• mmth_tag_ : iosort::merge_tree< RanIt, Order, Splitter, Pred, Refiller, Alloc >, iosort::merge_tree< typename Alloc::pointer, Order, Splitter, Pred, Refiller, Alloc >
• order_tag_ : iosort::merge_tree< RanIt, Order, Splitter, Pred, Refiller, Alloc >, iosort::merge_tree< typename Alloc::pointer, Order, Splitter, Pred, Refiller, Alloc >