* gdbtypes.c (create_set_type): Set TYPE_LENGTH in bytes, not bits.

	* gdbtypes.c (create_set_type):  Set TYPE_LENGTH in bytes, not bits.
	* valops.c (value_bitstring):  TYPE_LENGTH is bytes, not bits.

	* gdbtypes.c (force_to_range_type):  Calculate upper limit of
	TYPE_CODE_CHAR depending on TYPE_LENGTH (instead of just using 255).