cperl printf indentation

[Dan Jacobson]

Should hitting tab on each line in cperl mode really indent like this?:
    printf "%.1f\t%.1f\t%s\n",
      $F[0] - $C - $A * $F[0] - $B * $F[1],
        $F[1] + $D - $A * $F[1] - $B * $F[0],
          "@F";