1  /* { dg-do compile { target powerpc*-*-* ia64-*-* i?86-*-* x86_64-*-* } } */
       2  /* { dg-options "-Os -fselective-scheduling2 --param max-sched-extend-regions-iters=100" } */
       3  void f (void)
       4  {
       5    unsigned *a2;
       6    int vertex2;
       7    int c, x2, dx2, dy2, s2;
       8    long m, b;
       9    do
      10      {
      11        if (dx2)
      12  	dx2 = dx2 % dy2;
      13  	s2 = (dx2 / dy2);
      14      }
      15    while (vertex2);
      16    for (;;)
      17      {
      18        c = x2;
      19        a2 = 0;
      20        if (c)
      21  	{
      22  	  m = b << (c);
      23  	  *a2 = (*a2 & ~m);
      24  	}
      25        x2 += s2;
      26      }
      27  }