}
if (qp)
p = upoly_print(qp->upoly, dim, qp->div, p, 0);
+ else
+ p = isl_printer_free(p);
if (!isl_int_is_one(den)) {
p = isl_printer_print_str(p, ")/");
p = isl_printer_print_isl_int(p, den);
{
int i;
+ if (!set)
+ return isl_printer_free(p);
+
if (set->n == 0)
p = isl_printer_print_str(p, "0");