__ll_B
#define __ll_B ((unsigned long) 1 << (W_TYPE_SIZE / 2))
#define __ll_B ((UWtype) 1 << (W_TYPE_SIZE / 2))
#define __ll_B ((UWtype) 1 << (W_TYPE_SIZE / 2))
#define __ll_B ((UWtype) 1 << (W_TYPE_SIZE / 2))
#define __ll_B ((unsigned long) 1 << (W_TYPE_SIZE / 2))