2 * Copyright 2008-2009 Katholieke Universiteit Leuven
4 * Use of this software is governed by the GNU LGPLv2.1 license
6 * Written by Sven Verdoolaege, K.U.Leuven, Departement
7 * Computerwetenschappen, Celestijnenlaan 200A, B-3001 Leuven, Belgium
13 #include <isl/map_type.h>
14 #include <isl/aff_type.h>
17 #include <isl/point.h>
18 #include <isl/local_space.h>
20 #if defined(__cplusplus)
24 unsigned isl_basic_set_n_dim(const struct isl_basic_set *bset);
25 unsigned isl_basic_set_n_param(const struct isl_basic_set *bset);
26 unsigned isl_basic_set_total_dim(const struct isl_basic_set *bset);
27 unsigned isl_basic_set_dim(const struct isl_basic_set *bset,
28 enum isl_dim_type type);
30 unsigned isl_set_n_dim(const struct isl_set *set);
31 unsigned isl_set_n_param(const struct isl_set *set);
32 unsigned isl_set_dim(const struct isl_set *set, enum isl_dim_type type);
34 isl_ctx *isl_basic_set_get_ctx(__isl_keep isl_basic_set *bset);
35 isl_ctx *isl_set_get_ctx(__isl_keep isl_set *set);
36 __isl_give isl_dim *isl_basic_set_get_dim(__isl_keep isl_basic_set *bset);
37 __isl_give isl_dim *isl_set_get_dim(__isl_keep isl_set *set);
38 __isl_give isl_set *isl_set_reset_dim(__isl_take isl_set *set,
39 __isl_take isl_dim *dim);
41 struct isl_div *isl_basic_set_div(struct isl_basic_set *bset, int pos);
43 __isl_give isl_local_space *isl_basic_set_get_local_space(
44 __isl_keep isl_basic_set *bset);
46 const char *isl_basic_set_get_tuple_name(__isl_keep isl_basic_set *bset);
47 const char *isl_set_get_tuple_name(__isl_keep isl_set *set);
48 __isl_give isl_basic_set *isl_basic_set_set_tuple_name(
49 __isl_take isl_basic_set *set, const char *s);
50 __isl_give isl_set *isl_set_set_tuple_name(__isl_take isl_set *set,
52 const char *isl_basic_set_get_dim_name(__isl_keep isl_basic_set *bset,
53 enum isl_dim_type type, unsigned pos);
54 __isl_give isl_basic_set *isl_basic_set_set_dim_name(
55 __isl_take isl_basic_set *bset,
56 enum isl_dim_type type, unsigned pos, const char *s);
57 const char *isl_set_get_dim_name(__isl_keep isl_set *set,
58 enum isl_dim_type type, unsigned pos);
59 __isl_give isl_set *isl_set_set_dim_name(__isl_take isl_set *set,
60 enum isl_dim_type type, unsigned pos, const char *s);
62 __isl_give isl_set *isl_set_set_dim_id(__isl_take isl_set *set,
63 enum isl_dim_type type, unsigned pos, __isl_take isl_id *id);
64 __isl_give isl_id *isl_set_get_dim_id(__isl_keep isl_set *set,
65 enum isl_dim_type type, unsigned pos);
66 __isl_give isl_set *isl_set_set_tuple_id(__isl_take isl_set *set,
67 __isl_take isl_id *id);
68 __isl_give isl_id *isl_set_get_tuple_id(__isl_keep isl_set *set);
70 int isl_set_find_dim_by_id(__isl_keep isl_set *set, enum isl_dim_type type,
71 __isl_keep isl_id *id);
73 int isl_basic_set_is_rational(__isl_keep isl_basic_set *bset);
75 struct isl_basic_set *isl_basic_set_alloc(struct isl_ctx *ctx,
76 unsigned nparam, unsigned dim, unsigned extra,
77 unsigned n_eq, unsigned n_ineq);
78 struct isl_basic_set *isl_basic_set_extend(struct isl_basic_set *base,
79 unsigned nparam, unsigned dim, unsigned extra,
80 unsigned n_eq, unsigned n_ineq);
81 struct isl_basic_set *isl_basic_set_extend_constraints(
82 struct isl_basic_set *base, unsigned n_eq, unsigned n_ineq);
83 struct isl_basic_set *isl_basic_set_finalize(struct isl_basic_set *bset);
84 void isl_basic_set_free(__isl_take isl_basic_set *bset);
