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221
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1 // RUN: %clangxx_hwasan %s -o %t && not %run %t 2>&1 | FileCheck %s
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2
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3 #include <stdio.h>
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4 #include <stdlib.h>
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5
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6 #include <sanitizer/hwasan_interface.h>
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7
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8 __attribute__((no_sanitize("hwaddress"))) extern "C" void callback(const char *msg) {
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9 fprintf(stderr, "== error start\n%s\n== error end\n", msg);
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10 }
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11
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12 int main() {
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13 __hwasan_enable_allocator_tagging();
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14 __hwasan_set_error_report_callback(&callback);
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15 char *volatile p = (char *)malloc(16);
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16 p[16] = 1;
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17 free(p);
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18 // CHECK: ERROR: HWAddressSanitizer:
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19 // CHECK: WRITE of size 1 at
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252
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20 // CHECK: allocated by thread {{.*}} here:
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221
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21 // CHECK: Memory tags around the buggy address
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22
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23 // CHECK: == error start
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24 // CHECK: ERROR: HWAddressSanitizer:
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25 // CHECK: WRITE of size 1 at
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252
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26 // CHECK: allocated by thread {{.*}} here:
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221
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27 // CHECK: Memory tags around the buggy address
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28 // CHECK: == error end
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29 }
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