Fix up constant expression handling to deal with the address 
of a reference correctly.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@72463 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGenCXX/references.cpp b/test/CodeGenCXX/references.cpp
index 5d4ac06..9d5a2ed 100644
--- a/test/CodeGenCXX/references.cpp
+++ b/test/CodeGenCXX/references.cpp
@@ -11,6 +11,7 @@
 
 int g;
 int& gr = g;
+int& grr = gr;
 void t3() {
   int b = gr;
 }