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