 		if not (s?.trim?().length > 0)
 			return moment.invalid()
 
-		support_bc = false
-
 		for format in formats
-			if format == "Y"
-				# we support -1mio years
-				support_bc = true
 
 			mom = @__parseFormat(format, s)
 			if mom

		# fake a moment
		mom = moment()
		mom.bc = parseInt(s)
		return mom




				# console.debug "parsing ok", mom, f, moment.locale()
				return mom

		# Moment support not all BC dates, we get here
		# if the year is below that, or ends with a supported
		# appendix like "v. Chr."

		# lets see if the date is below zero
		check_bc = false
