function.c (assign_parm_find_data_types): Use RECORD_OR_UNION_TYPE_P before testing TYPE_TRANSPARENT_AGGR.

	* function.c (assign_parm_find_data_types): Use RECORD_OR_UNION_TYPE_P
	before testing TYPE_TRANSPARENT_AGGR.
	* calls.c (initialize_argument_information, load_register_parameters):
	Likewise.

From-SVN: r275472