[Bug fortran/54465] New: Implement -Wextra for Fortran

[tkoenig at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54465

             Bug #: 54465
           Summary: Implement -Wextra for Fortran
    Classification: Unclassified
           Product: gcc
           Version: 4.8.0
            Status: UNCONFIRMED
          Keywords: diagnostic
          Severity: enhancement
          Priority: P3
         Component: fortran
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: tkoenig@gcc.gnu.org


It would be nice to define some Fortran warnings under -Wextra.
(Just to keep track of this).

Initial patch:

http://gcc.gnu.org/ml/gcc-patches/2012-09/msg00022.html