--- /dev/null
+# RUN: Kaleidoscope-Ch7 < %s 2>&1 | FileCheck %s
+
+# Sequence operator and iterative fibonacci function to test user defined vars.
+def binary : 1 (x y) y;
+
+def fibi(x)
+ var a = 1, b = 1, c in
+ (for i = 3, i < x in
+ c = a + b :
+ a = b :
+ b = c) :
+ b;
+
+fibi(10);
+# CHECK: Evaluated to 55.000000