1 // { dg-options "-std=gnu++0x" } 2 template<typename ... Args> 3 struct tuple_base {}; 4 5 template<typename ... Args> 6 struct tuple : public tuple_base<Args...> 7 { 8 }; 9 10 tuple<> zero; 11 tuple<int> one; 12 tuple<float, int> two; 13