// RUN: %clangxx_asan  %s -o %t
// RUN: rm -f %t.log.*
// Set verbosity to 1 so that the log files are opened prior to fork().
// RUN: %env_asan_opts=log_path='"%t.log"':verbosity=1 not %run %t 2> %t.out
// RUN: for f in %t.log.* ; do FileCheck %s < $f; done
// RUN: [ `ls %t.log.* | wc -l` == 2 ]

#include <stdlib.h>
#include <string.h>
#include <unistd.h>

int main(int argc, char **argv) {
  void *x = malloc(10);
  free(x);
  if (fork() == -1) return 1;
  // There are two processes at this point, thus there should be two distinct
  // error logs.
  free(x);
  return 0;
}

// CHECK: ERROR: AddressSanitizer
