| // RUN: %clang_cc1 -x objective-c++ -Wno-return-type -fblocks -fms-extensions -rewrite-objc -fobjc-runtime=macosx-fragile-10.5 %s -o %t-rw.cpp | 
 | // RUN: %clang_cc1 -fsyntax-only -Wno-address-of-temporary -D"SEL=void*" -U__declspec -D"__declspec(X)=" %t-rw.cpp | 
 | // RUN: %clang_cc1 -x objective-c++ -Wno-return-type -fblocks -fms-extensions -rewrite-objc %s -o %t-rw-modern.cpp | 
 | // RUN: %clang_cc1 -fsyntax-only -Werror -Wno-address-of-temporary -D"SEL=void*" -U__declspec -D"__declspec(X)=" %t-rw-modern.cpp | 
 | // radar 7669784 | 
 |  | 
 | typedef unsigned long size_t; | 
 | typedef void * id; | 
 | void *sel_registerName(const char *); | 
 |  | 
 | @interface NSMutableString | 
 | - (NSMutableString *)string; | 
 | @end | 
 |  | 
 | @interface Z | 
 | @end | 
 |  | 
 | @implementation Z | 
 |  | 
 | - (void)x { | 
 |         id numbers; | 
 |     int i, numbersCount = 42; | 
 |     __attribute__((__blocks__(byref))) int blockSum = 0; | 
 |     void (^add)(id n, int idx, char *stop) = ^(id n, int idx, char *stop) { }; | 
 |     [numbers enumerateObjectsUsingBlock:add]; | 
 |     NSMutableString *forwardAppend = [NSMutableString string]; | 
 |     __attribute__((__blocks__(byref))) NSMutableString *blockAppend = [NSMutableString string]; | 
 | } | 
 |  | 
 | @end | 
 |  |