Re: prevent "undef var" errors on gcc --help or --version

[Bernd Schmidt <bschmidt at redhat dot com>]

On 01/12/2016 05:11 PM, Olivier Hainque wrote:
> +  /* Decide if undefined variable references are allowed in specs.  */
> +  {
> +    /* --version and --help alone or together are safe.  Note that -v would
> +       make them unsafe, as they'd then be run for subprocesses as well, the
> +       location of which might depend on variables possibly coming from
> +       self-specs.  */
> +
> +    /* Count the number of options we have for which undefined variables
> +       are harmless for sure, and check that nothing else is set.  */
> +
> +    unsigned n_varsafe_options = 0;
> +

I think you can do without the outer braces. Ok with those removed.


Bernd