dynmem-5.c

#include <stdio.h>
#include <stdlib.h>

int main (void)
{
  char **name = malloc (3 * sizeof (char *));
  name[0] = "Anton";
  name[1] = "Berthold";
  name[2] = "Caesar";

  char **new_name = malloc (4 * sizeof (char*));
  for (int i = 0; i < 3; i++)
    new_name[i] = name[i];
  free (name);
  name = new_name;

  name[3] = "Dieter";

  for (int i = 0; i < 4; i++)
    printf ("%s\n", name[i]);
  free (name);
  free (new_name);   /* Fehler: Array wurde bereits freigegeben! */
  return 0;
}