85 __isl_give isl_basic_set *isl_basic_set_copy(__isl_keep isl_basic_set *bset);
86 struct isl_basic_set *isl_basic_set_dup(struct isl_basic_set *bset);
87 __isl_give isl_basic_set *isl_basic_set_empty(__isl_take isl_dim *dim);
88 struct isl_basic_set *isl_basic_set_empty_like(struct isl_basic_set *bset);
89 __isl_give isl_basic_set *isl_basic_set_universe(__isl_take isl_dim *dim);
90 __isl_give isl_basic_set *isl_basic_set_nat_universe(__isl_take isl_dim *dim);
91 struct isl_basic_set *isl_basic_set_universe_like(struct isl_basic_set *bset);
92 __isl_give isl_basic_set *isl_basic_set_universe_like_set(
93 __isl_keep isl_set *model);
94 struct isl_basic_set *isl_basic_set_interval(struct isl_ctx *ctx,
95 isl_int min, isl_int max);
96 struct isl_basic_set *isl_basic_set_positive_orthant(struct isl_dim *dims);
97 void isl_basic_set_print_internal(__isl_keep isl_basic_set *bset,
98 FILE *out, int indent);
99 __isl_give isl_basic_set *isl_basic_set_intersect(
100 __isl_take isl_basic_set *bset1,
101 __isl_take isl_basic_set *bset2);
102 __isl_give isl_basic_set *isl_basic_set_apply(
103 __isl_take isl_basic_set *bset,
104 __isl_take isl_basic_map *bmap);
105 __isl_give isl_basic_set *isl_basic_set_affine_hull(
106 __isl_take isl_basic_set *bset);
107 __isl_give isl_basic_set *isl_basic_set_remove_dims(
108 __isl_take isl_basic_set *bset,
109 enum isl_dim_type type, unsigned first, unsigned n);
110 struct isl_basic_set *isl_basic_set_simplify(struct isl_basic_set *bset);
111 __isl_give isl_basic_set *isl_basic_set_detect_equalities(
112 __isl_take isl_basic_set *bset);
113 __isl_give isl_basic_set *isl_basic_set_remove_redundancies(
114 __isl_take isl_basic_set *bset);
115 __isl_give isl_set *isl_set_remove_redundancies(__isl_take isl_set *set);
116 __isl_give isl_basic_set *isl_basic_set_list_product(
117 __isl_take struct isl_basic_set_list *list);
119 __isl_give isl_basic_set *isl_basic_set_read_from_file(isl_ctx *ctx,
120 FILE *input, int nparam);
121 __isl_give isl_basic_set *isl_basic_set_read_from_str(isl_ctx *ctx,
122 const char *str, int nparam);
123 __isl_give isl_set *isl_set_read_from_file(isl_ctx *ctx,
124 FILE *input, int nparam);
125 __isl_give isl_set *isl_set_read_from_str(isl_ctx *ctx,
126 const char *str, int nparam);
127 void isl_basic_set_dump(__isl_keep isl_basic_set *bset);
128 void isl_set_dump(__isl_keep isl_set *set);
129 __isl_give isl_printer *isl_printer_print_basic_set(
130 __isl_take isl_printer *printer, __isl_keep isl_basic_set *bset);
131 __isl_give isl_printer *isl_printer_print_set(__isl_take isl_printer *printer,
132 __isl_keep isl_set *map);
133 void isl_basic_set_print(__isl_keep isl_basic_set *bset, FILE *out, int indent,
134 const char *prefix, const char *suffix, unsigned output_format);
135 void isl_set_print(__isl_keep struct isl_set *set, FILE *out, int indent,
136 unsigned output_format);
137 __isl_give isl_basic_set *isl_basic_set_fix(__isl_take isl_basic_set *bset,
138 enum isl_dim_type type, unsigned pos, isl_int value);
139 __isl_give isl_basic_set *isl_basic_set_fix_si(__isl_take isl_basic_set *bset,
140 enum isl_dim_type type, unsigned pos, int value);
141 __isl_give isl_set *isl_set_fix_si(__isl_take isl_set *set,
142 enum isl_dim_type type, unsigned pos, int value);
143 __isl_give isl_set *isl_set_lower_bound_si(__isl_take isl_set *set,
