1  /* { dg-do compile } */
       2  
       3  void foo (int *data, unsigned len, const int qlp_coeff[],
       4  	  unsigned order, int lp, int residual[])
       5  {
       6    int i;
       7    int sum;
       8    if(order == 2)
       9      for(i = 0; i < (int)len; i++)
      10        {
      11  	sum = 0;
      12  	sum += qlp_coeff[1] * data[i-2]; 
      13  	sum += qlp_coeff[0] * data[i-1];
      14  	residual[i] = data[i] - (sum >> lp);
      15        }
      16    else
      17      for(i = 0; i < (int)len; i++)  
      18        residual[i] = data[i] - ((qlp_coeff[0] * data[i-1]) >> lp);
      19  }
      20