The full command-line option is /[NO]DEBUG[=(options)].

    Specifies DEBUG support. Valid options are:

    Option   Function

    SYMBOL   Generates debug symbol information.
    TRACEBACKGenerates traceback information.
    ALL      Generates all previous debug information.
    NONE     Generates no debug information.

    The default qualifier is /NODEBUG. When you specify /DEBUG with
    no options, the default option is /DEBUG=ALL.