// 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 also applies to virtual destructor calls made // via 'delete'. #include <stdio.h> #include "utils.h" struct A { virtual ~A(); }; A::~A() {} struct B { virtual ~B(); }; B::~B() {} int main() { #ifdef B32 break_optimization(new Deriver<B, 0>); #endif #ifdef B64 break_optimization(new Deriver<B, 0>); break_optimization(new Deriver<B, 1>); #endif #ifdef BM break_optimization(new Deriver<B, 0>); break_optimization(new Deriver<B, 1>); break_optimization(new Deriver<B, 2>); #endif A *a = new A; break_optimization(a); // CFI: 1 // NCFI: 1 fprintf(stderr, "1\n"); delete (B *)a; // UB here // CFI-NOT: 2 // NCFI: 2 fprintf(stderr, "2\n"); }