gcc/testsuite/gcc.dg/tree-ssa/cunroll-2.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O3 -fdump-tree-cunroll-details" } */
   3 int a[2];
   4 test(int c)
   5 {
   6   int i;
   7   for (i=0;i<c;i++)
   8     {
   9       a[i]=5;
  10       if (test2())
  11         return;
  12     }
  13 }
  14 /* We are not able to get rid of the final conditional because the loop has two exits.  */
  15 /* { dg-final { scan-tree-dump "loop with 2 iterations completely unrolled" "cunroll"} } */
  16 /* { dg-final { cleanup-tree-dump "cunroll" } } */