// RUN: %clangxx -g -DSHARED_LIB %s -fPIC -shared -o %T/target_uninstrumented-so.so // RUN: %clangxx_cfi_diag -g %s -o %t %T/target_uninstrumented-so.so // RUN: %t 2>&1 | FileCheck %s // REQUIRES: cxxabi #include <stdio.h> #include <string.h> struct A { virtual void f(); }; void *create_B(); #ifdef SHARED_LIB struct B { virtual void f(); }; void B::f() {} void *create_B() { return (void *)(new B()); } #else void A::f() {} int main(int argc, char *argv[]) { void *p = create_B(); // CHECK: runtime error: control flow integrity check for type 'A' failed during cast to unrelated type // CHECK: invalid vtable in module {{.*}}target_uninstrumented-so.so A *a = (A *)p; memset(p, 0, sizeof(A)); // CHECK: runtime error: control flow integrity check for type 'A' failed during cast to unrelated type // CHECK-NOT: invalid vtable in module // CHECK: invalid vtable a = (A *)p; // CHECK: done fprintf(stderr, "done %p\n", a); } #endif