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gerrit-public.fairphone.software / toolchain / llvm-project / b745623b71c91235f5981c4b2f38d6f772ea9a03 / . / clang / test / CodeGen / ms_struct-pack.c
blob: fe9e63aacf3dd582bd145f1714bd5ae497e73501 [file] [log] [blame]
Fariborz Jahanian07ceb0a2011-05-10 19:00:50 +0000[diff] [blame]1// RUN: %clang_cc1 -emit-llvm-only -triple i386-apple-darwin9 %s
2// rdar://8823265
3
4#pragma pack(1)
Fariborz Jahanian783243b2011-05-11 16:58:31 +0000[diff] [blame]5struct _one_ms {
6 short m:9; // size is 2
7 int q:27; // size is 6
8 short w:13; // size is 8
9 short e:3; // size is 8
10 char r:4; // size is 9
11 char t:7; // size is 10
12 short y:16; // size is 12
13 short u:1; // size is 14
14 char i:2; // size is 15
15 int a; // size is 19
16 char o:6; // size is 20
17 char s:2; // size is 20
18 short d:10; // size is 22
19 short f:4; // size is 22
20 char b; // size is 23
21 char g:1; // size is 24
22 short h:13; // size is 26
23 char j:8; // size is 27
24 char k:5; // size is 28
25 char c; // size is 29
26 int l:28; // size is 33
27 char z:7; // size is 34
28 int x:20; // size is 38
29} __attribute__((__ms_struct__));
30typedef struct _one_ms one_ms;
31
32static int a1[(sizeof(one_ms) == 38) - 1];
33
34#pragma pack(2)
Fariborz Jahanian07ceb0a2011-05-10 19:00:50 +0000[diff] [blame]35struct _two_ms {
36 short m:9; // size is 2
37 int q:27; // size is 6
38 short w:13; // size is 8
39 short e:3; // size is 8
40 char r:4; // size is 9
41 char t:7; // size is 10
42 short y:16; // size is 12
Fariborz Jahanian783243b2011-05-11 16:58:31 +0000[diff] [blame]43 short u:1; // size is 14
44 char i:2; // size is 15
45 int a; // size is 19
46 char o:6; // size is 20
47 char s:2; // size is 20
48 short d:10; // size is 22
49 short f:4; // size is 22
50 char b; // size is 23
51 char g:1; // size is 24
52 short h:13; // size is 26
53 char j:8; // size is 27
54 char k:5; // size is 28
55 char c; // size is 29
56 int l:28; // size is 33
57 char z:7; // size is 34
58 int x:20; // size is 38
59} __attribute__((__ms_struct__));
60
Fariborz Jahanian07ceb0a2011-05-10 19:00:50 +0000[diff] [blame]61typedef struct _two_ms two_ms;
62
Fariborz Jahanian783243b2011-05-11 16:58:31 +0000[diff] [blame]63static int a2[(sizeof(two_ms) == 42) - 1];
64
65#pragma pack(4)
66struct _four_ms {
67 short m:9; // size is 2
68 int q:27; // size is 6
69 short w:13; // size is 8
70 short e:3; // size is 8
71 char r:4; // size is 9
72 char t:7; // size is 10
73 short y:16; // size is 12
74 short u:1; // size is 14
75 char i:2; // size is 15
76 int a; // size is 19
77 char o:6; // size is 20
78 char s:2; // size is 20
79 short d:10; // size is 22
80 short f:4; // size is 22
81 char b; // size is 23
82 char g:1; // size is 24
83 short h:13; // size is 26
84 char j:8; // size is 27
85 char k:5; // size is 28
86 char c; // size is 29
87 int l:28; // size is 33
88 char z:7; // size is 34
89 int x:20; // size is 38
90} __attribute__((__ms_struct__));
91typedef struct _four_ms four_ms;
92
93static int a4[(sizeof(four_ms) == 48) - 1];
94
95#pragma pack(8)
96struct _eight_ms {
97 short m:9; // size is 2
98 int q:27; // size is 6
99 short w:13; // size is 8
100 short e:3; // size is 8
101 char r:4; // size is 9
102 char t:7; // size is 10
103 short y:16; // size is 12
104 short u:1; // size is 14
105 char i:2; // size is 15
106 int a; // size is 19
107 char o:6; // size is 20
108 char s:2; // size is 20
109 short d:10; // size is 22
110 short f:4; // size is 22
111 char b; // size is 23
112 char g:1; // size is 24
113 short h:13; // size is 26
114 char j:8; // size is 27
115 char k:5; // size is 28
116 char c; // size is 29
117 int l:28; // size is 33
118 char z:7; // size is 34
119 int x:20; // size is 38
120} __attribute__((__ms_struct__));
121
122typedef struct _eight_ms eight_ms;
123
124static int a8[(sizeof(eight_ms) == 48) - 1];
125