1 files changed, 8 insertions, 0 deletions
diff --git a/test/SemaObjC/parameterized_classes_subst.m b/test/SemaObjC/parameterized_classes_subst.m
index da2d56f11b..d14a6e9deb 100644
--- a/test/SemaObjC/parameterized_classes_subst.m
+++ b/test/SemaObjC/parameterized_classes_subst.m
@@ -104,6 +104,12 @@ __attribute__((objc_root_class))
 @property (nonatomic,retain) ViewType view;
 @end
 
+@interface TypedefTypeParam<T> : NSObject
+typedef T AliasT;
+- (void)test:(AliasT)object;
+// expected-note@-1 {{parameter 'object' here}}
+@end
+
 // --------------------------------------------------------------------------
 // Nullability
 // --------------------------------------------------------------------------
@@ -190,6 +196,7 @@ void test_message_send_param(
        MutableSetOfArrays<NSString *> *mutStringArraySet,
        NSMutableSet *mutSet,
        MutableSetOfArrays *mutArraySet,
+       TypedefTypeParam<NSString *> *typedefTypeParam,
        void (^block)(void)) {
   Window *window;
 
@@ -199,6 +206,7 @@ void test_message_send_param(
   [mutStringArraySet addObject: window]; // expected-warning{{parameter of type 'NSArray<NSString *> *'}}
   [mutSet addObject: window]; // expected-warning{{parameter of incompatible type 'id<NSCopying>'}}
   [mutArraySet addObject: window]; // expected-warning{{parameter of incompatible type 'id<NSCopying>'}}
+  [typedefTypeParam test: window]; // expected-warning{{parameter of type 'NSString *'}}
   [block addObject: window]; // expected-warning{{parameter of incompatible type 'id<NSCopying>'}}
 }