2017-03-25 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libgfortran/78881
* io/io.h (st_parameter_dt): Rename unused component last_char to
child_saved_iostat. Move comment to gfc_unit.
* io/list_read.c (list_formatted_read_scalar): After call to
child READ procedure, save the returned iostat value for later
check. (finish_list_read): Only finish READ if child_saved_iostat
was OK.
* io/transfer.c (read_sf_internal): If there is a saved character
in last character, seek back one. Add a new check for EOR
condition. (read_sf): If there is a saved character
in last character, seek back one. (formatted_transfer_scalar_read):
Initialize last character before invoking child procedure.
(data_transfer_init): If child dtio, set advance
status to nonadvancing. Move update of size and check for EOR
condition to before child dtio return.
* gfortran.dg/dtio_26.f90: New test.
From-SVN: r246478
