XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(smpi);
-namespace simgrid {
-namespace smpi {
-namespace app {
+namespace simgrid::smpi::app {
static int universe_size = 0;
unsigned int finalized_ranks_ = 0;
MPI_Comm comm_world_;
};
-}
-}
-}
+} // namespace simgrid::smpi::app
using simgrid::smpi::app::Instance;