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-rw-r--r--test/Sema/objc-comptypes-2.m36
1 files changed, 36 insertions, 0 deletions
diff --git a/test/Sema/objc-comptypes-2.m b/test/Sema/objc-comptypes-2.m
new file mode 100644
index 0000000000..3a60bed5f3
--- /dev/null
+++ b/test/Sema/objc-comptypes-2.m
@@ -0,0 +1,36 @@
+// RUN: clang -fsyntax-only -verify %s
+
+#include <objc/objc.h>
+
+@protocol MyProtocol
+- (void) foo;
+@end
+
+@interface MyClass
+@end
+
+int main()
+{
+ id obj = nil;
+ id<MyProtocol> obj_p = nil;
+ MyClass *obj_c = nil;
+ Class obj_C = Nil;
+
+ /* All these casts should generate no warnings. */
+
+ obj = (id)obj_p;
+ obj = (id)obj_c;
+ obj = (id)obj_C;
+ obj_c = (MyClass *)obj;
+ obj_c = (MyClass *)obj_p;
+ obj_c = (MyClass *)obj_C;
+ obj_p = (id<MyProtocol>)obj;
+ obj_p = (id<MyProtocol>)obj_c;
+ obj_p = (id<MyProtocol>)obj_C;
+ obj_C = (Class)obj;
+ obj_C = (Class)obj_p;
+ obj_C = (Class)obj_c;
+
+
+ return 0;
+}