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1// RUN: %clang_cc1 -fsyntax-only -verify %s2// expected-no-diagnostics3typedef signed char BOOL;4typedef unsigned int NSUInteger;5typedef struct _NSZone NSZone;6 7@class NSInvocation, NSMethodSignature, NSCoder, NSString, NSEnumerator;8 9@protocol NSObject - (BOOL)isEqual:(id)object; @end10@protocol NSCopying - (id)copyWithZone:(NSZone *)zone; @end11@protocol NSMutableCopying - (id)mutableCopyWithZone:(NSZone *)zone; @end12@protocol NSCoding - (void)encodeWithCoder:(NSCoder *)aCoder; @end13 14@interface NSObject <NSObject> {} @end15 16typedef float CGFloat;17 18typedef enum { NSMinXEdge = 0, NSMinYEdge = 1, NSMaxXEdge = 2, NSMaxYEdge = 3 } NSFastEnumerationState;19 20@protocol NSFastEnumeration21- (NSUInteger)countByEnumeratingWithState:(NSFastEnumerationState *)state objects:(id *)stackbuf count:(NSUInteger)len;22@end23 24@class NSString;25 26@interface NSDictionary : NSObject <NSCopying, NSMutableCopying, NSCoding, NSFastEnumeration>27- (NSUInteger)count;28@end29 30extern NSString * const NSBundleDidLoadNotification;31 32@interface NSObject(NSKeyValueObserving)33- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary *)change context:(void *)context;34- (void)removeObserver:(NSObject *)observer forKeyPath:(NSString *)keyPath;35@end36 37enum { NSCaseInsensitivePredicateOption = 0x01, NSDiacriticInsensitivePredicateOption = 0x02 };38 39@interface NSResponder : NSObject <NSCoding> {}40@end41 42extern NSString * const NSFullScreenModeAllScreens;43@interface NSWindowController : NSResponder <NSCoding> {}44@end45 46extern NSString *NSAlignmentBinding ;47 48@interface _XCOQQuery : NSObject {}49@end50 51extern NSString *PBXWindowDidChangeFirstResponderNotification;52 53@interface PBXModule : NSWindowController {}54@end55 56@class _XCOQHelpTextBackgroundView;57@interface PBXOpenQuicklyModule : PBXModule58{59@private60 _XCOQQuery *_query;61}62@end63 64@interface PBXOpenQuicklyModule ()65@property(readwrite, retain) _XCOQQuery *query;66@end67 68@implementation PBXOpenQuicklyModule 69@synthesize query = _query;70- (void) _clearQuery71{72 [self.query removeObserver: self forKeyPath: @"matches"];73}74@end75 76