1 files changed, 9 insertions, 0 deletions
diff --git a/clang/test/CodeGenObjC/id-isa-codegen.m b/clang/test/CodeGenObjC/id-isa-codegen.m
index dc0bac3000e..89e99220907 100644
--- a/clang/test/CodeGenObjC/id-isa-codegen.m
+++ b/clang/test/CodeGenObjC/id-isa-codegen.m
@@ -25,3 +25,12 @@ typedef struct objc_object {
 }
 @end
 
+
+// rdar 7470820
+static Class MyClass;
+
+Class Test(const void *inObject1) {
+  if(((id)inObject1)->isa == MyClass)
+   return ((id)inObject1)->isa;
+  return (id)0;
+}