File: variadic164.C

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// 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" }