diff --git a/Examples/test-suite/cpp14_binary_integer_literals.i b/Examples/test-suite/cpp14_binary_integer_literals.i
index 54e070032..0cabb1c74 100644
--- a/Examples/test-suite/cpp14_binary_integer_literals.i
+++ b/Examples/test-suite/cpp14_binary_integer_literals.i
@@ -10,4 +10,8 @@ int b2 = 0b10;
 long b3 = 0b11l;
 unsigned long b4 = 0b100ul;
 unsigned long b5 = 0B101UL;
+#define b6 0b110
+const int b7 = 0b111;
 %}
+
+%constant int b8 = 0b1000;
diff --git a/Examples/test-suite/python/cpp14_binary_integer_literals_runme.py b/Examples/test-suite/python/cpp14_binary_integer_literals_runme.py
index 8274ec6b5..ee308aa39 100644
--- a/Examples/test-suite/python/cpp14_binary_integer_literals_runme.py
+++ b/Examples/test-suite/python/cpp14_binary_integer_literals_runme.py
@@ -14,3 +14,12 @@ if cvar.b4 != 4:
 
 if cvar.b5 != 5:
     raise RuntimeError
+
+if b6 != 6:
+    raise RuntimeError
+
+if b7 != 7:
+    raise RuntimeError
+
+if b8 != 8:
+    raise RuntimeError