144 enum isl_dim_type type, unsigned pos, int value);
146 __isl_give isl_set *isl_set_equate(__isl_take isl_set *set,
147 enum isl_dim_type type1, int pos1, enum isl_dim_type type2, int pos2);
149 struct isl_basic_set *isl_basic_set_from_underlying_set(
150 struct isl_basic_set *bset, struct isl_basic_set *like);
151 struct isl_set *isl_set_from_underlying_set(
152 struct isl_set *set, struct isl_basic_set *like);
153 struct isl_set *isl_set_to_underlying_set(struct isl_set *set);
155 int isl_basic_set_is_equal(
156 struct isl_basic_set *bset1, struct isl_basic_set *bset2);
158 __isl_give isl_set *isl_basic_set_partial_lexmin(
159 __isl_take isl_basic_set *bset, __isl_take isl_basic_set *dom,
160 __isl_give isl_set **empty);
161 __isl_give isl_set *isl_basic_set_partial_lexmax(
162 __isl_take isl_basic_set *bset, __isl_take isl_basic_set *dom,
163 __isl_give isl_set **empty);
164 __isl_give isl_set *isl_set_partial_lexmin(
165 __isl_take isl_set *set, __isl_take isl_set *dom,
166 __isl_give isl_set **empty);
167 __isl_give isl_set *isl_set_partial_lexmax(
168 __isl_take isl_set *set, __isl_take isl_set *dom,
169 __isl_give isl_set **empty);
170 __isl_give isl_set *isl_basic_set_lexmin(__isl_take isl_basic_set *bset);
171 __isl_give isl_set *isl_basic_set_lexmax(__isl_take isl_basic_set *bset);
172 __isl_give isl_set *isl_set_lexmin(__isl_take isl_set *set);
173 __isl_give isl_set *isl_set_lexmax(__isl_take isl_set *set);
174 int isl_basic_set_foreach_lexmax(__isl_keep isl_basic_set *bset,
175 int (*fn)(__isl_take isl_basic_set *dom, __isl_take isl_aff_list *list,
179 __isl_give isl_set *isl_basic_set_union(
180 __isl_take isl_basic_set *bset1,
181 __isl_take isl_basic_set *bset2);
183 int isl_basic_set_compare_at(struct isl_basic_set *bset1,
184 struct isl_basic_set *bset2, int pos);
185 int isl_set_follows_at(__isl_keep isl_set *set1,
186 __isl_keep isl_set *set2, int pos);
188 int isl_basic_set_dims_get_sign(__isl_keep isl_basic_set *bset,
189 enum isl_dim_type type, unsigned pos, unsigned n, int *signs);
191 int isl_basic_set_is_universe(__isl_keep isl_basic_set *bset);
192 int isl_basic_set_plain_is_empty(__isl_keep isl_basic_set *bset);
193 int isl_basic_set_fast_is_empty(__isl_keep isl_basic_set *bset);
194 int isl_basic_set_is_empty(__isl_keep isl_basic_set *bset);
195 int isl_basic_set_is_bounded(__isl_keep isl_basic_set *bset);
197 struct isl_set *isl_set_alloc(struct isl_ctx *ctx,
198 unsigned nparam, unsigned dim, int n, unsigned flags);
199 struct isl_set *isl_set_extend(struct isl_set *base,
200 unsigned nparam, unsigned dim);
201 __isl_give isl_set *isl_set_empty(__isl_take isl_dim *dim);
202 struct isl_set *isl_set_empty_like(struct isl_set *set);
203 __isl_give isl_set *isl_set_universe(__isl_take isl_dim *dim);
204 __isl_give isl_set *isl_set_nat_universe(__isl_take isl_dim *dim);
205 __isl_give isl_set *isl_set_universe_like(__isl_keep isl_set *model);
206 __isl_give isl_set *isl_set_add_basic_set(__isl_take isl_set *set,
207 __isl_take isl_basic_set *bset);
208 struct isl_set *isl_set_finalize(struct isl_set *set);
209 __isl_give isl_set *isl_set_copy(__isl_keep isl_set *set);
210 void isl_set_free(__isl_take isl_set *set);
211 struct isl_set *isl_set_dup(struct isl_set *set);
212 __isl_give isl_set *isl_set_from_basic_set(__isl_take isl_basic_set *bset);
