22 lines
732 B
C
22 lines
732 B
C
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// RUN: %clang_hwasan %s -o %t && not %run %t 2>&1 | FileCheck %s
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#include <stdio.h>
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#include <stdlib.h>
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#include <sanitizer/hwasan_interface.h>
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int main() {
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__hwasan_enable_allocator_tagging();
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char *p = (char *)malloc(1);
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fprintf(stderr, "ALLOC %p\n", __hwasan_tag_pointer(p, 0));
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// CHECK: ALLOC {{[0x]+}}[[ADDR:.*]]
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free(p - 8);
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// CHECK: ERROR: HWAddressSanitizer: invalid-free on address {{.*}} at pc {{[0x]+}}[[PC:.*]] on thread T{{[0-9]+}}
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// CHECK: #0 {{[0x]+}}{{.*}}[[PC]] in {{.*}}free
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// CHECK: #1 {{.*}} in main {{.*}}wild-free-close.c:[[@LINE-3]]
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// CHECK: is located 8 bytes before a 1-byte region [{{[0x]+}}{{.*}}[[ADDR]]
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// CHECK-NOT: Segmentation fault
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// CHECK-NOT: SIGSEGV
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return 0;
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}
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