1// PR c++/37146
2// { dg-do run }
3
4extern "C" void abort ();
5int a, b;
6struct A { int i:8; int j:8; int k:16; int l:32; } c;
7
8void
9f1 (int x, int y)
10{
11  (x ? a : b) = y;
12}
13
14void
15f2 (int x, int y)
16{
17  (x ? c.i : c.j) = y;
18}
19
20void
21f3 (int x, int y)
22{
23  (x ? c.i : a) = y;
24}
25
26void
27f4 (int x, int y)
28{
29  (x ? c.i : c.k) = y;
30}
31
32void
33f5 (int x, int y)
34{
35  (x ? c.l : b) = y;
36}
37
38#define CHECK(var, exp)		\
39  do				\
40    {				\
41      if (var != exp)		\
42	 abort ();		\
43      var = -1;			\
44      if (a != -1		\
45	  || b != -1		\
46	  || c.i != -1		\
47	  || c.j != -1		\
48	  || c.k != -1		\
49	  || c.l != -1)		\
50	abort ();		\
51    }				\
52  while (0)
53
54int
55main ()
56{
57  a = -1;
58  b = -1;
59  c.i = -1;
60  c.j = -1;
61  c.k = -1;
62  c.l = -1;
63  f1 (1, 264);
64  CHECK (a, 264);
65  f1 (0, 264);
66  CHECK (b, 264);
67  f2 (1, 112);
68  CHECK (c.i, 112);
69  f2 (0, 112);
70  CHECK (c.j, 112);
71  f3 (1, 26);
72  CHECK (c.i, 26);
73  f3 (0, 26);
74  CHECK (a, 26);
75  f4 (1, 107);
76  CHECK (c.i, 107);
77  f4 (0, 107);
78  CHECK (c.k, 107);
79  f5 (1, 95);
80  CHECK (c.l, 95);
81  f5 (0, 95);
82  CHECK (b, 95);
83}
84