// (C) Copyright Edward Diener 2015 // Use, modification and distribution are subject to the Boost Software License, // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at // http://www.boost.org/LICENSE_1_0.txt). #include #include int main() { #if BOOST_PP_VARIADICS #define A_TUPLE (1,2,3,4) #define AN_EMPTY_TUPLE BOOST_TEST_EQ(BOOST_VMD_TUPLE_SIZE(A_TUPLE),4); BOOST_TEST_EQ(BOOST_VMD_TUPLE_SIZE(AN_EMPTY_TUPLE),0); #else BOOST_ERROR("No variadic macro support"); #endif return boost::report_errors(); }