_const<T>::type;
47 
48 #endif
49 
50 } // namespace boost
51 
52 #endif // BOOST_TT_ADD_CONST_HPP_INCLUDED
BOOST_MOVE_USE_STANDARD_LIBRARY_MOVE.
typename add_const< T >::type add_const_t
Definition: add_const.hpp:46


librealsense2
Author(s): Sergey Dorodnicov , Doron Hirshberg , Mark Horn , Reagan Lopez , Itay Carpis
autogenerated on Mon May 3 2021 02:45:06