/*
 * Copyright (c) 2016 - present
 *
 * Programming Research Laboratory (ROPAS)
 * Seoul National University, Korea
 * All rights reserved.
 *
 * This source code is licensed under the BSD style license found in the
 * LICENSE file in the root directory of this source tree. An additional grant
 * of patent rights can be found in the PATENTS file in the same directory.
 */

char* safealloc(int n);

void while_loop() {
  int i = 0;
  char* a = safealloc(10);
  while (*(a + i) && i < 10) /* BUG */
    a[i++] = 1; /* SAFE */
}