enum isl_dim_type type, unsigned pos, isl_int *val);
int isl_map_fast_is_fixed(__isl_keep isl_map *map,
enum isl_dim_type type, unsigned pos, isl_int *val);
+__isl_give isl_val *isl_map_plain_get_val_if_fixed(__isl_keep isl_map *map,
+ enum isl_dim_type type, unsigned pos);
__isl_export
__isl_give isl_basic_map *isl_basic_map_gist(__isl_take isl_basic_map *bmap,