| 1 | // RUN: %clangxx_cfi_dso -DSHARED_LIB -fPIC -g -fsanitize-stats -shared -o %t.so %s |
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| 2 | // RUN: %clangxx_cfi_dso -g -fsanitize-stats -o %t %s %t.so |
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| 3 | // RUN: env SANITIZER_STATS_PATH=%t.stats %t |
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| 4 | // RUN: sanstats %t.stats | FileCheck %s |
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| 5 | |
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| 6 | // CFI-icall is not implemented in thinlto mode => ".cfi" suffixes are missing |
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| 7 | // in sanstats output. |
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| 8 | |
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| 9 | // FIXME: %t.stats must be transferred from device to host for this to work on Android. |
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| 10 | // XFAIL: android |
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| 11 | |
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| 12 | struct ABase {}; |
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| 13 | |
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| 14 | struct A : ABase { |
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| 15 | virtual void vf() {} |
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| 16 | void nvf() {} |
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| 17 | }; |
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| 18 | |
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| 19 | extern "C" void vcall(A *a); |
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| 20 | extern "C" void nvcall(A *a); |
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| 21 | |
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| 22 | #ifdef SHARED_LIB |
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| 23 | |
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| 24 | extern "C" __attribute__((noinline)) void vcall(A *a) { |
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| 25 | // CHECK-DAG: stats.cpp:[[@LINE+1]] vcall.cfi cfi-vcall 37 |
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| 26 | a->vf(); |
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| 27 | } |
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| 28 | |
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| 29 | extern "C" __attribute__((noinline)) void nvcall(A *a) { |
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| 30 | // CHECK-DAG: stats.cpp:[[@LINE+1]] nvcall.cfi cfi-nvcall 51 |
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| 31 | a->nvf(); |
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| 32 | } |
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| 33 | |
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| 34 | #else |
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| 35 | |
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| 36 | extern "C" __attribute__((noinline)) A *dcast(A *a) { |
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| 37 | // CHECK-DAG: stats.cpp:[[@LINE+1]] dcast.cfi cfi-derived-cast 24 |
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| 38 | return (A *)(ABase *)a; |
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| 39 | } |
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| 40 | |
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| 41 | extern "C" __attribute__((noinline)) A *ucast(A *a) { |
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| 42 | // CHECK-DAG: stats.cpp:[[@LINE+1]] ucast.cfi cfi-unrelated-cast 81 |
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| 43 | return (A *)(char *)a; |
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| 44 | } |
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| 45 | |
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| 46 | extern "C" __attribute__((noinline)) void unreachable(A *a) { |
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| 47 | // CHECK-NOT: unreachable |
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| 48 | a->vf(); |
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| 49 | } |
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| 50 | |
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| 51 | int main() { |
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| 52 | A a; |
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| 53 | for (unsigned i = 0; i != 37; ++i) |
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| 54 | vcall(a: &a); |
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| 55 | for (unsigned i = 0; i != 51; ++i) |
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| 56 | nvcall(a: &a); |
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| 57 | for (unsigned i = 0; i != 24; ++i) |
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| 58 | dcast(a: &a); |
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| 59 | for (unsigned i = 0; i != 81; ++i) |
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| 60 | ucast(a: &a); |
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| 61 | for (unsigned i = 0; i != 0; ++i) |
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| 62 | unreachable(a: &a); |
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| 63 | } |
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| 64 | |
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| 65 | #endif |
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| 66 | |
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