File: objc2-write-barrier-3.m

package info (click to toggle)
llvm-toolchain-3.7 1%3A3.7.1-5
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 345,556 kB
  • ctags: 362,199
  • sloc: cpp: 2,156,381; ansic: 458,339; objc: 91,547; python: 89,988; asm: 86,305; sh: 21,479; makefile: 6,853; perl: 5,601; ml: 5,458; pascal: 3,933; lisp: 2,429; xml: 686; cs: 239; php: 202; csh: 117
file content (49 lines) | stat: -rw-r--r-- 1,207 bytes parent folder | download | duplicates (38)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fblocks -fobjc-gc -emit-llvm -o %t %s
// RUN: grep objc_assign_ivar %t | count 3
// RUN: grep objc_assign_strongCast %t | count 6
// RUN: %clang_cc1 -x objective-c++ -triple x86_64-apple-darwin10 -fblocks -fobjc-gc -emit-llvm -o %t %s
// RUN: grep objc_assign_ivar %t | count 3
// RUN: grep objc_assign_strongCast %t | count 6

struct Slice {
    void *__strong * items;
};

typedef struct Slice Slice;

@interface ISlice {
@public
    void *__strong * IvarItem;
}
@end

typedef void (^observer_block_t)(id object);
@interface Observer  {
@public
    observer_block_t block;
}
@end


void foo (int i) {
    // storing into an array of strong pointer types.
    void *__strong* items;
    items[i] = 0;

    // storing indirectly into an array of strong pointer types.
    void *__strong* *vitems;
    *vitems[i] = 0;

    Slice *slice;
    slice->items = 0;
    // storing into a struct element of an array of strong pointer types.
    slice->items[i] = 0;

    ISlice *islice;
    islice->IvarItem = 0;
    // Storing into an ivar of an array of strong pointer types.
    islice->IvarItem[i] = (void*)0;

    Observer *observer;
    observer->block = 0;
}