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Try a g++ 4.7/4.8 workaround

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Peter Dimov
2017-05-31 08:40:41 +03:00
parent a47c6e3c57
commit 5733185780
1 changed files with 12 additions and 1 deletions
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13
include/boost/mp11/function.hpp
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@@ -87,7 +87,18 @@ template<class... T> using mp_and = typename detail::mp_and_impl<mp_list<T...>>:
#endif
// mp_all<T...>
#if BOOST_WORKAROUND( BOOST_MSVC, <= 1910 ) || BOOST_WORKAROUND( BOOST_GCC, < 70200 )
#if BOOST_WORKAROUND( BOOST_GCC, < 40900 )
namespace detail
{
template<class T> using mp_to_true = mp_true;
} // namespace detail
template<class... T> using mp_all = mp_to_bool<std::is_same<mp_list<mp_to_bool<T>...>, mp_list<detail::mp_to_true<T>...>>>;
#elif BOOST_WORKAROUND( BOOST_MSVC, <= 1910 ) || BOOST_WORKAROUND( BOOST_GCC, < 70200 )
template<class... T> using mp_all = mp_bool< mp_count_if< mp_list<T...>, mp_not >::value == 0 >;