[gfortran,patch] Get rid of some convert calls in favor of build_int_cst

[FX Coudert]

>> 2006-06-19  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
>>
>> 	* trans-expr.c (gfc_conv_missing_dummy, gfc_conv_unary_op,
>> 	gfc_conv_cst_int_power, gfc_conv_string_tmp,
>> 	gfc_conv_function_call): Replace calls to convert on constant
>> 	integer nodes by build_int_cst.
>> 	* trans-stmt.c (gfc_trans_do): Likewise.
>> 	* trans-io.c (set_internal_unit, transfer_namelist_element):
>> 	Likewise.
>> 	* trans-decl.c (build_entry_thunks): Likewise.

Commited moments ago as rev. 114868.

FX