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        within the switch statement.  Binary operations break out of
        the switch naturally.  '(' tokens handled by forcing
        immediate shift.  ')' handled by forcing immediate reduce to
        the previous '('.  New error messages.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@32854 138bc75d-0d04-0410-961f-82ee72b054a4