| // { dg-do assemble } | |
| // g++ ought to warn about casting a base pointer to a derived reference. | |
| struct A { | |
| virtual void f () = 0; | |
| }; | |
| struct B: public A { void f () { } }; | |
| int main() | |
| { | |
| B* bp; | |
| A& ar = (A&)bp; // { dg-warning "11:casting .B\\*. to .A&. does not dereference pointer" } | |
| } |