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      1 // RUN: %clang_cc1  -fsyntax-only -verify %s
      2 // rdar://10111397
      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 @class NSString;
     11 
     12 extern void NSLog(NSString *format, ...) __attribute__((format(__NSString__, 1, 2)));
     13 
     14 @class NSFastEnumerationState;
     15 
     16 @protocol NSFastEnumeration
     17 
     18 - (NSUInteger)countByEnumeratingWithState:(NSFastEnumerationState *)state objects:(id [])buffer count:(NSUInteger)len;
     19 
     20 @end
     21 
     22 @interface NSNumber 
     23 + (NSNumber *)numberWithInt:(int)value;
     24 @end
     25 
     26 @interface NSArray <NSFastEnumeration>
     27 + (id)arrayWithObjects:(const id [])objects count:(NSUInteger)cnt;
     28 @end
     29 
     30 
     31 int main() {
     32  NSArray *array = @[@"Hello", @"There", @"How Are You", [NSNumber numberWithInt:42]];
     33 
     34   for (id string in array)
     35     NSLog(@"%@\n", string);
     36 
     37   NSArray *array1 = @["Forgot"]; // expected-error {{string literal must be prefixed by '@' in a collection}}
     38 
     39   const char *blah;
     40   NSArray *array2 = @[blah]; // expected-error{{collection element of type 'const char *' is not an Objective-C object}}
     41 }
     42