2 files changed, 21 insertions, 0 deletions
diff --git a/gcc/testsuite/objc.dg/attributes/root-class-01.m b/gcc/testsuite/objc.dg/attributes/root-class-01.m
new file mode 100644
index 0000000..84da94a
--- /dev/null
+++ b/gcc/testsuite/objc.dg/attributes/root-class-01.m
@@ -0,0 +1,11 @@
+/* Test Wobjc-root-class warning is suppressed by the objc_root_class attr.
+   Note that we don't issue a warning unless the TU contains an implementation
+   for the class.  This should compile without warning.  */
+/*  { dg-additional-options "-fsyntax-only " } */
+
+__attribute__((objc_root_class))
+@interface ARootObject
+@end
+
+@implementation ARootObject
+@end
diff --git a/gcc/testsuite/objc.dg/root-class-00.m b/gcc/testsuite/objc.dg/root-class-00.m
new file mode 100644
index 0000000..1f73f73
--- /dev/null
+++ b/gcc/testsuite/objc.dg/root-class-00.m
@@ -0,0 +1,10 @@
+/* Test Wobjc-root-class.
+   Note that we don't issue a warning unless the TU contains an implementation
+   for the class.  */
+/*  { dg-additional-options "-fsyntax-only " } */
+
+@interface ARootObject
+@end
+
+@implementation ARootObject
+@end /* { dg-warning {class 'ARootObject' defined without specifying a base class} } */