// RUN: %clang_analyze_cc1 -analyzer-checker=core,osx.cocoa.RetainCount,alpha.core -analyzer-config ipa=none -verify %s
typedef const struct __CFString * CFStringRef;
typedef const struct __CFAllocator * CFAllocatorRef;
typedef const struct __CFURL * CFURLRef;
extern CFURLRef ;
typedef signed char BOOL;
@protocol NSObject - isEqual: object; @end
@class NSArray, NSString, NSURL;