gcc/testsuite/gcc.dg/tree-prof/update-cunroll-2.c

   1
   2 /* { dg-options "-O2 -fdump-tree-optimized-blocks" } */
   3 int a[8];
   4 __attribute__ ((noinline))
   5 int t()
   6 {
   7         int i;
   8         for (i = 0; i < 3; i++)
   9                 if (a[i])
  10                         break;
  11         return i;
  12 }
  13 int
  14 main ()
  15 {
  16   int i;
  17   for (i = 0; i < 1000; i++)
  18     t ();
  19   return 0;
  20 }
  21 /* { dg-final-use { scan-tree-dump-not "Invalid sum" "optimized"} } */