TI_FLAG_BYTE_NOERROR
#define get_thread_noerror() (__cur_thread_flag_byte_ptr[TI_FLAG_BYTE_NOERROR])
#define set_thread_noerror(val) (__cur_thread_flag_byte_ptr[TI_FLAG_BYTE_NOERROR] = (val))
#define TI_SYS_NOERROR (TI_FLAGS + TI_FLAG_BYTE_NOERROR)