46 lines
		
	
	
		
			997 B
		
	
	
	
		
			Objective-C
		
	
	
	
			
		
		
	
	
			46 lines
		
	
	
		
			997 B
		
	
	
	
		
			Objective-C
		
	
	
	
| // RUN: %clang_cc1 -emit-llvm -triple x86_64-apple-darwin %s -o /dev/null
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| 
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| typedef unsigned int size_t;
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| @protocol P @end
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| 
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| @interface NSMutableArray
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| #if __has_feature(objc_subscripting)
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| - (id)objectAtIndexedSubscript:(size_t)index;
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| - (void)setObject:(id)object atIndexedSubscript:(size_t)index;
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| #endif
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| @end
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| 
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| #if __has_feature(objc_subscripting)
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| @interface XNSMutableArray
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| - (id)objectAtIndexedSubscript:(size_t)index;
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| - (void)setObject:(id)object atIndexedSubscript:(size_t)index;
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| #endif
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| @end
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| 
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| @interface NSMutableDictionary
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| - (id)objectForKeyedSubscript:(id)key;
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| - (void)setObject:(id)object forKeyedSubscript:(id)key;
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| @end
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| 
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| @class NSString;
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| 
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| int main() {
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|   NSMutableArray<P> * array;
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|   id oldObject = array[10];
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|  
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|   array[10] = oldObject;
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| 
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|   id unknown_array;
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|   oldObject = unknown_array[1];
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| 
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|   unknown_array[1] = oldObject;
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| 
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|   NSMutableDictionary *dictionary;
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|   NSString *key;
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|   id newObject;
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|   oldObject = dictionary[key];
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|   dictionary[key] = newObject;	// replace oldObject with newObject
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| 
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| }
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| 
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