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Merged from HEAD: DMC support for BOOST_TYPEOF_NESTED_TYPEDEF

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[SVN r35049]
This commit is contained in:
Peder Holt
2006-09-08 16:21:49 +00:00
parent 935b36d8f5
commit dddbb00da4
1 changed files with 14 additions and 1 deletions
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15
include/boost/typeof/typeof_impl.hpp
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@ -94,6 +94,18 @@ namespace boost { namespace type_of {
BOOST_STATIC_CONSTANT(int,BOOST_PP_CAT(value,n) = sizeof(boost::type_of::encode<_typeof_start_vector>(expr).item ## n));\
typedef boost::mpl::size_t<BOOST_PP_CAT(value,n)> BOOST_PP_CAT(item,n);
#ifdef __DMC__
#define BOOST_TYPEOF_NESTED_TYPEITEM_2(z,n,expr)\
typedef typename _typeof_encode_fraction<iteration>::BOOST_PP_CAT(item,n) BOOST_PP_CAT(item,n);
#define BOOST_TYPEOF_FRACTIONTYPE()\
BOOST_PP_REPEAT(BOOST_TYPEOF_LIMIT_SIZE,BOOST_TYPEOF_NESTED_TYPEITEM_2,_)\
typedef _typeof_fraction_iter<Pos> fraction_type;
#else
#define BOOST_TYPEOF_FRACTIONTYPE()\
typedef _typeof_encode_fraction<iteration> fraction_type;
#endif
#define BOOST_TYPEOF_NESTED_TYPEDEF_IMPL(expr) \
template<int _Typeof_Iteration>\
struct _typeof_encode_fraction {\
@ -106,7 +118,8 @@ namespace boost { namespace type_of {
BOOST_STATIC_CONSTANT(int,pos=(Pos::value));\
BOOST_STATIC_CONSTANT(int,iteration=(pos/BOOST_TYPEOF_LIMIT_SIZE));\
BOOST_STATIC_CONSTANT(int,where=pos%BOOST_TYPEOF_LIMIT_SIZE);\
typedef typename boost::type_of::v_iter<_typeof_encode_fraction<iteration>,boost::mpl::int_<where> >::type type;\
BOOST_TYPEOF_FRACTIONTYPE();\
typedef typename boost::type_of::v_iter<fraction_type,boost::mpl::int_<where> >::type type;\
typedef _typeof_fraction_iter<typename Pos::next> next;\
};