1/* Test failed on an architecture that:
2
3   - had 16-bit registers,
4   - passed 64-bit structures in registers,
5   - only allowed SImode values in even numbered registers.
6
7   Before reload, s.i2 in foo() was represented as:
8
9	(subreg:SI (reg:DI 0) 2)
10
11   find_dummy_reload would return (reg:SI 1) for the subreg reload,
12   despite that not being a valid register.  */
13
14struct s
15{
16  short i1;
17  long i2;
18  short i3;
19};
20
21struct s foo (struct s s)
22{
23  s.i2++;
24  return s;
25}
26
27int main ()
28{
29  struct s s = foo ((struct s) { 1000, 2000L, 3000 });
30  if (s.i1 != 1000 || s.i2 != 2001L || s.i3 != 3000)
31    abort ();
32  exit (0);
33}
34