1 files changed, 18 insertions, 0 deletions
diff --git a/Test/test21/Orderings2.bpl b/Test/test21/Orderings2.bpl
new file mode 100644
index 00000000..75becb2a
--- /dev/null
+++ b/Test/test21/Orderings2.bpl
@@ -0,0 +1,18 @@
+
+
+const b:int;
+const a:int extends b complete;
+
+const c:int extends a;
+const d:int extends a;
+
+procedure P() returns () {
+  var x:int;
+
+  assert c <: b && d <: a;
+
+  assume x <: a && !(x <: c) && x != a;
+  assert x <: d;
+
+  assert b <: x;            // should not be provable
+}
+\ No newline at end of file