- CHECK_MPI_NULL(num, MPI_GROUP_NULL, MPI_ERR_GROUP, group)
-#define CHECK_WIN(num, group) \
- CHECK_MPI_NULL(num, MPI_WIN_NULL, MPI_ERR_WIN, group)
+ CHECK_MPI_NULL((num), MPI_GROUP_NULL, MPI_ERR_GROUP, (group))
+#define CHECK_WIN(num, win) \
+ CHECK_MPI_NULL((num), MPI_WIN_NULL, MPI_ERR_WIN, (win))