Don't try to treat an enum constant as an lvalue.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@89705 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGenCXX/member-expressions.cpp b/test/CodeGenCXX/member-expressions.cpp
index f90b807..223bab5 100644
--- a/test/CodeGenCXX/member-expressions.cpp
+++ b/test/CodeGenCXX/member-expressions.cpp
@@ -17,3 +17,11 @@
 }
 
 }
+
+struct A {
+  enum E { Foo };
+};
+
+void f(A *a) {
+  A::E e = a->Foo;
+}