usage(read_tree_usage);
if ((opts.dir && !opts.update))
die("--exclude-per-directory is meaningless unless -u");
+ if (opts.merge && !opts.index_only)
+ setup_work_tree();
if (opts.merge) {
if (stage < 2)
break;
case 2:
opts.fn = twoway_merge;
+ opts.initial_checkout = !active_nr;
break;
case 3:
default: