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Initial constexpr support

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This allows to use, e.g., boost::fusion::fold within constexpr functions.

The BOOST_CONSTEXPR macro is used to declare functions constexpr.
This commit is contained in:
gnzlbg committed 2014-08-06 11:09:40 +02:00
1 parent 4f941d9760
commit c2abefbab8
39 files changed
+126 -126
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include/boost/fusion/iterator/mpl/convert_iterator.hpp
+3 -3
View File
@@ -31,21 +31,21 @@ namespace boost { namespace fusion
>::type
type;
BOOST_FUSION_GPU_ENABLED
BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
static T const&
call(T const& x, mpl::true_)
{
return x;
}
BOOST_FUSION_GPU_ENABLED
BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
static mpl_iterator<T>
call(T const& /*x*/, mpl::false_)
{
return mpl_iterator<T>();
}
BOOST_FUSION_GPU_ENABLED
BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
static typename
mpl::if_<
is_fusion_iterator<T>