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      1 // RUN: %clang_cc1  -fsyntax-only -verify %s
      2 // RUN: %clang_cc1 -x objective-c++  -fsyntax-only -verify %s
      3 
      4 #if __LP64__ || (TARGET_OS_EMBEDDED && !TARGET_OS_IPHONE) || TARGET_OS_WIN32 || NS_BUILD_32_LIKE_64
      5 typedef unsigned long NSUInteger;
      6 #else
      7 typedef unsigned int NSUInteger;
      8 #endif
      9 
     10 @protocol NSObject
     11 @end
     12 
     13 @protocol NSCopying
     14 @end
     15 
     16 __attribute__((objc_root_class))
     17 @interface NSObject <NSObject>
     18 @end
     19 
     20 @interface NSString : NSObject <NSCopying>
     21 @end
     22 
     23 @interface NSNumber : NSObject <NSCopying>
     24 + (NSNumber *)numberWithInt:(int)value;
     25 @end
     26 
     27 @interface NSArray<T> : NSObject <NSCopying>
     28 + (instancetype)arrayWithObjects:(const T [])objects count:(NSUInteger)cnt;
     29 @end
     30 
     31 @interface NSDictionary<K, V> : NSObject <NSCopying>
     32 + (instancetype)dictionaryWithObjects:(const V [])objects forKeys:(const K [])keys count:(NSUInteger)cnt;
     33 @end
     34 
     35 void testArrayLiteral(void) {
     36   NSArray<NSString *> *array1 = @[@"hello",
     37                                    @1, // expected-warning{{of type 'NSNumber *' is not compatible with array element type 'NSString *'}}
     38                                   @"world",
     39                                   @[@1, @2]]; // expected-warning{{of type 'NSArray *' is not compatible with array element type 'NSString *'}}
     40 
     41   NSArray<NSArray<NSString *> *> *array2 = @[@[@"hello", @"world"],
     42                                               @"blah", // expected-warning{{object of type 'NSString *' is not compatible with array element type 'NSArray<NSString *> *'}}
     43                                              @[@1]]; // expected-warning{{object of type 'NSNumber *' is not compatible with array element type 'NSString *'}}
     44 }
     45 
     46 void testDictionaryLiteral(void) {
     47   NSDictionary<NSString *, NSNumber *> *dict1 = @{
     48     @"hello" : @17,
     49     @18 : @18, // expected-warning{{object of type 'NSNumber *' is not compatible with dictionary key type 'NSString *'}}
     50     @"world" : @"blah" // expected-warning{{object of type 'NSString *' is not compatible with dictionary value type 'NSNumber *'}}
     51   };
     52 }
     53