main/gcc/testsuite/gcc.dg/graphite/isl-ast-gen-if-1.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O2 -fgraphite-identity -fgraphite-code-generator=isl" } */
   3
   4 int st = 1;
   5 static void __attribute__((noinline))
   6 foo (int a[], int n)
   7 {
   8   int i;
   9   for (i = 0; i < n; i++)
  10     {
  11       if (i < 25)
  12         a[i] = i;
  13       a[n - i] = 1;
  14     }
  15 }
  16
  17 static int __attribute__((noinline))
  18 array_sum (int a[])
  19 {
  20   int i, res = 0;
  21   for(i = 0; i < 50; i += st)
  22     res += a[i];
  23   return res;
  24 }
  25
  26 extern void abort ();
  27
  28 int
  29 main (void)
  30 {
  31   int a[50];
  32   foo (a, 50);
  33   int res = array_sum (a);
  34   if (res != 49)
  35     abort ();
  36   return 0;
  37 }