[PATCH][fortran] More type fixes

[FX Coudert]

> 2007-07-11  Richard Guenther  <rguenther@suse.de>
>
> 	* trans-intrinsic.c (gfc_conv_intrinsic_repeat): Convert
> 	arguments to gfc_charlen_type_node.
> 	* trans-io.c (gfc_convert_array_to_string): Convert type
> 	size to gfc_array_index_type.

OK