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attempt to work around early instantiation problem on edg-based compilers

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[SVN r48769]
This commit is contained in:
Eric Niebler
2008-09-14 04:46:32 +00:00
parent 399b268bf1
commit d8d881ac6f
1 changed files with 11 additions and 2 deletions
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13
include/boost/fusion/view/ext_/segmented_iterator.hpp Executable file → Normal file
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@ -47,6 +47,15 @@ namespace boost { namespace fusion
: is_empty<Sequence>
{};
////////////////////////////////////////////////////////////////////////////
struct not_is_empty_pred
{
template<typename Sequence>
struct apply
: not_<is_empty<Sequence> >
{};
};
struct segmented_range_tag;
////////////////////////////////////////////////////////////////////////////
@ -64,7 +73,7 @@ namespace boost { namespace fusion
// If this is a range of segments, skip over the empty ones
typedef typename mpl::if_<
is_segmented
, filter_view<Sequence, not_<is_empty<_> > >
, filter_view<Sequence, not_is_empty_pred>
, Sequence
>::type sequence_non_ref_type;
@ -196,7 +205,7 @@ namespace boost { namespace fusion
{
typedef typename result_of::segments<Sequence>::type segments;
typedef typename remove_reference<segments>::type sequence;
typedef typename result_of::begin<filter_view<sequence, not_<is_empty<_> > > >::type begin;
typedef typename result_of::begin<filter_view<sequence, not_is_empty_pred> >::type begin;
typedef segmented_range<sequence, begin, true> type;
static type call(Sequence &seq)