gnu/dist/gcc4/gcc/testsuite/gcc.c-torture/execute/20000412-4.c

   1   void f(int i, int j, int radius, int width, int N)
   2   {
   3     const int diff   = i-radius;
   4     const int lowk   = (diff>0 ? diff : 0 );
   5     int k;
   6
   7     for(k=lowk; k<= 2; k++){
   8       int idx = ((k-i+radius)*width-j+radius);
   9       if (idx < 0)
  10         abort ();
  11     }
  12
  13     for(k=lowk; k<= 2; k++);
  14   }
  15
  16
  17   int main(int argc, char **argv)
  18   {
  19     int exc_rad=2;
  20     int N=8;
  21     int i;
  22     for(i=1; i<4; i++)
  23       f(i,1,exc_rad,2*exc_rad + 1, N);
  24     exit (0);
  25   }
  26