Edit: /usr/include/boost/mpl/assert.hpp (14745B)
#ifndef BOOST_MPL_ASSERT_HPP_INCLUDED
#define BOOST_MPL_ASSERT_HPP_INCLUDED
// Copyright Aleksey Gurtovoy 2000-2006
//
// 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/mpl for documentation.
// $Id$
// $Date$
// $Revision$
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include
#include // make sure 'size_t' is placed into 'std'
#include
#if BOOST_WORKAROUND(BOOST_MSVC, == 1700)
#include
#endif
#if BOOST_WORKAROUND(BOOST_BORLANDC, BOOST_TESTED_AT(0x610)) \
|| (BOOST_MPL_CFG_GCC != 0) \
|| BOOST_WORKAROUND(__IBMCPP__, <= 600)
# define BOOST_MPL_CFG_ASSERT_USE_RELATION_NAMES
#endif
#if BOOST_WORKAROUND(__MWERKS__, < 0x3202) \
|| BOOST_WORKAROUND(__EDG_VERSION__, <= 238) \
|| BOOST_WORKAROUND(BOOST_BORLANDC, BOOST_TESTED_AT(0x610)) \
|| BOOST_WORKAROUND(__DMC__, BOOST_TESTED_AT(0x840))
# define BOOST_MPL_CFG_ASSERT_BROKEN_POINTER_TO_POINTER_TO_MEMBER
#endif
// agurt, 10/nov/06: use enums for Borland (which cannot cope with static constants)
// and GCC (which issues "unused variable" warnings when static constants are used
// at a function scope)
#if BOOST_WORKAROUND(BOOST_BORLANDC, BOOST_TESTED_AT(0x610)) \
|| (BOOST_MPL_CFG_GCC != 0) || (BOOST_MPL_CFG_GPU != 0) || defined(__PGI)
# define BOOST_MPL_AUX_ASSERT_CONSTANT(T, expr) enum { expr }
#else
# define BOOST_MPL_AUX_ASSERT_CONSTANT(T, expr) BOOST_STATIC_CONSTANT(T, expr)
#endif
BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_OPEN
struct failed {};
// agurt, 24/aug/04: MSVC 7.1 workaround here and below: return/accept
// 'assert' by reference; can't apply it unconditionally -- apparently it
// degrades the quality of GCC diagnostics
#if BOOST_WORKAROUND(BOOST_MSVC, == 1310)
# define AUX778076_ASSERT_ARG(x) x&
#else
# define AUX778076_ASSERT_ARG(x) x
#endif
template< bool C > struct assert { typedef void* type; };
template<> struct assert { typedef AUX778076_ASSERT_ARG(assert) type; };
template< bool C >
int assertion_failed( typename assert::type );
template< bool C >
struct assertion
{
static int failed( assert );
};
template<>
struct assertion
{
static int failed( void* );
};
struct assert_
{
#if !defined(BOOST_MPL_CFG_NO_DEFAULT_PARAMETERS_IN_NESTED_TEMPLATES)
template< typename T1, typename T2 = na, typename T3 = na, typename T4 = na > struct types {};
#endif
static assert_ const arg;
enum relations { equal = 1, not_equal, greater, greater_equal, less, less_equal };
};
#if !defined(BOOST_MPL_CFG_ASSERT_USE_RELATION_NAMES)
bool operator==( failed, failed );
bool operator!=( failed, failed );
bool operator>( failed, failed );
bool operator>=( failed, failed );
bool operator<( failed, failed );
bool operator<=( failed, failed );
#if defined(__EDG_VERSION__)
template< bool (*)(failed, failed), long x, long y > struct assert_relation {};
# define BOOST_MPL_AUX_ASSERT_RELATION(x, y, r) assert_relation
#else
template< BOOST_MPL_AUX_NTTP_DECL(long, x), BOOST_MPL_AUX_NTTP_DECL(long, y), bool (*)(failed, failed) >
struct assert_relation {};
# define BOOST_MPL_AUX_ASSERT_RELATION(x, y, r) assert_relation
#endif
