implement antiquated isl_basic_set_n_* in terms of isl_basic_set_dim

diff --git a/isl_map.c b/isl_map.c
index ba05d12..3276cf6 100644 (file)
--- a/isl_map.c
+++ b/isl_map.c
@@ -116,6 +116,8 @@ static void isl_dim_map_dump(struct isl_dim_map *dim_map)
 unsigned isl_basic_map_dim(const struct isl_basic_map *bmap,
                                enum isl_dim_type type)
 {
+       if (!bmap)
+               return 0;
        switch (type) {
        case isl_dim_param:
        case isl_dim_in:
@@ -162,12 +164,12 @@ unsigned isl_basic_set_dim(const struct isl_basic_set *bset,
 
 unsigned isl_basic_set_n_dim(const struct isl_basic_set *bset)
 {
-       return bset->dim->n_out;
+       return isl_basic_set_dim(bset, isl_dim_set);
 }
 
 unsigned isl_basic_set_n_param(const struct isl_basic_set *bset)
 {
-       return bset->dim->nparam;
+       return isl_basic_set_dim(bset, isl_dim_param);
 }
 
 unsigned isl_basic_set_total_dim(const struct isl_basic_set *bset)