diff --git a/test/CodeGenObjC/class-obj-hidden-visibility.m b/test/CodeGenObjC/class-obj-hidden-visibility.m
new file mode 100644
index 0000000..fc4ac12
--- /dev/null
+++ b/test/CodeGenObjC/class-obj-hidden-visibility.m
@@ -0,0 +1,6 @@
+// RUN: clang-cc -fvisibility=hidden -triple x86_64-apple-darwin10  -S -o - %s | grep -e "private_extern _OBJC_" | count 2 
+
+@interface INTF @end
+
+@implementation INTF @end
+