| // PR c++/63522 | |
| // { dg-do compile { target c++11 } } | |
| template <typename...> struct tuple; | |
| template <typename...> void slice(); | |
| template <int Index, typename...> using slice_result = decltype(slice<Index>); | |
| template <typename Tuple, typename... Tuples, int... ElementIndices, | |
| typename = | |
| typename tuple<slice_result<ElementIndices, Tuples...>, | |
| slice_result<ElementIndices, Tuples...>...>::type> // { dg-error "parameter pack" } | |
| void zip_with(Tuple...); | |
| decltype(zip_with(0)) d; // { dg-error "no match" } |