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Spirit: fixing a container attribute handling problem

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[SVN r70655]
This commit is contained in:
Hartmut Kaiser
2011-03-28 02:10:42 +00:00
parent 751f493080
commit cd74cfba7e
1 changed files with 8 additions and 0 deletions
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8
include/boost/spirit/home/support/attributes.hpp
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@@ -108,6 +108,14 @@ namespace boost { namespace spirit { namespace traits
struct is_weak_substitute<optional<T>, optional<Expected> >
: is_weak_substitute<T, Expected> {};
template <typename T, typename Expected>
struct is_weak_substitute<optional<T>, Expected>
: is_weak_substitute<T, Expected> {};
template <typename T, typename Expected>
struct is_weak_substitute<T, optional<Expected> >
: is_weak_substitute<T, Expected> {};
template <typename T, typename Expected>
struct is_weak_substitute<T, Expected,
typename enable_if<