clang/test/Rewriter/objc-modern-container-subscript.mm

   1 // RUN: %clang_cc1 -x objective-c++ -fblocks -fms-extensions -rewrite-objc %s -o %t-rw.cpp
   2 // RUN: %clang_cc1 -fsyntax-only -fblocks -Wno-address-of-temporary -D"Class=void*" -D"id=void*" -D"SEL=void*" -D"__declspec(X)=" %t-rw.cpp
   3 // rdar://11203853
   4
   5 typedef unsigned long size_t;
   6
   7 void *sel_registerName(const char *);
   8
   9 @protocol P @end
  10
  11 @interface NSMutableArray
  12 #if __has_feature(objc_subscripting)
  13 - (id)objectAtIndexedSubscript:(size_t)index;
  14 - (void)setObject:(id)object atIndexedSubscript:(size_t)index;
  15 #endif
  16 @end
  17
  18 #if __has_feature(objc_subscripting)
  19 @interface XNSMutableArray
  20 - (id)objectAtIndexedSubscript:(size_t)index;
  21 - (void)setObject:(id)object atIndexedSubscript:(size_t)index;
  22 #endif
  23 @end
  24
  25 @interface NSMutableDictionary
  26 - (id)objectForKeyedSubscript:(id)key;
  27 - (void)setObject:(id)object forKeyedSubscript:(id)key;
  28 @end
  29
  30 @class NSString;
  31
  32 int main() {
  33   NSMutableArray<P> * array;
  34   id oldObject = array[10];
  35
  36   array[10] = oldObject;
  37
  38   id unknown_array;
  39   oldObject = unknown_array[1];
  40
  41   unknown_array[1] = oldObject;
  42
  43   NSMutableDictionary *dictionary;
  44   NSString *key;
  45   id newObject;
  46   oldObject = dictionary[key];
  47   dictionary[key] = newObject;  // replace oldObject with newObject
  48 }
  49