req_mode, tree->lit_mode, tree->lit_size);
interval_expand(tree->lit_root, &ext, &limiter);
limiter.start = max(limiter.start, ext.start);
req_mode, tree->lit_mode, tree->lit_size);
interval_expand(tree->lit_root, &ext, &limiter);
limiter.start = max(limiter.start, ext.start);