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