1// (c) Copyright Fernando Luis Cacciola Carballal 2000-2004
2// Use, modification, and distribution is subject to the Boost Software
3// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
4// http://www.boost.org/LICENSE_1_0.txt)
5
6// See library home page at http://www.boost.org/libs/numeric/conversion
7//
8// Contact the author at: fernando_cacciola@hotmail.com
9//
10//
11// Revision History
12//
13// 19 Nov 2001 Syntatic changes as suggested by Darin Adler (Fernando Cacciola)
14// 08 Nov 2001 Fixes to accommodate MSVC (Fernando Cacciola)
15// 04 Nov 2001 Fixes to accommodate gcc2.92 (Fernando Cacciola)
16// 30 Oct 2001 Some fixes suggested by Daryle Walker (Fernando Cacciola)
17// 25 Oct 2001 Initial boostification (Fernando Cacciola)
18// 23 Jan 2004 Inital add to cvs (post review)s
19// 22 Jun 2011 Added support for specializing cast policies via numeric_cast_traits (Brandon Kohn).
20//
21#ifndef BOOST_NUMERIC_CONVERSION_CAST_25OCT2001_HPP
22#define BOOST_NUMERIC_CONVERSION_CAST_25OCT2001_HPP
23
24#include <boost/detail/workaround.hpp>
25
26#if BOOST_WORKAROUND(BOOST_MSVC, < 1300) || BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x582))
27
28# include<boost/numeric/conversion/detail/old_numeric_cast.hpp>
29
30#else
31
32#include <boost/type.hpp>
33#include <boost/numeric/conversion/converter.hpp>
34#include <boost/numeric/conversion/numeric_cast_traits.hpp>
35
36namespace boost
37{
38 template <typename Target, typename Source>
39 inline Target numeric_cast( Source arg )
40 {
41 typedef numeric::conversion_traits<Target, Source> conv_traits;
42 typedef numeric::numeric_cast_traits<Target, Source> cast_traits;
43 typedef boost::numeric::converter
44 <
45 Target,
46 Source,
47 conv_traits,
48 typename cast_traits::overflow_policy,
49 typename cast_traits::rounding_policy,
50 boost::numeric::raw_converter< conv_traits >,
51 typename cast_traits::range_checking_policy
52 > converter;
53 return converter::convert(arg);
54 }
55
56 using numeric::bad_numeric_cast;
57} // namespace boost
58
59#endif
60
61#endif
62