#else // BOOST_MPL_CFG_ASSERT_USE_RELATION_NAMES
boost::mpl::aux::weighted_tag<1>::type operator==( assert_, assert_ );
boost::mpl::aux::weighted_tag<2>::type operator!=( assert_, assert_ );
boost::mpl::aux::weighted_tag<3>::type operator>( assert_, assert_ );
boost::mpl::aux::weighted_tag<4>::type operator>=( assert_, assert_ );
boost::mpl::aux::weighted_tag<5>::type operator<( assert_, assert_ );
boost::mpl::aux::weighted_tag<6>::type operator<=( assert_, assert_ );
template< assert_::relations r, long x, long y > struct assert_relation {};
#endif
#if BOOST_WORKAROUND(BOOST_MSVC, == 1700)
template
struct extract_assert_pred;
template
struct extract_assert_pred { typedef Pred type; };
template
struct eval_assert {
typedef typename extract_assert_pred::type P;
typedef typename P::type p_type;
typedef typename ::boost::mpl::if_c),
failed ************ P::************
>::type type;
};
template
struct eval_assert_not {
typedef typename extract_assert_pred::type P;
typedef typename P::type p_type;
typedef typename ::boost::mpl::if_c),
failed ************ ::boost::mpl::not_::************
>::type type;
};
template< typename T >
T make_assert_arg();
#elif !defined(BOOST_MPL_CFG_ASSERT_BROKEN_POINTER_TO_POINTER_TO_MEMBER)
template< bool > struct assert_arg_pred_impl { typedef int type; };
template<> struct assert_arg_pred_impl { typedef void* type; };
template< typename P > struct assert_arg_pred
{
typedef typename P::type p_type;
typedef typename assert_arg_pred_impl< p_type::value >::type type;
};
template< typename P > struct assert_arg_pred_not
{
typedef typename P::type p_type;
BOOST_MPL_AUX_ASSERT_CONSTANT( bool, p = !p_type::value );
typedef typename assert_arg_pred_impl::type type;
};
#if defined(BOOST_GCC) && BOOST_GCC >= 80000
#define BOOST_MPL_IGNORE_PARENTHESES_WARNING
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wparentheses"
#endif
template< typename Pred >
failed ************ (Pred::************
assert_arg( void (*)(Pred), typename assert_arg_pred::type )
);
template< typename Pred >
failed ************ (boost::mpl::not_::************
assert_not_arg( void (*)(Pred), typename assert_arg_pred_not::type )
);
#ifdef BOOST_MPL_IGNORE_PARENTHESES_WARNING
#undef BOOST_MPL_IGNORE_PARENTHESES_WARNING
#pragma GCC diagnostic pop
#endif
template< typename Pred >
AUX778076_ASSERT_ARG(assert)
assert_arg( void (*)(Pred), typename assert_arg_pred_not::type );
template< typename Pred >
AUX778076_ASSERT_ARG(assert)
assert_not_arg( void (*)(Pred), typename assert_arg_pred::type );
#else // BOOST_MPL_CFG_ASSERT_BROKEN_POINTER_TO_POINTER_TO_MEMBER
template< bool c, typename Pred > struct assert_arg_type_impl
{
typedef failed ************ Pred::* mwcw83_wknd;
typedef mwcw83_wknd ************* type;
};
template< typename Pred > struct assert_arg_type_impl
{
typedef AUX778076_ASSERT_ARG(assert) type;
};
template< typename Pred > struct assert_arg_type
: assert_arg_type_impl< BOOST_MPL_AUX_VALUE_WKND(BOOST_MPL_AUX_NESTED_TYPE_WKND(Pred))::value, Pred >
{
};
template< typename Pred >
typename assert_arg_type::type
assert_arg(void (*)(Pred), int);
template< typename Pred >
