Where trusts fail for want of issue attaining absolutely vested interest

If the trusts in favour of the issue of the intestate fail by reason of no child or other issue attaining an absolutely vested (a) the residuary estate of the intestate and the income thereof and all accumulations, if any, of the income thereof, or so much thereof as may not have been paid or applied under any power affecting it, shall go, devolve and be held under this Part as if the intestate had died without leaving issue living at the death of the intestate; and (b) references in this Part to the intestate “leaving no issue” shall be construed as “leaving no issue who attain an absolutely vested interest”; and (c) references in this Part to the intestate “leaving issue” or “leaving a child or other issue” shall be construed as “leaving issue who attain an