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      1 // RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fsyntax-only -fobjc-arc -x objective-c %s.result
      2 // RUN: arcmt-test --args -triple x86_64-apple-darwin10 -fsyntax-only -x objective-c %s > %t
      3 // RUN: diff %t %s.result
      4 // DISABLE: mingw32
      5 
      6 #include "Common.h"
      7 
      8 typedef const struct __CFString * CFStringRef;
      9 extern const CFStringRef kUTTypePlainText;
     10 extern const CFStringRef kUTTypeRTF;
     11 
     12 typedef const struct __CFAllocator * CFAllocatorRef;
     13 typedef const struct __CFUUID * CFUUIDRef;
     14 
     15 extern const CFAllocatorRef kCFAllocatorDefault;
     16 
     17 extern CFStringRef CFUUIDCreateString(CFAllocatorRef alloc, CFUUIDRef uuid);
     18 
     19 struct StrS {
     20   CFStringRef sref_member;
     21 };
     22 
     23 @interface NSString : NSObject {
     24   CFStringRef sref;
     25   struct StrS *strS;
     26 }
     27 -(id)string;
     28 -(id)newString;
     29 @end
     30 
     31 void f(BOOL b, id p) {
     32   NSString *str = (NSString *)kUTTypePlainText;
     33   str = b ? kUTTypeRTF : kUTTypePlainText;
     34   str = (NSString *)(b ? kUTTypeRTF : kUTTypePlainText);
     35   str = (NSString *)p; // no change.
     36 
     37   CFUUIDRef   _uuid;
     38   NSString *_uuidString = (NSString *)CFUUIDCreateString(kCFAllocatorDefault, _uuid);
     39   _uuidString = [(NSString *)CFUUIDCreateString(kCFAllocatorDefault, _uuid) autorelease];
     40   _uuidString = CFRetain(_uuid);
     41 }
     42 
     43 @implementation NSString (StrExt)
     44 - (NSString *)stringEscapedAsURI {
     45   CFStringRef str = (CFStringRef)self;
     46   CFStringRef str2 = self;
     47   return self;
     48 }
     49 @end
     50 
     51 @implementation NSString
     52 -(id)string {
     53   if (0)
     54     return sref;
     55   else
     56     return strS->sref_member;
     57 }
     58 -(id)newString { return 0; }
     59 @end
     60 
     61 extern void consumeParam(CFStringRef CF_CONSUMED p);
     62 
     63 void f2(NSString *s) {
     64   CFStringRef ref = [s string];
     65   ref = (CFStringRef)[s string];
     66   ref = s.string;
     67   ref = [NSString new];
     68   ref = [s newString];
     69   ref = (CFStringRef)[NSString new];
     70   ref = [[NSString alloc] init];
     71   ref = [[s string] retain];
     72   ref = CFRetain((CFStringRef)[s string]);
     73   ref = CFRetain([s string]);
     74   ref = CFRetain(s);
     75   ref = [s retain];
     76 
     77   consumeParam((CFStringRef)s);
     78   consumeParam(s);
     79 }
     80