_racc_yyparse_rb

# File lib/racc/parser.rb, line 155
    def _racc_yyparse_rb(recv, mid, arg, c_debug)
      action_table, action_check, action_default, action_pointer,
      goto_table,   goto_check,   goto_default,   goto_pointer,
      nt_base,      reduce_table, token_table,    shift_n,
      reduce_n,     use_result,   * = arg

      _racc_init_sysvars
      tok = nil
      act = nil
      i = nil
      nerr = 0

      catch(:racc_end_parse) {
        until i = action_pointer[@racc_state[-1]]
          while act = _racc_evalact(action_default[@racc_state[-1]], arg)
            ;
          end
        end
        recv.__send__(mid) do |tok, val|
          unless tok
            @racc_t = 0
          else
            @racc_t = (token_table[tok] or 1)   # error token
          end
          @racc_val = val
          @racc_read_next = false

          i += @racc_t
          unless i >= 0 and
                 act = action_table[i] and
                 action_check[i] == @racc_state[-1]
            act = action_default[@racc_state[-1]]
          end
          while act = _racc_evalact(act, arg)
            ;
          end

          while not (i = action_pointer[@racc_state[-1]]) or
                not @racc_read_next or
                @racc_t == 0   # $
            unless i and i += @racc_t and
                   i >= 0 and
                   act = action_table[i] and
                   action_check[i] == @racc_state[-1]
              act = action_default[@racc_state[-1]]
            end
            while act = _racc_evalact(act, arg)
              ;
            end
          end
        end
      }
    end