* toplev.c (wrapup_global_declarations): Clarify variable handling.
        -fkeep-static-consts doesn't apply to comdats.

cp/
        * decl.c (make_rtl_for_nonlocal_decl): Also defer COMDAT
        variables.
        * decl2.c (maybe_make_one_only): Also mark the decl as needed.

From-SVN: r50802