Update of /cvsroot/boost/boost/boost/fusion/sequence/adapted/variant
In directory sc8-pr-cvs3.sourceforge.net:/tmp/cvs-serv31734
Modified Files:
variant_iterator.hpp
Log Message:
minor tweaks
Index: variant_iterator.hpp
===================================================================
RCS file:
/cvsroot/boost/boost/boost/fusion/sequence/adapted/variant/variant_iterator.hpp,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -d -r1.1 -r1.2
--- variant_iterator.hpp 12 Nov 2006 23:07:18 -0000 1.1
+++ variant_iterator.hpp 13 Nov 2006 01:16:28 -0000 1.2
@@ -77,14 +77,20 @@
typename add_const<typename mpl::deref<typename
Iterator::iterator>::type>,
typename mpl::deref<typename Iterator::iterator>
>::type
+ value_type;
+
+ typedef typename
+ add_reference<value_type>::type
type;
static type
call(Iterator const & it)
{
typedef typename mpl::deref<typename Iterator::iterator>::type
type;
- type* result = get<type>(&it.var_);
- return result ? *result : type();
+ if (type* result = get<type>(&it.var_))
+ return *result;
+ it.var_ = type(); // prime the variant
+ return *boost::get<type>(&it.var_); // no-throw!
}
};
};
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