| 1 | // RUN: %clangxx_hwasan -fomit-frame-pointer -momit-leaf-frame-pointer \ |
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| 2 | // RUN: -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK |
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| 3 | // RUN: %clangxx_hwasan -fomit-frame-pointer -momit-leaf-frame-pointer \ |
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| 4 | // RUN: -O1 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK |
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| 5 | // RUN: %clangxx_hwasan -fomit-frame-pointer -momit-leaf-frame-pointer \ |
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| 6 | // RUN: -O2 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK |
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| 7 | // RUN: %clangxx_hwasan -fomit-frame-pointer -momit-leaf-frame-pointer \ |
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| 8 | // RUN: -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK |
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| 9 | |
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| 10 | // This test ensures that the CFA is implemented properly for slow |
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| 11 | // (non-frame-pointer) unwinding. |
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| 12 | #include <sanitizer/hwasan_interface.h> |
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| 13 | #include <stdio.h> |
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| 14 | #include <stdlib.h> |
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| 15 | |
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| 16 | __attribute__((noinline)) void f(int *p) { *p = 3; } |
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| 17 | |
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| 18 | // CHECK: ERROR: HWAddressSanitizer: |
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| 19 | // CHECK: #{{[0-9]}} {{.*}} in f(int*) {{.*}}register-dump-no-fp.cpp:[[@LINE-3]] |
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| 20 | |
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| 21 | int main() { |
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| 22 | __hwasan_enable_allocator_tagging(); |
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| 23 | |
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| 24 | int *volatile a = new int; |
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| 25 | a = (int *)__hwasan_tag_pointer(p: a, tag: 0); |
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| 26 | f(p: a); |
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| 27 | // CHECK: #{{[0-9]}} {{.*}} in main {{.*}}register-dump-no-fp.cpp:[[@LINE-1]] |
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| 28 | } |
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| 29 | |
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