--- /dev/null
+// RUN: %clang_cc1 %s -triple=x86_64-apple-darwin10 -emit-llvm -O3 -o - | FileCheck %s
+#include <typeinfo>
+
+class __pbase_type_info : public std::type_info {
+public:
+ unsigned int __flags;
+ const std::type_info *__pointee;
+
+ enum __masks {
+ __const_mask = 0x1,
+ __volatile_mask = 0x2,
+ __restrict_mask = 0x4,
+ __incomplete_mask = 0x8,
+ __incomplete_class_mask = 0x10
+ };
+};
+
+template<typename T> const T& to(const std::type_info &info) {
+return static_cast<const T&>(info);
+}
+struct Incomplete;
+
+// CHECK: define i32 @_Z1fv()
+int f() {
+ if (to<__pbase_type_info>(typeid(Incomplete *)).__flags != __pbase_type_info::__incomplete_mask)
+ return 1;
+
+ // Success!
+ return 0;
+}
+
+#ifdef HARNESS
+extern "C" void printf(const char *, ...);
+
+int main() {
+ int result = f();
+
+ if (result == 0)
+ printf("success!\n");
+ else
+ printf("test %d failed!\n", result);
+
+ return result;
+}
+#endif
+
+