| // PR c++/90909 | |
| // { dg-do run { target c++11 } } | |
| #include <cassert> | |
| struct S1 { virtual bool f() { return false; } }; | |
| struct S2: S1 { virtual bool f() { return true; } }; | |
| struct S3: S2 { using S1::f; }; | |
| struct S4 final: S3 { void g(); }; | |
| void S4::g() { assert (f() == true); } | |
| int main() { S4().g(); } |