PR/9394
        * gcc.c (DEFAULT_SWITCH_TAKES_ARG): Remove.
        (DEFAULT_WORD_SWITCH_TAKES_ARG): Remove.
        * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Add.
        (DEFAULT_WORD_SWITCH_TAKES_ARG): Add.
        * cppspec.c (DEFAULT_SWTICH_TAKES_ARG): Remove.
        (DEFAULT_WORD_SWITCH_TAKES_ARG): Remove.

cp
        * g++spec.c (lang_specific_driver): Use DEFAULT_WORD_SWITCH_TAKES_ARG.

testsuite

        * g++.dg/cpp/c++_cmd_1.C: New test.
        * g++.dg/cpp/c++_cmd_1.h: New file.

From-SVN: r64144