| // PR c++/98103 | |
| // { dg-do compile { target c++20 } } | |
| // { dg-additional-options "-fsanitize=vptr -fno-sanitize-recover=vptr" } | |
| // Modified constexpr-dynamic17.C. | |
| struct V { | |
| virtual void f(); | |
| }; | |
| struct A : V { }; | |
| struct B : V { | |
| constexpr B(V*, A*); | |
| }; | |
| struct D : B, A { | |
| constexpr D() : B((A*)this, this) { } | |
| }; | |
| constexpr B::B(V* v, A* a) | |
| { | |
| dynamic_cast<B*>(a); // { dg-error "uninitialized" } | |
| } | |
| constexpr D d; |