xref: /aosp_15_r20/external/clang/test/CodeGen/ms_struct-bitfield-init.c (revision 67e74705e28f6214e480b399dd47ea732279e315)
1*67e74705SXin Li // RUN: %clang_cc1 -emit-llvm-only  -triple x86_64-apple-darwin9 %s
2*67e74705SXin Li // rdar://8823265
3*67e74705SXin Li 
4*67e74705SXin Li extern void abort(void);
5*67e74705SXin Li #define ATTR __attribute__((__ms_struct__))
6*67e74705SXin Li 
7*67e74705SXin Li struct
8*67e74705SXin Li {
9*67e74705SXin Li    char foo;
10*67e74705SXin Li    long : 0;
11*67e74705SXin Li    char : 0;
12*67e74705SXin Li    int : 0;
13*67e74705SXin Li    char bar;
14*67e74705SXin Li } ATTR t1 = {'a', 'b'};
15*67e74705SXin Li 
16*67e74705SXin Li struct
17*67e74705SXin Li {
18*67e74705SXin Li    char bar0;
19*67e74705SXin Li    long : 0;
20*67e74705SXin Li    int : 0;
21*67e74705SXin Li    char bar1;
22*67e74705SXin Li    char bar2;
23*67e74705SXin Li    long : 0;
24*67e74705SXin Li    char bar3;
25*67e74705SXin Li    char bar4;
26*67e74705SXin Li    char : 0;
27*67e74705SXin Li    char bar5;
28*67e74705SXin Li    char bar6;
29*67e74705SXin Li    char : 0;
30*67e74705SXin Li    char bar7;
31*67e74705SXin Li    char bar8;
32*67e74705SXin Li } ATTR t2 = {'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i'};
33*67e74705SXin Li 
34*67e74705SXin Li struct {
35*67e74705SXin Li   int : 0;
36*67e74705SXin Li   int i1;
37*67e74705SXin Li   int : 0;
38*67e74705SXin Li   int i2;
39*67e74705SXin Li   int : 0;
40*67e74705SXin Li   int i3;
41*67e74705SXin Li   int : 0;
42*67e74705SXin Li   int i4;
43*67e74705SXin Li } t3 = {1,2,3,4};
44*67e74705SXin Li 
main()45*67e74705SXin Li int main() {
46*67e74705SXin Li   if (sizeof(t1) != 2)
47*67e74705SXin Li     abort();
48*67e74705SXin Li   if (t1.foo != 'a')
49*67e74705SXin Li     abort();
50*67e74705SXin Li   if (t1.bar != 'b')
51*67e74705SXin Li     abort();
52*67e74705SXin Li   t1.foo = 'c';
53*67e74705SXin Li   t1.bar = 'd';
54*67e74705SXin Li   if (t1.foo != 'c')
55*67e74705SXin Li     abort();
56*67e74705SXin Li   if (t1.bar != 'd')
57*67e74705SXin Li     abort();
58*67e74705SXin Li   if (sizeof(t2) != 9)
59*67e74705SXin Li     abort();
60*67e74705SXin Li   if (t2.bar0 != 'a' || t2.bar8 != 'i')
61*67e74705SXin Li     abort();
62*67e74705SXin Li   if (sizeof(t3) != 16)
63*67e74705SXin Li     abort();
64*67e74705SXin Li   if (t3.i1 != 1 || t3.i4 != 4)
65*67e74705SXin Li     abort();
66*67e74705SXin Li   return 0;
67*67e74705SXin Li }
68*67e74705SXin Li 
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