[C++ PATCH] Fix -fsanitize=return on small functions (PR c++/77722)

[Jason Merrill]

On Tue, Sep 27, 2016 at 3:57 AM, Jakub Jelinek <jakub@redhat.com> wrote:
> @@ -1570,14 +1570,22 @@ cp_ubsan_maybe_instrument_return (tree f
> +  if (TREE_CODE (*p) == STATEMENT_LIST)
>      {
> +      tree_stmt_iterator i = tsi_last (*p);
>        tsi_link_after (&i, t, TSI_NEW_STMT);
>      }
> +  else
> +    {
> +      tree list = NULL_TREE;
> +      append_to_statement_list_force (*p, &list);
> +      append_to_statement_list (t, &list);
> +      *p = list;
> +    }

Can't you replace all of this with

append_to_statement_list (t, p);

?

OK either way.

Jason