1 // RUN: %clang_cc1 -fsyntax-only -verify %s 2 class A { virtual void f(); }; 3 class B : virtual A { }; 4 5 class C : B { }; 6 7 // Since A is already a primary base class, C should be the primary base class 8 // of F. 9 class F : virtual A, virtual C { }; 10 11 int sa[sizeof(F) == sizeof(A) ? 1 : -1]; 12