arc-captured-block-var-inlined-layout.m
2.92 KB
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
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
// RUN: %clang_cc1 -fblocks -fobjc-arc -fobjc-runtime-has-weak -triple x86_64-apple-darwin -print-ivar-layout -emit-llvm -o /dev/null %s > %t-64.layout
// RUN: FileCheck -check-prefix=CHECK -check-prefix=CHECK-64 --input-file=%t-64.layout %s
// RUN: %clang_cc1 -fblocks -fobjc-arc -fobjc-runtime-has-weak -triple i386-apple-darwin -print-ivar-layout -emit-llvm -o /dev/null %s > %t-32.layout
// RUN: FileCheck -check-prefix=CHECK -check-prefix=CHECK-32 --input-file=%t-32.layout %s
// rdar://12184410
void x(id y) {}
void y(int a) {}
extern id opaque_id();
void f() {
__block int byref_int = 0;
const id bar = (id) opaque_id();
id baz = 0;
__strong id strong_void_sta;
__block id byref_bab = (id)0;
__block id bl_var1;
// CHECK: Inline block variable layout: 0x0100, BL_STRONG:1, BL_OPERATOR:0
void (^b)() = ^{
x(bar);
};
// CHECK: Inline block variable layout: 0x0210, BL_STRONG:2, BL_BYREF:1, BL_OPERATOR:0
void (^c)() = ^{
x(bar);
x(baz);
byref_int = 1;
};
// CHECK: Inline block variable layout: 0x0230, BL_STRONG:2, BL_BYREF:3, BL_OPERATOR:0
void (^d)() = ^{
x(bar);
x(baz);
byref_int = 1;
bl_var1 = 0;
byref_bab = 0;
};
// CHECK: Inline block variable layout: 0x0231, BL_STRONG:2, BL_BYREF:3, BL_WEAK:1, BL_OPERATOR:0
__weak id wid;
id (^e)() = ^{
x(bar);
x(baz);
byref_int = 1;
bl_var1 = 0;
byref_bab = 0;
return wid;
};
// CHECK: Inline block variable layout: 0x0235, BL_STRONG:2, BL_BYREF:3, BL_WEAK:5, BL_OPERATOR:0
__weak id wid1, wid2, wid3, wid4;
id (^f)() = ^{
x(bar);
x(baz);
byref_int = 1;
bl_var1 = 0;
byref_bab = 0;
x(wid1);
x(wid2);
x(wid3);
x(wid4);
return wid;
};
// CHECK: Inline block variable layout: 0x035, BL_BYREF:3, BL_WEAK:5, BL_OPERATOR:0
id (^g)() = ^{
byref_int = 1;
bl_var1 = 0;
byref_bab = 0;
x(wid1);
x(wid2);
x(wid3);
x(wid4);
return wid;
};
// CHECK: Inline block variable layout: 0x01, BL_WEAK:1, BL_OPERATOR:0
id (^h)() = ^{
return wid;
};
// CHECK: Inline block variable layout: 0x020, BL_BYREF:2, BL_OPERATOR:0
void (^ii)() = ^{
byref_int = 1;
byref_bab = 0;
};
// CHECK: Inline block variable layout: 0x0102, BL_STRONG:1, BL_WEAK:2, BL_OPERATOR:0
void (^jj)() = ^{
x(bar);
x(wid1);
x(wid2);
};
}
// rdar://12752901
@class NSString;
extern void NSLog(NSString *format, ...);
typedef void (^dispatch_block_t)(void);
int main() {
__strong NSString *s1 = 0;
__strong NSString *s2 = 0;
__weak NSString *w1 = 0;
// CHECK: Inline block variable layout: 0x0201, BL_STRONG:2, BL_WEAK:1, BL_OPERATOR:0
dispatch_block_t block2 = ^{
NSLog(@"%@, %@, %@", s1, w1, s2);
};
}