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      1 // RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fobjc-runtime=macosx-fragile-10.5 -fobjc-gc -emit-llvm -o %t %s
      2 // RUN: grep -F '@objc_assign_global' %t  | count 21
      3 // RUN: grep -F '@objc_assign_ivar' %t  | count 11
      4 // RUN: %clang_cc1 -x objective-c++ -triple x86_64-apple-darwin10 -fobjc-runtime=macosx-fragile-10.5 -fobjc-gc -emit-llvm -o %t %s
      5 // RUN: grep -F '@objc_assign_global' %t  | count 21
      6 // RUN: grep -F '@objc_assign_ivar' %t  | count 11
      7 
      8 
      9 typedef const struct __CFDictionary * CFDictionaryRef;
     10 
     11 // callouts to these are generated with cc -fobjc-gc
     12 
     13 int GlobalAssigns;
     14 int IvarAssigns;
     15 int StrongCastAssigns;
     16 
     17 
     18 // The test case elements;
     19 @class NSObject;
     20 @class NSString;
     21 
     22 typedef struct {
     23   id  element;
     24   id elementArray[10];
     25   __strong CFDictionaryRef cfElement;
     26   __strong CFDictionaryRef cfElementArray[10];
     27 } struct_with_ids_t;
     28 
     29 @interface Foo  {
     30 @public
     31 // assignments to any/all of these fields should generate objc_assign_ivar
     32   __strong CFDictionaryRef dict;
     33   __strong CFDictionaryRef dictArray[3];
     34   id ivar;
     35   id array[10];
     36   NSObject *nsobject;
     37   NSString *stringArray[10];
     38   struct_with_ids_t inner;
     39 }
     40 
     41 @end
     42 
     43 // assignments to these should generate objc_assign_global
     44 id GlobalId;
     45 id GlobalArray[20];
     46 NSObject *GlobalObject;
     47 NSObject *GlobalObjectArray[20];
     48 __strong CFDictionaryRef Gdict;
     49 __strong CFDictionaryRef Gdictarray[10];
     50 struct_with_ids_t GlobalStruct;
     51 struct_with_ids_t GlobalStructArray[10];
     52 
     53 
     54 // The test cases
     55 void* rhs = 0;
     56 
     57 #define ASSIGNTEST(expr, global) expr = (typeof(expr))rhs
     58 
     59 int testGlobals() {
     60   // Everything in this function generates assign_global intercepts
     61   int counter = 0;
     62 
     63   static id staticGlobalId;
     64   static id staticGlobalArray[20];
     65   static NSObject *staticGlobalObject;
     66   static NSObject *staticGlobalObjectArray[20];
     67   static __strong CFDictionaryRef staticGdict;
     68   static __strong CFDictionaryRef staticGdictarray[10];
     69   static struct_with_ids_t staticGlobalStruct;
     70   static struct_with_ids_t staticGlobalStructArray[10];
     71 
     72   ASSIGNTEST(GlobalId, GlobalAssigns);				// objc_assign_global
     73   ASSIGNTEST(GlobalArray[0], GlobalAssigns);			// objc_assign_global
     74   ASSIGNTEST(GlobalObject, GlobalAssigns);			// objc_assign_global
     75   ASSIGNTEST(GlobalObjectArray[0], GlobalAssigns);		// objc_assign_global
     76   ASSIGNTEST(Gdict, GlobalAssigns);				// objc_assign_global
     77   ASSIGNTEST(Gdictarray[1], GlobalAssigns);			// objc_assign_global
     78 
     79   ASSIGNTEST(GlobalStruct.element, GlobalAssigns);		// objc_assign_global
     80   ASSIGNTEST(GlobalStruct.elementArray[0], GlobalAssigns);	// objc_assign_global
     81   ASSIGNTEST(GlobalStruct.cfElement, GlobalAssigns);		// objc_assign_global
     82   ASSIGNTEST(GlobalStruct.cfElementArray[0], GlobalAssigns);	// objc_assign_global
     83 
     84   ASSIGNTEST(staticGlobalId, GlobalAssigns);			// objc_assign_global
     85   ASSIGNTEST(staticGlobalArray[0], GlobalAssigns);		// objc_assign_global
     86   ASSIGNTEST(staticGlobalObject, GlobalAssigns);		// objc_assign_global
     87   ASSIGNTEST(staticGlobalObjectArray[0], GlobalAssigns);	// objc_assign_global
     88   ASSIGNTEST(staticGdict, GlobalAssigns);			// objc_assign_global
     89   ASSIGNTEST(staticGdictarray[1], GlobalAssigns);		// objc_assign_global
     90 
     91   ASSIGNTEST(staticGlobalStruct.element, GlobalAssigns);		// objc_assign_global
     92   ASSIGNTEST(staticGlobalStruct.elementArray[0], GlobalAssigns);	// objc_assign_global
     93   ASSIGNTEST(staticGlobalStruct.cfElement, GlobalAssigns);		// objc_assign_global
     94   ASSIGNTEST(staticGlobalStruct.cfElementArray[0], GlobalAssigns);	// objc_assign_global
     95 
     96   return counter;
     97 }
     98 
     99 
    100 int testIvars() {
    101   Foo *foo;
    102   int counter = 0;
    103 
    104   ASSIGNTEST(foo->ivar, IvarAssigns);					// objc_assign_ivar
    105   ASSIGNTEST(foo->dict, IvarAssigns);					// objc_assign_ivar
    106   ASSIGNTEST(foo->dictArray[0], IvarAssigns);				// objc_assign_ivar
    107   ASSIGNTEST(foo->array[0], IvarAssigns);				// objc_assign_ivar
    108   ASSIGNTEST(foo->nsobject, IvarAssigns);				// objc_assign_ivar
    109   ASSIGNTEST(foo->stringArray[0], IvarAssigns);				// objc_assign_ivar
    110   ASSIGNTEST(foo->inner.element, IvarAssigns);				// objc_assign_ivar
    111   ASSIGNTEST(foo->inner.elementArray[0], IvarAssigns);			// objc_assign_ivar
    112   ASSIGNTEST(foo->inner.cfElement, IvarAssigns);			// objc_assign_ivar
    113   ASSIGNTEST(foo->inner.cfElementArray[0], IvarAssigns);		// objc_assign_ivar
    114 
    115   return counter;
    116 }
    117