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1 // RUN: %clangxx_cfi %debug_info_flags -fsanitize-stats -o %t %s
2 // RUN: env SANITIZER_STATS_PATH=%t.stats %run %t
3 // RUN: sanstats %t.stats | FileCheck %s
4 
5 // FIXME: We currently emit the wrong debug info under devirtualization.
6 // UNSUPPORTED: devirt
7 
8 // FIXME: %t.stats must be transferred from device to host for this to work on Android.
9 // XFAIL: android
10 
11 struct ABase {};
12 
13 struct A : ABase {
vfA14   virtual void vf() {}
nvfA15   void nvf() {}
16 };
17 
vcall(A * a)18 extern "C" __attribute__((noinline)) void vcall(A *a) {
19   // CHECK: stats.cpp:[[@LINE+1]] {{_?}}vcall cfi-vcall 37
20   a->vf();
21 }
22 
nvcall(A * a)23 extern "C" __attribute__((noinline)) void nvcall(A *a) {
24   // CHECK: stats.cpp:[[@LINE+1]] {{_?}}nvcall cfi-nvcall 51
25   a->nvf();
26 }
27 
dcast(A * a)28 extern "C" __attribute__((noinline)) A *dcast(A *a) {
29   // CHECK: stats.cpp:[[@LINE+1]] {{_?}}dcast cfi-derived-cast 24
30   return (A *)(ABase *)a;
31 }
32 
ucast(A * a)33 extern "C" __attribute__((noinline)) A *ucast(A *a) {
34   // CHECK: stats.cpp:[[@LINE+1]] {{_?}}ucast cfi-unrelated-cast 81
35   return (A *)(char *)a;
36 }
37 
unreachable(A * a)38 extern "C" __attribute__((noinline)) void unreachable(A *a) {
39   // CHECK-NOT: unreachable
40   a->vf();
41 }
42 
main()43 int main() {
44   A a;
45   for (unsigned i = 0; i != 37; ++i)
46     vcall(&a);
47   for (unsigned i = 0; i != 51; ++i)
48     nvcall(&a);
49   for (unsigned i = 0; i != 24; ++i)
50     dcast(&a);
51   for (unsigned i = 0; i != 81; ++i)
52     ucast(&a);
53   for (unsigned i = 0; i != 0; ++i)
54     unreachable(&a);
55 }
56