string then_branch_host_func_name =
             absl::StrCat("oc_then_branch_host_if_", then_branch.name()),
         else_branch_host_func_name =
             absl::StrCat("oc_else_branch_host_if_", else_branch.name());
  string then_branch_xla_func_name = absl::StrCat(then_branch.name(), "_oc"),
         else_branch_xla_func_name = absl::StrCat(else_branch.name(), "_oc");