text: // RUN: %clang_dfsan -gmlt -mllvm -dfsan-fast-16-labels=true %s -o %t && \
  // RUN:     %run %t >%t.out 2>&1
  // RUN: FileCheck %s --check-prefix=CHECK < %t.out
  //
  // REQUIRES: x86_64-target-arch
  
  #include <sanitizer/dfsan_interface.h>
  
  int main(int argc, char *argv[]) {
    uint64_t a = 10;
    dfsan_set_label(8, &a, sizeof(a));
    dfsan_print_origin_trace(&a, NULL);
  }
  
  // CHECK: DFSan: origin tracking is not enabled. Did you specify the -dfsan-track-origins=1 option?
  