3213     typval_T	*dest_tv = NULL;  in set_var_const()  local
3285 	    dest_tv = sv->sv_tv;  in set_var_const()
3286 	    clear_tv(dest_tv);  in set_var_const()
3290     if (dest_tv == NULL)  in set_var_const()
3458 	dest_tv = &di->di_tv;  in set_var_const()
3462 	copy_tv(tv, dest_tv);  in set_var_const()
3465 	*dest_tv = *tv;  in set_var_const()
3466 	dest_tv->v_lock = 0;  in set_var_const()
3472 	if (type->tt_type == VAR_DICT && dest_tv->vval.v_dict != NULL)  in set_var_const()
3474 	    if (dest_tv->vval.v_dict->dv_type != type)  in set_var_const()
3476 		free_type(dest_tv->vval.v_dict->dv_type);  in set_var_const()
3477 		dest_tv->vval.v_dict->dv_type = alloc_type(type);  in set_var_const()
3480 	else if (type->tt_type == VAR_LIST && dest_tv->vval.v_list != NULL)  in set_var_const()
3482 	    if (dest_tv->vval.v_list->lv_type != type)  in set_var_const()
3484 		free_type(dest_tv->vval.v_list->lv_type);  in set_var_const()
3485 		dest_tv->vval.v_list->lv_type = alloc_type(type);  in set_var_const()
3496 	item_lock(dest_tv, DICT_MAXNEST, TRUE, TRUE);  in set_var_const()