typename assert_arg_type< boost::mpl::not_ >::type
assert_not_arg(void (*)(Pred), int);
# if !defined(BOOST_MPL_CFG_ASSERT_USE_RELATION_NAMES)
template< long x, long y, bool (*r)(failed, failed) >
typename assert_arg_type_impl< false,BOOST_MPL_AUX_ASSERT_RELATION(x,y,r) >::type
assert_rel_arg( BOOST_MPL_AUX_ASSERT_RELATION(x,y,r) );
# else
template< assert_::relations r, long x, long y >
typename assert_arg_type_impl< false,assert_relation >::type
assert_rel_arg( assert_relation );
# endif
#endif // BOOST_MPL_CFG_ASSERT_BROKEN_POINTER_TO_POINTER_TO_MEMBER
#undef AUX778076_ASSERT_ARG
BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_CLOSE
#if BOOST_WORKAROUND(BOOST_MSVC, == 1700)
// BOOST_MPL_ASSERT((pred))
#define BOOST_MPL_ASSERT(pred) \
BOOST_MPL_AUX_ASSERT_CONSTANT( \
std::size_t \
, BOOST_PP_CAT(mpl_assertion_in_line_,BOOST_MPL_AUX_PP_COUNTER()) = sizeof( \
boost::mpl::assertion_failed( \
boost::mpl::make_assert_arg< \
typename boost::mpl::eval_assert::type \
>() \
) \
) \
) \
/**/
// BOOST_MPL_ASSERT_NOT((pred))
#define BOOST_MPL_ASSERT_NOT(pred) \
BOOST_MPL_AUX_ASSERT_CONSTANT( \
std::size_t \
, BOOST_PP_CAT(mpl_assertion_in_line_,BOOST_MPL_AUX_PP_COUNTER()) = sizeof( \
boost::mpl::assertion_failed( \
boost::mpl::make_assert_arg< \
typename boost::mpl::eval_assert_not::type \
>() \
) \
) \
) \
/**/
#else
// BOOST_MPL_ASSERT((pred))
#define BOOST_MPL_ASSERT(pred) \
BOOST_MPL_AUX_ASSERT_CONSTANT( \
std::size_t \
, BOOST_PP_CAT(mpl_assertion_in_line_,BOOST_MPL_AUX_PP_COUNTER()) = sizeof( \
boost::mpl::assertion_failed( \
boost::mpl::assert_arg( (void (*) pred)0, 1 ) \
) \
) \
) \
/**/
// BOOST_MPL_ASSERT_NOT((pred))
#if BOOST_WORKAROUND(BOOST_MSVC, <= 1300)
# define BOOST_MPL_ASSERT_NOT(pred) \
enum { \
BOOST_PP_CAT(mpl_assertion_in_line_,BOOST_MPL_AUX_PP_COUNTER()) = sizeof( \
boost::mpl::assertion::failed( \
boost::mpl::assert_not_arg( (void (*) pred)0, 1 ) \
) \
) \
}\
/**/
#else
# define BOOST_MPL_ASSERT_NOT(pred) \
BOOST_MPL_AUX_ASSERT_CONSTANT( \
std::size_t \
, BOOST_PP_CAT(mpl_assertion_in_line_,BOOST_MPL_AUX_PP_COUNTER()) = sizeof( \
boost::mpl::assertion_failed( \
boost::mpl::assert_not_arg( (void (*) pred)0, 1 ) \
) \
) \
) \
/**/
#endif
#endif
// BOOST_MPL_ASSERT_RELATION(x, ==|!=|<=|<|>=|>, y)
#if defined(BOOST_MPL_CFG_ASSERT_USE_RELATION_NAMES)
# if !defined(BOOST_MPL_CFG_ASSERT_BROKEN_POINTER_TO_POINTER_TO_MEMBER)
// agurt, 9/nov/06: 'enum' below is a workaround for gcc 4.0.4/4.1.1 bugs #29522 and #29518
# define BOOST_MPL_ASSERT_RELATION_IMPL(counter, x, rel, y) \
enum { BOOST_PP_CAT(mpl_assert_rel_value,counter) = (x rel y) }; \
BOOST_MPL_AUX_ASSERT_CONSTANT( \
std::size_t \
, BOOST_PP_CAT(mpl_assertion_in_line_,counter) = sizeof( \
boost::mpl::assertion_failed( \
(boost::mpl::failed ************ ( boost::mpl::assert_relation< \
boost::mpl::assert_::relations( sizeof( \
boost::mpl::assert_::arg rel boost::mpl::assert_::arg \
) ) \
, x \
, y \
>::************)) 0 ) \
) \
) \
/**/
# else
# define BOOST_MPL_ASSERT_RELATION_IMPL(counter, x, rel, y) \
BOOST_MPL_AUX_ASSERT_CONSTANT( \
std::size_t \
