1 files changed, 36 insertions, 0 deletions
diff --git a/test/SemaObjC/flexible-array-arc.m b/test/SemaObjC/flexible-array-arc.m
new file mode 100644
index 000000000000..1490329b183c
--- /dev/null
+++ b/test/SemaObjC/flexible-array-arc.m
@@ -0,0 +1,36 @@
+// RUN: %clang_cc1 -fsyntax-only -fobjc-arc -verify -Wno-objc-root-class %s
+// RUN: %clang_cc1 -fsyntax-only -verify -Wno-objc-root-class -DNOARC %s
+#ifdef NOARC
+// expected-no-diagnostics
+#endif
+
+@interface RetainableArray {
+  id flexible[];
+#ifndef NOARC
+  // expected-error@-2 {{ARC forbids flexible array members with retainable object type}}
+#endif
+}
+@end
+@implementation RetainableArray
+@end
+
+// Emit diagnostic only if have @implementation.
+@interface RetainableArrayWithoutImpl {
+  id flexible[];
+}
+@end
+
+// With ARC flexible array member objects can be only __unsafe_unretained
+@interface UnsafeUnretainedArray {
+  __unsafe_unretained id flexible[];
+}
+@end
+@implementation UnsafeUnretainedArray
+@end
+
+@interface NotObjCLifetimeTypeArray {
+  char flexible[];
+}
+@end
+@implementation NotObjCLifetimeTypeArray
+@end