[LTO]: Use 'enum LTO_tags' where appropriate

[Andrew Pinski]

On 8/15/07, Jim Blandy <jimb@codesourcery.com> wrote:
>  static tree
> -input_expr_operand (struct input_block *, struct fun_in *, struct function *, unsigned int);
> +input_expr_operand (struct input_block *, struct fun_in *, struct function *, enum LTO_tags);

This line seems too long and seems like it needs a wrapping.

Thanks,
Andrew Pinski