static void action_allToAll(const char *const *action) {
CHECK_ACTION_PARAMS(action, 2, 2) //two mandatory (send and recv volumes) and two optional (corresponding datatypes)
double clock = smpi_process_simulated_elapsed();
static void action_allToAll(const char *const *action) {
CHECK_ACTION_PARAMS(action, 2, 2) //two mandatory (send and recv volumes) and two optional (corresponding datatypes)
double clock = smpi_process_simulated_elapsed();