TRACE_smpi_comm_in(rank, __func__,
new simgrid::instr::CollTIData("bcast", root, -1.0,
datatype->is_replayable() ? count : count * datatype->size(), -1,
TRACE_smpi_comm_in(rank, __func__,
new simgrid::instr::CollTIData("bcast", root, -1.0,
datatype->is_replayable() ? count : count * datatype->size(), -1,