gcc/testsuite/gcc.dg/loop-unswitch-15.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -funswitch-loops -fdump-tree-unswitch-optimized" } */
   3
   4 void bar();
   5 void baz();
   6 void foo (int a, int b, int n)
   7 {
   8   for (int i = 0; i < n; ++i)
   9     if (a < b)
  10       bar ();
  11     else
  12       baz ();
  13 }
  14
  15 /* { dg-final { scan-tree-dump "unswitching loop . on .if. with condition:" "unswitch" } } */