[Bug tree-optimization/58069] [4.9 Regression] ICE in tree_ssa_unswitch_loops at -O3 in 32 bit mode

[mpolacek at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58069

--- Comment #3 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Slightly reduced

int b, c;
static *d = &c;
void
foo (void)
{
  int f, i, j, *g;
  int h[] = { 0, 0, 0, 1, 0, 0, 0, 0, 1 };
  for (i = 0; i < 1; i++)
    {
      int *k = &b;
      if (*g)
    fn3 ();
      else
    {
      *k = 0;
      fn4 ();
    }
      *g = *k;
      for (j = 8; j; j--)
    {
      for (f = 0; f <= 8; f++)
        *d |= h[f] && *k;
      int *o = &h[0];
      *o = *k;
    }
    }
}