int(1)
int(2)
int(3)
array(3) {
  [2]=>
  int(3)
  [1]=>
  int(2)
  [0]=>
  int(1)
}
f
int(4)
int(5)
int(6)
HipHop Notice:  Undefined index: 1 in hphp/test/vm/list-assignment.php on line 23
HipHop Notice:  Undefined index: 0 in hphp/test/vm/list-assignment.php on line 23
NULL
NULL
int(1)
int(2)
int(3)
string(1) "d"
string(1) "e"
string(4) "derp"