diff --git a/test/CodeGenCXX/references.cpp b/test/CodeGenCXX/references.cpp
index a1a6c0a..82b9ec7 100644
--- a/test/CodeGenCXX/references.cpp
+++ b/test/CodeGenCXX/references.cpp
@@ -35,6 +35,9 @@
   int a = 10;
   f(a);
   
+  struct { int bitfield : 3; } s = { 3 };
+  f(s.bitfield)
+  
   f(10);
 }