2017-05-19  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/80333
	* trans-io.c (nml_get_addr_expr): If we are dealing with class
	type data set tmp tree to get that address.
	(transfer_namelist_element): Set the array spec to point to the
	the class data.

2017-05-19  Paul Thomas  <pault@gcc.gnu.org>
	    Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/80333
	* list_read.c (nml_read_obj): Compute pointer into class/type
	arrays from the nl->dim information. Update it for each iteration
	of the loop for the given object.

2017-05-19  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/80333
	* gfortran.dg/dtio_30.f03: New test.

From-SVN: r248293