diff --git a/clang/test/SemaCXX/i-c-e-cxx.cpp b/clang/test/SemaCXX/i-c-e-cxx.cpp
index 186e321..4ebdada 100644
--- a/clang/test/SemaCXX/i-c-e-cxx.cpp
+++ b/clang/test/SemaCXX/i-c-e-cxx.cpp
@@ -54,4 +54,6 @@
 int foo() { return A::B; }
 }
 
-
+// PR11040
+const int x = 10;
+int* y = reinterpret_cast<const char&>(x); // expected-error {{cannot initialize}}