213 __isl_give isl_basic_set *isl_set_sample(__isl_take isl_set *set);
214 __isl_give isl_point *isl_basic_set_sample_point(__isl_take isl_basic_set *bset);
215 __isl_give isl_point *isl_set_sample_point(__isl_take isl_set *set);
216 __isl_give isl_set *isl_set_detect_equalities(__isl_take isl_set *set);
217 __isl_give isl_basic_set *isl_set_affine_hull(__isl_take isl_set *set);
218 __isl_give isl_basic_set *isl_set_convex_hull(__isl_take isl_set *set);
219 __isl_give isl_basic_set *isl_set_polyhedral_hull(__isl_take isl_set *set);
220 __isl_give isl_basic_set *isl_set_simple_hull(__isl_take isl_set *set);
221 struct isl_basic_set *isl_set_bounded_simple_hull(struct isl_set *set);
222 __isl_give isl_set *isl_set_recession_cone(__isl_take isl_set *set);
224 struct isl_set *isl_set_union_disjoint(
225 struct isl_set *set1, struct isl_set *set2);
226 __isl_give isl_set *isl_set_union(
227 __isl_take isl_set *set1,
228 __isl_take isl_set *set2);
229 __isl_give isl_set *isl_set_product(__isl_take isl_set *set1,
230 __isl_take isl_set *set2);
231 __isl_give isl_basic_set *isl_basic_set_flat_product(
232 __isl_take isl_basic_set *bset1, __isl_take isl_basic_set *bset2);
233 __isl_give isl_set *isl_set_flat_product(__isl_take isl_set *set1,
234 __isl_take isl_set *set2);
235 __isl_give isl_set *isl_set_intersect(
236 __isl_take isl_set *set1,
237 __isl_take isl_set *set2);
238 __isl_give isl_set *isl_set_intersect_params(__isl_take isl_set *set,
239 __isl_take isl_set *params);
240 __isl_give isl_set *isl_set_subtract(
241 __isl_take isl_set *set1,
242 __isl_take isl_set *set2);
243 __isl_give isl_set *isl_set_complement(__isl_take isl_set *set);
244 __isl_give isl_set *isl_set_apply(
245 __isl_take isl_set *set,
246 __isl_take isl_map *map);
247 __isl_give isl_set *isl_set_fix(__isl_take isl_set *set,
248 enum isl_dim_type type, unsigned pos, isl_int value);
249 struct isl_set *isl_set_fix_dim_si(struct isl_set *set,
250 unsigned dim, int value);
251 struct isl_set *isl_set_lower_bound_dim(struct isl_set *set,
252 unsigned dim, isl_int value);
253 __isl_give isl_set *isl_set_insert(__isl_take isl_set *set,
254 enum isl_dim_type type, unsigned pos, unsigned n);
255 __isl_give isl_basic_set *isl_basic_set_add(__isl_take isl_basic_set *bset,
256 enum isl_dim_type type, unsigned n);
257 __isl_give isl_set *isl_set_add_dims(__isl_take isl_set *set,
258 enum isl_dim_type type, unsigned n);
259 __isl_give isl_basic_set *isl_basic_set_move_dims(__isl_take isl_basic_set *bset,
260 enum isl_dim_type dst_type, unsigned dst_pos,
261 enum isl_dim_type src_type, unsigned src_pos, unsigned n);
262 __isl_give isl_set *isl_set_move_dims(__isl_take isl_set *set,
263 enum isl_dim_type dst_type, unsigned dst_pos,
264 enum isl_dim_type src_type, unsigned src_pos, unsigned n);
265 __isl_give isl_basic_set *isl_basic_set_project_out(
266 __isl_take isl_basic_set *bset,
267 enum isl_dim_type type, unsigned first, unsigned n);
268 __isl_give isl_set *isl_set_project_out(__isl_take isl_set *set,
269 enum isl_dim_type type, unsigned first, unsigned n);
270 __isl_give isl_basic_set *isl_basic_set_remove_divs(
271 __isl_take isl_basic_set *bset);
272 __isl_give isl_set *isl_set_eliminate(__isl_take isl_set *set,
273 enum isl_dim_type type, unsigned first, unsigned n);
274 struct isl_set *isl_set_eliminate_dims(struct isl_set *set,
