1 files changed, 27 insertions, 0 deletions
diff --git a/test/regress/regress0/rewriterules/relation.smt2 b/test/regress/regress0/rewriterules/relation.smt2
new file mode 100644
index 000000000..a327a90a4
--- /dev/null
+++ b/test/regress/regress0/rewriterules/relation.smt2
@@ -0,0 +1,27 @@
+(set-logic AUFLIA)
+(set-info :status unsat)
+
+;; don't use a datatypes for currently focusing in uf
+(declare-sort elt 0)
+
+(declare-fun R (elt elt) Bool)
+
+;; reflexive
+(assert-rewrite ((x elt)) () (R x x) true ())
+
+;; transitive
+(assert-propagation ((x elt) (y elt) (z elt)) () ((R x y) (R y z)) (R x z) ())
+
+;; anti-symmetric
+(assert-propagation ((x elt) (y elt)) () ((R x y) (R y x)) (= x y) ())
+
+(declare-fun e1 () elt)
+(declare-fun e2 () elt)
+(declare-fun e3 () elt)
+(declare-fun e4 () elt)
+
+(assert (not (=> (and (R e1 e2) (R e2 e3) (R e3 e4) (R e4 e1)) (= e1 e4))))
+
+(check-sat)
+
+(exit)
+\ No newline at end of file