Function expd

test/context_deduction_test.cpp:34–37

template <class... H>
typename unwrap_tuple<typename std::decay<decltype(std::declval<typename leaf::context_type_from_handlers<H...>>().tup())>::type>::type * expd( H && ... )
{
    return 0;
}

template <class... T, class U>
void test( U * )