| // Test for P0195R2 variadic using. | |
| // { dg-do compile { target c++11 } } | |
| // { dg-options "" } | |
| struct A { void f(); }; | |
| struct B { void f(int); }; | |
| template <class... Bases> struct C: Bases... | |
| { | |
| using Bases::f...; // { dg-warning "pack expansion" "" { target c++14_down } } | |
| }; | |
| int main() | |
| { | |
| C<A,B> c; | |
| c.f(); | |
| c.f(42); | |
| } | |