int isl_space_find_dim_by_name(__isl_keep isl_space *space,
enum isl_dim_type type, const char *name);
+int isl_space_has_dim_name(__isl_keep isl_space *space,
+ enum isl_dim_type type, unsigned pos);
__isl_give isl_space *isl_space_set_dim_name(__isl_take isl_space *dim,
enum isl_dim_type type, unsigned pos,
__isl_keep const char *name);