gcc/testsuite/gcc.dg/graphite/isl-ast-gen-single-loop-2.c

   1 int n = 50;
   2
   3 void
   4 foo (int a[])
   5 {
   6   int i;
   7   for (i = n - 20; i < 50; i++)
   8     a[i] = i;
   9 }
  10
  11 int
  12 array_sum (int a[])
  13 {
  14   int i;
  15   int res = 0;
  16   for(i = n - 20; i < n; i *= 2)
  17     res += a[i];
  18   return res;
  19 }
  20
  21 extern void abort ();
  22
  23 int
  24 main (void)
  25 {
  26   int a[50];
  27   foo (a);
  28   int res = array_sum (a);
  29   if (res != 30)
  30     abort ();
  31   return 0;
  32 }