re PR fortran/54687 (Use gcc option machinery for gfortran)

re PR fortran/54687 (Use gcc option machinery for gfortran)

2014-12-17  Tobias Burnus  <burnus@net-b.de>

        PR fortran/54687
gcc/
        * flag-types.h (gfc_init_local_real, gfc_fcoarray,
        gfc_convert): New enums; moved from fortran/.

gcc/fortran/
        * gfortran.h (gfc_option_t): Remove flags which now
        have a Var().
        (init_local_real, gfc_fcoarray): Moved to ../flag-types.h.
        * libgfortran.h (unit_convert): Add comment.
        * lang.opt (flag-convert, flag-init_real, flag-coarray):
        Add Var() and Enum().
        * options.c (gfc_handle_coarray_option): Remove.
        (gfc_init_options, gfc_post_options, gfc_handle_option):
        Update for *.opt changes.
        * array.c: Update for flag-variable name changes.
        * check.c: Ditto.
        * match.c: Ditto.
        * resolve.c: Ditto.
        * simplify.c: Ditto.
        * trans-array.c: Ditto.
        * trans-decl.c: Ditto.
        * trans-expr.c: Ditto.
        * trans-intrinsic.c: Ditto.
        * trans-stmt.c: Ditto.
        * trans-types.c: Ditto.
        * trans.c: Ditto.

From-SVN: r218808