1 files changed, 16 insertions, 0 deletions
diff --git a/clang/test/SemaObjC/attr-root-class.m b/clang/test/SemaObjC/attr-root-class.m
new file mode 100644
index 0000000..195cd66
--- /dev/null
+++ b/clang/test/SemaObjC/attr-root-class.m
@@ -0,0 +1,16 @@
+// RUN: %clang_cc1 -fsyntax-only -verify -Wattributes -Wobjc-root-class %s
+@interface RootClass {} // expected-warning {{class 'RootClass' defined without specifying a base class}} \
+                        // expected-note {{add a super class to fix this problem}}
+@end
+@implementation RootClass
+@end
+
+__attribute__((objc_root_class))
+@interface NonRootClass : RootClass   // expected-error {{objc_root_class attribute may only be specified on a root class declaration}}
+@end
+@implementation NonRootClass
+@end
+
+__attribute__((objc_root_class)) static void nonClassDeclaration()  // expected-error {{attribute may only be applied to an Objective-C interface}}
+{
+}