188 	isl_ast_build *dup;  in isl_ast_build_dup()  local
194 	dup = isl_calloc_type(ctx, isl_ast_build);  in isl_ast_build_dup()
195 	if (!dup)  in isl_ast_build_dup()
198 	dup->ref = 1;  in isl_ast_build_dup()
199 	dup->outer_pos = build->outer_pos;  in isl_ast_build_dup()
200 	dup->depth = build->depth;  in isl_ast_build_dup()
201 	dup->iterators = isl_id_list_copy(build->iterators);  in isl_ast_build_dup()
202 	dup->domain = isl_set_copy(build->domain);  in isl_ast_build_dup()
203 	dup->generated = isl_set_copy(build->generated);  in isl_ast_build_dup()
204 	dup->pending = isl_set_copy(build->pending);  in isl_ast_build_dup()
205 	dup->values = isl_multi_aff_copy(build->values);  in isl_ast_build_dup()
206 	dup->internal2input = isl_multi_aff_copy(build->internal2input);  in isl_ast_build_dup()
207 	dup->value = isl_pw_aff_copy(build->value);  in isl_ast_build_dup()
208 	dup->strides = isl_vec_copy(build->strides);  in isl_ast_build_dup()
209 	dup->offsets = isl_multi_aff_copy(build->offsets);  in isl_ast_build_dup()
210 	dup->executed = isl_union_map_copy(build->executed);  in isl_ast_build_dup()
211 	dup->single_valued = build->single_valued;  in isl_ast_build_dup()
212 	dup->options = isl_union_map_copy(build->options);  in isl_ast_build_dup()
213 	dup->at_each_domain = build->at_each_domain;  in isl_ast_build_dup()
214 	dup->at_each_domain_user = build->at_each_domain_user;  in isl_ast_build_dup()
215 	dup->before_each_for = build->before_each_for;  in isl_ast_build_dup()
216 	dup->before_each_for_user = build->before_each_for_user;  in isl_ast_build_dup()
217 	dup->after_each_for = build->after_each_for;  in isl_ast_build_dup()
218 	dup->after_each_for_user = build->after_each_for_user;  in isl_ast_build_dup()
219 	dup->before_each_mark = build->before_each_mark;  in isl_ast_build_dup()
220 	dup->before_each_mark_user = build->before_each_mark_user;  in isl_ast_build_dup()
221 	dup->after_each_mark = build->after_each_mark;  in isl_ast_build_dup()
222 	dup->after_each_mark_user = build->after_each_mark_user;  in isl_ast_build_dup()
223 	dup->create_leaf = build->create_leaf;  in isl_ast_build_dup()
224 	dup->create_leaf_user = build->create_leaf_user;  in isl_ast_build_dup()
225 	dup->node = isl_schedule_node_copy(build->node);  in isl_ast_build_dup()
229 		dup->n = build->n;  in isl_ast_build_dup()
230 		dup->loop_type = isl_alloc_array(ctx,  in isl_ast_build_dup()
231 						enum isl_ast_loop_type, dup->n);  in isl_ast_build_dup()
232 		if (dup->n && !dup->loop_type)  in isl_ast_build_dup()
233 			return isl_ast_build_free(dup);  in isl_ast_build_dup()
234 		for (i = 0; i < dup->n; ++i)  in isl_ast_build_dup()
235 			dup->loop_type[i] = build->loop_type[i];  in isl_ast_build_dup()
238 	if (!dup->iterators || !dup->domain || !dup->generated ||  in isl_ast_build_dup()
239 	    !dup->pending || !dup->values ||  in isl_ast_build_dup()
240 	    !dup->strides || !dup->offsets || !dup->options ||  in isl_ast_build_dup()
241 	    (build->internal2input && !dup->internal2input) ||  in isl_ast_build_dup()
242 	    (build->executed && !dup->executed) ||  in isl_ast_build_dup()
243 	    (build->value && !dup->value) ||  in isl_ast_build_dup()
244 	    (build->node && !dup->node))  in isl_ast_build_dup()
245 		return isl_ast_build_free(dup);  in isl_ast_build_dup()
247 	return dup;  in isl_ast_build_dup()