1 files changed, 19 insertions, 0 deletions
diff --git a/test/regress/regress1/rels/rel_tc_4.cvc b/test/regress/regress1/rels/rel_tc_4.cvc
new file mode 100644
index 000000000..decd38fe1
--- /dev/null
+++ b/test/regress/regress1/rels/rel_tc_4.cvc
@@ -0,0 +1,19 @@
+% EXPECT: unsat
+OPTION "logic" "ALL_SUPPORTED";
+IntPair: TYPE = [INT, INT];
+x : SET OF IntPair;
+y : SET OF IntPair;
+a: INT;
+b:INT;
+c:INT;
+d:INT;
+ASSERT (1, a) IS_IN x;
+ASSERT (1, c) IS_IN x;
+ASSERT (1, d) IS_IN x;
+ASSERT (b, 1) IS_IN x;
+ASSERT (b = d);
+ASSERT (2,b) IS_IN ((x JOIN x) JOIN x);
+ASSERT NOT (2, 1) IS_IN (TCLOSURE x);
+
+
+CHECKSAT;