, BOOST_PP_CAT(mpl_assert_rel,counter) = sizeof( \
boost::mpl::assert_::arg rel boost::mpl::assert_::arg \
) \
); \
BOOST_MPL_AUX_ASSERT_CONSTANT( bool, BOOST_PP_CAT(mpl_assert_rel_value,counter) = (x rel y) ); \
BOOST_MPL_AUX_ASSERT_CONSTANT( \
std::size_t \
, BOOST_PP_CAT(mpl_assertion_in_line_,counter) = sizeof( \
boost::mpl::assertion_failed( \
boost::mpl::assert_rel_arg( boost::mpl::assert_relation< \
boost::mpl::assert_::relations(BOOST_PP_CAT(mpl_assert_rel,counter)) \
, x \
, y \
>() ) \
) \
) \
) \
/**/
# endif
# define BOOST_MPL_ASSERT_RELATION(x, rel, y) \
BOOST_MPL_ASSERT_RELATION_IMPL(BOOST_MPL_AUX_PP_COUNTER(), x, rel, y) \
/**/
#else // !BOOST_MPL_CFG_ASSERT_USE_RELATION_NAMES
# if defined(BOOST_MPL_CFG_ASSERT_BROKEN_POINTER_TO_POINTER_TO_MEMBER)
# define BOOST_MPL_ASSERT_RELATION(x, rel, y) \
BOOST_MPL_AUX_ASSERT_CONSTANT( \
std::size_t \
, BOOST_PP_CAT(mpl_assertion_in_line_,BOOST_MPL_AUX_PP_COUNTER()) = sizeof( \
boost::mpl::assertion_failed<(x rel y)>( boost::mpl::assert_rel_arg( \
boost::mpl::BOOST_MPL_AUX_ASSERT_RELATION(x,y,(&boost::mpl::operator rel))() \
) ) \
) \
) \
/**/
# else
# define BOOST_MPL_ASSERT_RELATION(x, rel, y) \
BOOST_MPL_AUX_ASSERT_CONSTANT( \
std::size_t \
, BOOST_PP_CAT(mpl_assertion_in_line_,BOOST_MPL_AUX_PP_COUNTER()) = sizeof( \
boost::mpl::assertion_failed<(x rel y)>( (boost::mpl::failed ************ ( \
boost::mpl::BOOST_MPL_AUX_ASSERT_RELATION(x,y,(&boost::mpl::operator rel))::************))0 ) \
) \
) \
/**/
# endif
#endif
// BOOST_MPL_ASSERT_MSG( (pred::value), USER_PROVIDED_MESSAGE, (types) )
#if BOOST_WORKAROUND(__MWERKS__, BOOST_TESTED_AT(0x3202))
# define BOOST_MPL_ASSERT_MSG_IMPL( counter, c, msg, types_ ) \
struct msg; \
typedef struct BOOST_PP_CAT(msg,counter) : boost::mpl::assert_ \
{ \
using boost::mpl::assert_::types; \
static boost::mpl::failed ************ (msg::************ assert_arg()) types_ \
{ return 0; } \
} BOOST_PP_CAT(mpl_assert_arg,counter); \
BOOST_MPL_AUX_ASSERT_CONSTANT( \
std::size_t \
, BOOST_PP_CAT(mpl_assertion_in_line_,counter) = sizeof( \
boost::mpl::assertion<(c)>::failed( BOOST_PP_CAT(mpl_assert_arg,counter)::assert_arg() ) \
) \
) \
/**/
#else
# define BOOST_MPL_ASSERT_MSG_IMPL( counter, c, msg, types_ ) \
struct msg; \
typedef struct BOOST_PP_CAT(msg,counter) : boost::mpl::assert_ \
{ \
static boost::mpl::failed ************ (msg::************ assert_arg()) types_ \
{ return 0; } \
} BOOST_PP_CAT(mpl_assert_arg,counter); \
BOOST_MPL_AUX_ASSERT_CONSTANT( \
std::size_t \
, BOOST_PP_CAT(mpl_assertion_in_line_,counter) = sizeof( \
boost::mpl::assertion_failed<(c)>( BOOST_PP_CAT(mpl_assert_arg,counter)::assert_arg() ) \
) \
) \
/**/
#endif
#if 0
// Work around BOOST_MPL_ASSERT_MSG_IMPL generating multiple definition linker errors on VC++8.
// #if defined(BOOST_MSVC) && BOOST_MSVC < 1500
# include
# define BOOST_MPL_ASSERT_MSG( c, msg, types_ ) \
BOOST_STATIC_ASSERT_MSG( c, #msg ) \
/**/
#else
# define BOOST_MPL_ASSERT_MSG( c, msg, types_ ) \
BOOST_MPL_ASSERT_MSG_IMPL( BOOST_MPL_AUX_PP_COUNTER(), c, msg, types_ ) \
/**/
#endif
#endif // BOOST_MPL_ASSERT_HPP_INCLUDED