[Bug fortran/78737] [OOP] linking error with deferred, undefined user-defined derived-type I/O

[janus at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78737

--- Comment #25 from janus at gcc dot gnu.org ---
Author: janus
Date: Tue Dec 13 14:28:17 2016
New Revision: 243609

URL: https://gcc.gnu.org/viewcvs?rev=243609&root=gcc&view=rev
Log:
2016-12-13  Janus Weil  <janus@gcc.gnu.org>
            Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/78737
        * gfortran.h (gfc_find_typebound_dtio_proc): New prototype.
        * interface.c (gfc_compare_interfaces): Whitespace fix.
        (gfc_find_typebound_dtio_proc): New function.
        (gfc_find_specific_dtio_proc): Use it. Improve error recovery.
        * trans-io.c (get_dtio_proc): Implement polymorphic calls to DTIO
        procedures.

2016-12-13  Janus Weil  <janus@gcc.gnu.org>
            Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/78737
        * gfortran.dg/dtio_19.f90: New test case.

Added:
    trunk/gcc/testsuite/gfortran.dg/dtio_19.f90
Modified:
    trunk/gcc/fortran/ChangeLog
    trunk/gcc/fortran/gfortran.h
    trunk/gcc/fortran/interface.c
    trunk/gcc/fortran/trans-io.c
    trunk/gcc/testsuite/ChangeLog