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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 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
10extern id **somefunc(void);
11extern id *somefunc2(void);
12
13
14// Globals
15
16id W, *X, **Y;
17
18void 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
44typedef struct {
45    int junk;
46    id  alfred;
47} AStruct;
48
49void funct2(AStruct *aptr) {
50    id **ppptr = somefunc();
51    aptr->alfred = 0;
52    **ppptr = aptr->alfred;
53    *ppptr = somefunc2();
54}
55
56typedef 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