<?hh
/**
 * Copyright (c) 2014, Facebook, Inc.
 * All rights reserved.
 *
 * This source code is licensed under the BSD-style license found in the
 * LICENSE file in the "hack" directory of this source tree. An additional grant
 * of patent rights can be found in the PATENTS file in the same directory.
 *
 */


function initDB(?int $x): int {
  try {
    while($x) {
      $x = '';
    }
    $x = '';
    $x = 0;
    return $x;
  } catch(Exception $e) {
    return 0;
  }
}

