dir = &entry->u.subdir;
if (entry->flag & REF_INCOMPLETE) {
if (!dir->cache->fill_ref_dir)
- die("BUG: incomplete ref_store without fill_ref_dir function");
+ BUG("incomplete ref_store without fill_ref_dir function");
dir->cache->fill_ref_dir(dir->cache->ref_store, dir, entry->name);
entry->flag &= ~REF_INCOMPLETE;