| 1 | // RUN: %clang_hwasan -O0 %s -o %t && %run %t 2>&1 | FileCheck %s |
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| 2 | |
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| 3 | // REQUIRES: pointer-tagging |
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| 4 | #include <assert.h> |
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| 5 | #include <sanitizer/hwasan_interface.h> |
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| 6 | #include <stdlib.h> |
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| 7 | |
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| 8 | __attribute__((noinline)) int f(void *caller_frame) { |
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| 9 | int z = 0; |
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| 10 | int *volatile p = &z; |
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| 11 | // Tag of local is never zero. |
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| 12 | assert(__hwasan_tag_pointer(p, 0) != p); |
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| 13 | __hwasan_handle_longjmp(NULL); |
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| 14 | return p[0]; |
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| 15 | } |
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| 16 | |
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| 17 | int main() { |
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| 18 | return f(caller_frame: __builtin_frame_address(0)); |
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| 19 | // CHECK: HWASan is ignoring requested __hwasan_handle_longjmp: |
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| 20 | } |
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| 21 | |
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