1#ifndef BOOST_CORE_CHECKED_DELETE_HPP
2#define BOOST_CORE_CHECKED_DELETE_HPP
3
4// MS compatible compilers support #pragma once
5
6#if defined(_MSC_VER) && (_MSC_VER >= 1020)
7# pragma once
8#endif
9
10//
11// boost/checked_delete.hpp
12//
13// Copyright (c) 2002, 2003 Peter Dimov
14// Copyright (c) 2003 Daniel Frey
15// Copyright (c) 2003 Howard Hinnant
16//
17// Distributed under the Boost Software License, Version 1.0. (See
18// accompanying file LICENSE_1_0.txt or copy at
19// http://www.boost.org/LICENSE_1_0.txt)
20//
21// See http://www.boost.org/libs/core/doc/html/core/checked_delete.html for documentation.
22//
23
24namespace boost
25{
26
27// verify that types are complete for increased safety
28
29template<class T> inline void checked_delete(T * x)
30{
31 // intentionally complex - simplification causes regressions
32 typedef char type_must_be_complete[ sizeof(T)? 1: -1 ];
33 (void) sizeof(type_must_be_complete);
34 delete x;
35}
36
37template<class T> inline void checked_array_delete(T * x)
38{
39 typedef char type_must_be_complete[ sizeof(T)? 1: -1 ];
40 (void) sizeof(type_must_be_complete);
41 delete [] x;
42}
43
44template<class T> struct checked_deleter
45{
46 typedef void result_type;
47 typedef T * argument_type;
48
49 void operator()(T * x) const
50 {
51 // boost:: disables ADL
52 boost::checked_delete(x);
53 }
54};
55
56template<class T> struct checked_array_deleter
57{
58 typedef void result_type;
59 typedef T * argument_type;
60
61 void operator()(T * x) const
62 {
63 boost::checked_array_delete(x);
64 }
65};
66
67} // namespace boost
68
69#endif // #ifndef BOOST_CORE_CHECKED_DELETE_HPP
70

source code of boost/boost/core/checked_delete.hpp