int ref;
#define ISL_BASIC_SET_FINAL (1 << 0)
#define ISL_BASIC_SET_EMPTY (1 << 1)
+#define ISL_BASIC_SET_NO_IMPLICIT (1 << 2)
+#define ISL_BASIC_SET_NO_REDUNDANT (1 << 3)
+#define ISL_BASIC_SET_RATIONAL (1 << 4)
#define ISL_BASIC_SET_NORMALIZED (1 << 5)
+#define ISL_BASIC_SET_NORMALIZED_DIVS (1 << 6)
+#define ISL_BASIC_SET_ALL_EQUALITIES (1 << 7)
unsigned flags;
struct isl_ctx *ctx;