https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89782
--- Comment #6 from Jerry DeLisle <jvdelisle at gcc dot gnu.org> --- Author: jvdelisle Date: Sat Jun 22 19:58:47 2019 New Revision: 272594 URL: https://gcc.gnu.org/viewcvs?rev=272594&root=gcc&view=rev Log: 2019-06-22 Jerry DeLisle <jvdeli...@gcc.gnu.org> PR fortran/89782 * io.c (gfc_resolve_dt): Check that internal units are not character PARAMETER. * gfortran.dg/io_constraints.f90: New test. Added: trunk/gcc/testsuite/gfortran.dg/io_constraints_14.f90 Modified: trunk/gcc/fortran/ChangeLog trunk/gcc/fortran/io.c trunk/gcc/testsuite/ChangeLog