275 unsigned first, unsigned n);
276 __isl_give isl_set *isl_set_remove_dims(__isl_take isl_set *bset,
277 enum isl_dim_type type, unsigned first, unsigned n);
278 __isl_give isl_set *isl_set_remove_divs_involving_dims(__isl_take isl_set *set,
279 enum isl_dim_type type, unsigned first, unsigned n);
280 __isl_give isl_set *isl_set_remove_unknown_divs(__isl_take isl_set *set);
281 __isl_give isl_set *isl_set_remove_divs(__isl_take isl_set *set);
282 __isl_give isl_set *isl_set_split_dims(__isl_take isl_set *set,
283 enum isl_dim_type type, unsigned first, unsigned n);
285 int isl_basic_set_involves_dims(__isl_keep isl_basic_set *bset,
286 enum isl_dim_type type, unsigned first, unsigned n);
287 int isl_set_involves_dims(__isl_keep isl_set *set,
288 enum isl_dim_type type, unsigned first, unsigned n);
290 void isl_set_print_internal(__isl_keep isl_set *set, FILE *out, int indent);
291 int isl_set_plain_is_empty(__isl_keep isl_set *set);
292 int isl_set_fast_is_empty(__isl_keep isl_set *set);
293 int isl_set_plain_is_universe(__isl_keep isl_set *set);
294 int isl_set_fast_is_universe(__isl_keep isl_set *set);
295 int isl_set_is_empty(__isl_keep isl_set *set);
296 int isl_set_is_bounded(__isl_keep isl_set *set);
297 int isl_set_is_subset(__isl_keep isl_set *set1, __isl_keep isl_set *set2);
298 int isl_set_is_strict_subset(__isl_keep isl_set *set1, __isl_keep isl_set *set2);
299 int isl_set_is_equal(__isl_keep isl_set *set1, __isl_keep isl_set *set2);
300 int isl_set_is_singleton(__isl_keep isl_set *set);
301 int isl_set_is_box(__isl_keep isl_set *set);
302 int isl_set_has_equal_dim(__isl_keep isl_set *set1, __isl_keep isl_set *set2);
304 __isl_give isl_set *isl_set_sum(__isl_take isl_set *set1,
305 __isl_take isl_set *set2);
306 __isl_give isl_basic_set *isl_basic_set_neg(__isl_take isl_basic_set *bset);
307 __isl_give isl_set *isl_set_neg(__isl_take isl_set *set);
309 __isl_give isl_set *isl_set_make_disjoint(__isl_take isl_set *set);
310 struct isl_set *isl_basic_set_compute_divs(struct isl_basic_set *bset);
311 __isl_give isl_set *isl_set_compute_divs(__isl_take isl_set *set);
312 __isl_give isl_set *isl_set_align_divs(__isl_take isl_set *set);
314 struct isl_basic_set *isl_set_copy_basic_set(struct isl_set *set);
315 struct isl_set *isl_set_drop_basic_set(struct isl_set *set,
316 struct isl_basic_set *bset);
318 int isl_basic_set_plain_dim_is_fixed(__isl_keep isl_basic_set *bset,
319 unsigned dim, isl_int *val);
321 int isl_set_plain_dim_is_fixed(__isl_keep isl_set *set,
322 unsigned dim, isl_int *val);
323 int isl_set_fast_dim_is_fixed(__isl_keep isl_set *set,
324 unsigned dim, isl_int *val);
325 int isl_set_plain_dim_has_fixed_lower_bound(__isl_keep isl_set *set,
326 unsigned dim, isl_int *val);
327 int isl_set_dim_is_bounded(__isl_keep isl_set *set,
328 enum isl_dim_type type, unsigned pos);
330 __isl_give isl_basic_set *isl_basic_set_gist(__isl_take isl_basic_set *bset,
331 __isl_take isl_basic_set *context);
332 __isl_give isl_set *isl_set_gist_basic_set(__isl_take isl_set *set,
333 __isl_take isl_basic_set *context);
334 __isl_give isl_set *isl_set_gist(__isl_take isl_set *set,
335 __isl_take isl_set *context);
336 int isl_basic_set_dim_residue_class(struct isl_basic_set *bset,
337 int pos, isl_int *modulo, isl_int *residue);
338 int isl_set_dim_residue_class(struct isl_set *set,
