| // PR c++/81299 | |
| // { dg-do compile { target c++14 } } | |
| // { dg-options "-Wall" } | |
| struct function_t { | |
| template <typename ...Xs> | |
| void operator()(Xs&& ...) const { } | |
| }; | |
| constexpr function_t function{}; | |
| int main() { | |
| constexpr auto fun = ::function; | |
| auto call = [=](auto ...x) { fun(x...); }; | |
| call(); | |
| } |