[PATCH 01/14] Prepare vfprintf to use __printf_fp/__printf_fphex with float128 arg

[Florian Weimer]

* Gabriel F. T. Gomes:

> +    } while (0)

Style issue: while should be on a separate line (occurs multiple times).
> @@ -1887,7 +1930,12 @@ printf_positional (FILE *s, const CHAR_T *format, int readonly_format,
>  	      (args_value[cnt].pa_user, ap_savep);
>  	  }
>  	else
> -	  args_value[cnt].pa_long_double = 0.0;
> +	  {
> +	    args_value[cnt].pa_long_double = 0.0;
> +#if __HAVE_FLOAT128_UNLIKE_LDBL
> +	    args_value[cnt].pa_float128 = 0;
> +#endif
> +	  }

This bit doesn't look right to me because args_value[cnt] is a union.
You need to assign to the right member, or perhaps zero-initialize using
memset.

Thanks,
Florian