1 files changed, 35 insertions, 0 deletions
diff --git a/test/regress/regress1/sep/sl-standard.smt2 b/test/regress/regress1/sep/sl-standard.smt2
new file mode 100644
index 000000000..16d3165c1
--- /dev/null
+++ b/test/regress/regress1/sep/sl-standard.smt2
@@ -0,0 +1,35 @@
+(set-logic QF_ALL)
+(set-info :source | CVC4 - Andrew Reynolds |)
+(set-info :smt-lib-version 2.6)
+(set-info :category "crafted")
+(set-info :status unsat)
+
+(declare-sort Loc 0)
+
+(declare-heap (Loc Loc))
+
+(declare-const loc0 Loc)
+
+(declare-const u Loc)
+(declare-const v Loc)
+(declare-const y Loc)
+(declare-const y0 Loc)
+(declare-const y00 Loc)
+(declare-const t Loc)
+(declare-const t0 Loc)
+(declare-const t00 Loc)
+
+(define-fun pos2 ((x Loc) (a Loc) (i Int)) Bool (or (and (pto x a) (= i 0)) (sep (pto x a) (or (and (pto a y) (= (- i 1) 0)) (sep (pto a y) (or (and (pto y y0) (= (- (- i 1) 1) 0)) (sep (pto y y0) (and (pto y0 y00) (= (- (- (- i 1) 1) 1) 0)))))))))
+
+(define-fun neg2 ((z Loc) (b Loc) (j Int)) Bool (or (and (not (pto z b)) (= j 0)) (sep (pto z b) (or (and (not (pto b t)) (= (- j 1) 0)) (sep (pto b t) (or (and (not (pto t t0)) (= (- (- j 1) 1) 0)) (sep (pto t t0) (and (not (pto t0 t00)) (= (- (- (- j 1) 1) 1) 0)))))))))
+
+;------- f -------
+(assert (= t y))
+(assert (= t0 y0))
+(assert (not (= t00 y00)))
+;-----------------
+
+(assert (pos2 u v 3))
+(assert (not (neg2 u v 3)))
+
+(check-sat)