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Only include output_iterator_tag for Visual Studio 2010 and forward.

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This is needed for its debug mode to compile due to some troublesome
Standard text.


[SVN r78495]
This commit is contained in:
Ronald Garcia 2012-05-17 13:53:04 +00:00
parent 2bccb07ac8
commit 0c123c47d4
1 changed files with 12 additions and 2 deletions
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14
include/boost/multi_array/base.hpp
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@ -252,7 +252,11 @@ struct associated_types
// choose value accessor ends
/////////////////////////////////////////////////////////////////////////
// Due to some imprecision in the C++ Standard,
// MSVC 2010 is broken in debug mode: it requires
// that an Output Iterator have output_iterator_tag in its iterator_category if
// that iterator is not bidirectional_iterator or random_access_iterator.
#if BOOST_WORKAROUND(BOOST_MSVC, >= 1600)
struct mutable_iterator_tag
: boost::random_access_traversal_tag, std::input_iterator_tag
{
@ -260,7 +264,7 @@ struct mutable_iterator_tag
return std::output_iterator_tag();
}
};
#endif
////////////////////////////////////////////////////////////////////////
// multi_array_base
@ -310,8 +314,14 @@ public:
//
// iterator support
//
#if BOOST_WORKAROUND(BOOST_MSVC, >= 1600)
// Deal with VC 2010 output_iterator_tag requirement
typedef array_iterator<T,T*,mpl::size_t<NumDims>,reference,
mutable_iterator_tag> iterator;
#else
typedef array_iterator<T,T*,mpl::size_t<NumDims>,reference,
boost::random_access_traversal_tag> iterator;
#endif
typedef array_iterator<T,T const*,mpl::size_t<NumDims>,const_reference,
boost::random_access_traversal_tag> const_iterator;