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      1 // RUN: %clang_cc1 -fsyntax-only -verify %s
      2 
      3 @protocol MyProtocol @end
      4 
      5 @interface NSObject @end
      6 
      7 @interface NSInterm : NSObject <MyProtocol>
      8 @end
      9 
     10 @interface NSArray : NSInterm 
     11 @end
     12 
     13 @interface NSSet : NSObject <MyProtocol>
     14 @end
     15 
     16 
     17 @interface N1 : NSObject
     18 @end
     19 
     20 @interface N1() <MyProtocol>
     21 @end
     22 
     23 NSObject* test (int argc) {
     24     NSArray *array = ((void*)0);
     25     NSSet *set = ((void*)0);
     26     return (argc) ? set : array ;
     27 }
     28 
     29 
     30 NSObject* test1 (int argc) {
     31     NSArray *array = ((void*)0);
     32     NSSet *set = ((void*)0);
     33     id <MyProtocol> instance = (argc) ? array : set;
     34     id <MyProtocol> instance1 = (argc) ? set : array;
     35 
     36     N1 *n1 = ((void*)0);
     37     id <MyProtocol> instance2 = (argc) ? set : n1;
     38     id <MyProtocol> instance3 = (argc) ? n1 : array;
     39 
     40     NSArray<MyProtocol> *qual_array = ((void*)0);
     41     id <MyProtocol> instance4 = (argc) ? array : qual_array;
     42     id <MyProtocol> instance5 = (argc) ? qual_array : array;
     43     NSSet<MyProtocol> *qual_set = ((void*)0);
     44     id <MyProtocol> instance6 = (argc) ? qual_set : qual_array;
     45     id <MyProtocol> instance7 = (argc) ? qual_set : array;
     46     id <MyProtocol> instance8 = (argc) ? qual_array : set;
     47     id <MyProtocol> instance9 = (argc) ? qual_array : qual_set;
     48 
     49 
     50     return (argc) ? array : set;
     51 }
     52