1  /* From PR 18977.  */
       2  void foo(float * x);
       3  
       4  int main()
       5  {
       6    float x[4];
       7    foo (x);
       8    return 0;
       9  }
      10  
      11  void foo (float *x)
      12  {
      13      int i,j,k;
      14      float temp;
      15      static float t16[16]={1.,2.,3.,4.,5.,6.,7.,8.,9.,
      16  			  10.,11.,12.,13.,14.,15.,16.};
      17      static float tmp[4]={0.,0.,0.,0.};
      18  
      19      for (i=0; i<4; i++) {
      20  	k = 3 - i;
      21  	temp = t16[5*k];
      22  	for(j=k+1; j<4; j++) {
      23  	    tmp[k] = t16[k+  j*4] * temp;
      24  	}
      25      }
      26      x[0] = tmp[0];
      27      x[1] = tmp[1];
      28      x[2] = tmp[2];
      29      x[3] = tmp[3];
      30  }