return PMPI_Keyval_free(keyval);
}
+int PMPI_Comm_test_inter(MPI_Comm comm, int* flag){
+ if(flag == nullptr)
+ return MPI_ERR_ARG;
+ *flag=false;
+ return MPI_SUCCESS;
+}
+
int PMPI_Attr_delete(MPI_Comm comm, int keyval) {
CHECK_COMM(1)
if(keyval == MPI_TAG_UB||keyval == MPI_HOST||keyval == MPI_IO ||keyval == MPI_WTIME_IS_GLOBAL||keyval == MPI_APPNUM