// RUN: %clang_hwasan -mllvm -hwasan-match-all-tag=0 %s -o %t && %run %t
#include <sanitizer/hwasan_interface.h>
#include <stdlib.h>
int main() {
__hwasan_enable_allocator_tagging();
char *x = (char *)malloc(40);
char volatile z = *x;
free(x);
return 0;
}