From 1a78a62555be32868418fe52f8e330c9d0f95d5a Mon Sep 17 00:00:00 2001 From: Anas Nashif Date: Tue, 30 Oct 2012 12:57:26 -0700 Subject: Imported Upstream version 1.49.0 --- boost/checked_delete.hpp | 69 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 69 insertions(+) create mode 100644 boost/checked_delete.hpp (limited to 'boost/checked_delete.hpp') diff --git a/boost/checked_delete.hpp b/boost/checked_delete.hpp new file mode 100644 index 0000000000..9bb84e8e1b --- /dev/null +++ b/boost/checked_delete.hpp @@ -0,0 +1,69 @@ +#ifndef BOOST_CHECKED_DELETE_HPP_INCLUDED +#define BOOST_CHECKED_DELETE_HPP_INCLUDED + +// MS compatible compilers support #pragma once + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// +// boost/checked_delete.hpp +// +// Copyright (c) 2002, 2003 Peter Dimov +// Copyright (c) 2003 Daniel Frey +// Copyright (c) 2003 Howard Hinnant +// +// Distributed under the Boost Software License, Version 1.0. (See +// accompanying file LICENSE_1_0.txt or copy at +// http://www.boost.org/LICENSE_1_0.txt) +// +// See http://www.boost.org/libs/utility/checked_delete.html for documentation. +// + +namespace boost +{ + +// verify that types are complete for increased safety + +template inline void checked_delete(T * x) +{ + // intentionally complex - simplification causes regressions + typedef char type_must_be_complete[ sizeof(T)? 1: -1 ]; + (void) sizeof(type_must_be_complete); + delete x; +} + +template inline void checked_array_delete(T * x) +{ + typedef char type_must_be_complete[ sizeof(T)? 1: -1 ]; + (void) sizeof(type_must_be_complete); + delete [] x; +} + +template struct checked_deleter +{ + typedef void result_type; + typedef T * argument_type; + + void operator()(T * x) const + { + // boost:: disables ADL + boost::checked_delete(x); + } +}; + +template struct checked_array_deleter +{ + typedef void result_type; + typedef T * argument_type; + + void operator()(T * x) const + { + boost::checked_array_delete(x); + } +}; + +} // namespace boost + +#endif // #ifndef BOOST_CHECKED_DELETE_HPP_INCLUDED -- cgit v1.2.3