How the owners exchange: a star centred on owner 0, or a bounded-fan-out
hierarchy (Representation.ParticipantTree). The topology fixes the
combine tree, hence the floating-point order, so it is part of the
numerical contract.
86field unrestricted dataParallelFanout : NatThe compiler supplied declaration spans and resolved links from this source snapshot. This page does not assert that this file belongs to a checked closure.