| // PR c++/78765 | |
| // { dg-do compile { target c++11 } } | |
| template <template <typename ...> class TT> | |
| struct quote { | |
| template <typename ...Ts> | |
| using apply = TT<Ts...>; // { dg-error "pack expansion" } | |
| }; | |
| template <typename> | |
| using to_int_t = int; | |
| using t = quote<quote<to_int_t>::apply>::apply<int>; |