instr_extra_data extra = xbt_new0(s_instr_extra_data_t,1);
extra->type = TRACING_BARRIER;
TRACE_smpi_collective_in(rank, -1, __FUNCTION__, extra);
instr_extra_data extra = xbt_new0(s_instr_extra_data_t,1);
extra->type = TRACING_BARRIER;
TRACE_smpi_collective_in(rank, -1, __FUNCTION__, extra);