339 int pos, isl_int *modulo, isl_int *residue);
341 __isl_give isl_set *isl_set_coalesce(__isl_take isl_set *set);
343 int isl_set_plain_is_equal(__isl_keep isl_set *set1, __isl_keep isl_set *set2);
344 int isl_set_fast_is_equal(__isl_keep isl_set *set1, __isl_keep isl_set *set2);
345 int isl_set_plain_is_disjoint(__isl_keep isl_set *set1,
346 __isl_keep isl_set *set2);
347 int isl_set_fast_is_disjoint(__isl_keep isl_set *set1,
348 __isl_keep isl_set *set2);
350 uint32_t isl_set_get_hash(struct isl_set *set);
352 int isl_set_dim_is_unique(struct isl_set *set, unsigned dim);
354 int isl_set_n_basic_set(__isl_keep isl_set *set);
355 int isl_set_foreach_basic_set(__isl_keep isl_set *set,
356 int (*fn)(__isl_take isl_basic_set *bset, void *user), void *user);
358 int isl_set_foreach_point(__isl_keep isl_set *set,
359 int (*fn)(__isl_take isl_point *pnt, void *user), void *user);
360 int isl_set_count(__isl_keep isl_set *set, isl_int *count);
361 int isl_basic_set_count_upto(__isl_keep isl_basic_set *bset,
362 isl_int max, isl_int *count);
363 int isl_set_count_upto(__isl_keep isl_set *set, isl_int max, isl_int *count);
365 __isl_give isl_basic_set *isl_basic_set_from_point(__isl_take isl_point *pnt);
366 __isl_give isl_set *isl_set_from_point(__isl_take isl_point *pnt);
367 __isl_give isl_basic_set *isl_basic_set_box_from_points(
368 __isl_take isl_point *pnt1, __isl_take isl_point *pnt2);
369 __isl_give isl_set *isl_set_box_from_points(__isl_take isl_point *pnt1,
370 __isl_take isl_point *pnt2);
372 __isl_give isl_basic_set *isl_basic_set_lift(__isl_take isl_basic_set *bset);
373 __isl_give isl_set *isl_set_lift(__isl_take isl_set *set);
375 __isl_give isl_map *isl_set_lex_le_set(__isl_take isl_set *set1,
376 __isl_take isl_set *set2);
377 __isl_give isl_map *isl_set_lex_lt_set(__isl_take isl_set *set1,
378 __isl_take isl_set *set2);
379 __isl_give isl_map *isl_set_lex_ge_set(__isl_take isl_set *set1,
380 __isl_take isl_set *set2);
381 __isl_give isl_map *isl_set_lex_gt_set(__isl_take isl_set *set1,
382 __isl_take isl_set *set2);
384 int isl_set_size(__isl_keep isl_set *set);
386 __isl_give isl_set *isl_set_align_params(__isl_take isl_set *set,
387 __isl_take isl_dim *model);
389 __isl_give isl_mat *isl_basic_set_equalities_matrix(
390 __isl_keep isl_basic_set *bset, enum isl_dim_type c1,
391 enum isl_dim_type c2, enum isl_dim_type c3, enum isl_dim_type c4);
392 __isl_give isl_mat *isl_basic_set_inequalities_matrix(
393 __isl_keep isl_basic_set *bset, enum isl_dim_type c1,
394 enum isl_dim_type c2, enum isl_dim_type c3, enum isl_dim_type c4);
395 __isl_give isl_basic_set *isl_basic_set_from_constraint_matrices(
396 __isl_take isl_dim *dim,
397 __isl_take isl_mat *eq, __isl_take isl_mat *ineq, enum isl_dim_type c1,
398 enum isl_dim_type c2, enum isl_dim_type c3, enum isl_dim_type c4);
400 __isl_give isl_mat *isl_basic_set_reduced_basis(__isl_keep isl_basic_set *bset);
402 __isl_give isl_basic_set *isl_basic_set_coefficients(
403 __isl_take isl_basic_set *bset);
404 __isl_give isl_basic_set *isl_set_coefficients(__isl_take isl_set *set);
405 __isl_give isl_basic_set *isl_basic_set_solutions(
406 __isl_take isl_basic_set *bset);
407 __isl_give isl_basic_set *isl_set_solutions(__isl_take isl_set *set);
409 __isl_give isl_pw_aff *isl_set_dim_max(__isl_take isl_set *set, int pos);
411 #if defined(__cplusplus)