// XFAIL: * // RUN: %clangxx_cfi -o %t %s // RUN: not --crash %t 2>&1 | FileCheck --check-prefix=CFI %s // RUN: %clangxx_cfi -DB32 -o %t %s // RUN: not --crash %t 2>&1 | FileCheck --check-prefix=CFI %s // RUN: %clangxx_cfi -DB64 -o %t %s // RUN: not --crash %t 2>&1 | FileCheck --check-prefix=CFI %s // RUN: %clangxx_cfi -DBM -o %t %s // RUN: not --crash %t 2>&1 | FileCheck --check-prefix=CFI %s // RUN: %clangxx -o %t %s // RUN: %t 2>&1 | FileCheck --check-prefix=NCFI %s // Tests that the CFI enforcement distinguishes betwen non-overriding siblings. // XFAILed as not implemented yet. #include #include "utils.h" struct A { virtual void f(); }; void A::f() {} struct B : A { virtual void f(); }; void B::f() {} struct C : A { }; int main() { #ifdef B32 break_optimization(new Deriver); #endif #ifdef B64 break_optimization(new Deriver); break_optimization(new Deriver); #endif #ifdef BM break_optimization(new Deriver); break_optimization(new Deriver); break_optimization(new Deriver); #endif B *b = new B; break_optimization(b); // CFI: 1 // NCFI: 1 fprintf(stderr, "1\n"); ((C *)b)->f(); // UB here // CFI-NOT: 2 // NCFI: 2 fprintf(stderr, "2\n"); }