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 7 3 // RUN: grep -F '@objc_assign_ivar' %t | count 5 4 // RUN: grep -F '@objc_assign_strongCast' %t | count 8 5 // RUN: %clang_cc1 -x objective-c++ -triple x86_64-apple-darwin10 -fobjc-runtime=macosx-fragile-10.5 -fobjc-gc -emit-llvm -o %t %s 6 // RUN: grep -F '@objc_assign_global' %t | count 7 7 // RUN: grep -F '@objc_assign_ivar' %t | count 5 8 // RUN: grep -F '@objc_assign_strongCast' %t | count 8 9 10 extern id **somefunc(void); 11 extern id *somefunc2(void); 12 13 14 // Globals 15 16 id W, *X, **Y; 17 18 void func(id a, id *b, id **c) { 19 static id w, *x, **y; 20 W = a; 21 w = a; 22 X = b; 23 x = b; 24 Y = c; 25 y = c; 26 } 27 28 // Instances 29 30 @interface something { 31 id w, *x, **y; 32 } 33 @end 34 35 @implementation something 36 - (void)amethod { 37 id badIdea = *somefunc2(); 38 w = badIdea; 39 x = &badIdea; 40 y = &x; 41 } 42 @end 43 44 typedef struct { 45 int junk; 46 id alfred; 47 } AStruct; 48 49 void funct2(AStruct *aptr) { 50 id **ppptr = somefunc(); 51 aptr->alfred = 0; 52 **ppptr = aptr->alfred; 53 *ppptr = somefunc2(); 54 } 55 56 typedef const struct __CFString * CFStringRef; 57 @interface DSATextSearch { 58 __strong CFStringRef *_documentNames; 59 struct { 60 id *innerNames; 61 struct { 62 id *nestedDeeperNames; 63 struct I { 64 id *is1; 65 id is2[5]; 66 } arrI [3]; 67 } inner_most; 68 } inner; 69 70 } 71 - filter; 72 @end 73 @implementation DSATextSearch 74 - filter { 75 int filteredPos = 0; 76 _documentNames[filteredPos] = 0; // storing into an element of array ivar. objc_assign_strongCast is needed. 77 inner.innerNames[filteredPos] = 0; 78 inner.inner_most.nestedDeeperNames[filteredPos] = 0; 79 inner.inner_most.arrI[3].is1[5] = 0; 80 inner.inner_most.arrI[3].is2[5] = 0; 81 } 82 @end 83 84
