2008-07-10  Peter Maydell  <pmaydell@chiark.greenend.org.uk>

        PR other/28322
        * opts.c (print_ignored_options): report postponed diagnostics for
        unknown -Wno-* options as warnings, not errors.
        (postpone_unknown_option_error): renamed to
        postpone_unknown_option_warning.
        * gcc.dg/pr28322-2.c: check that emitted diagnostic for -Wno-foobar
        is a warning and not an error.

From-SVN: r137687