xref: /llvm-project/compiler-rt/test/cfi/multiple-inheritance2.cpp (revision 034badb312bedfee9e81a933ad3ef7f0a1d8853d)
1 // Test that virtual functions of the derived class can be called through
2 // pointers of both base classes without CFI errors.
3 // Related to Bugzilla 43390.
4 
5 // RUN: %clangxx_cfi -o %t1 %s
6 // RUN: %run %t1 2>&1 | FileCheck --check-prefix=CFI %s
7 
8 // CFI: In f1
9 // CFI: In f2
10 // CFI-NOT: control flow integrity check
11 
12 // REQUIRES: cxxabi
13 
14 #include <stdio.h>
15 
16 class A1 {
17 public:
18     virtual void f1() = 0;
19 };
20 
21 class A2 {
22 public:
23     virtual void f2() = 0;
24 };
25 
26 
27 class B : public A1, public A2 {
28 public:
f2()29     void f2() final { fprintf(stderr, "In f2\n"); }
f1()30     void f1() final { fprintf(stderr, "In f1\n"); }
31 };
32 
main()33 int main() {
34     B b;
35 
36     static_cast<A1*>(&b)->f1();
37     static_cast<A2*>(&b)->f2();
38 }
39