1/* PR tree-optimization/65053 */
2
3int i;
4
5__attribute__ ((noinline, noclone))
6unsigned int foo (void)
7{
8  return 0;
9}
10
11int
12main ()
13{
14  unsigned int u = -1;
15  if (u == -1)
16    {
17      unsigned int n = foo ();
18      if (n > 0)
19	u = n - 1;
20    }
21
22  while (u != -1)
23    {
24      asm ("" : "+g" (u));
25      u = -1;
26      i = 1;
27    }
28
29  if (i)
30    __builtin_abort ();
31  return 0;
32}
33