compare is allowed to take non-symbol values
compare is allowed to take non-symbol values

omasanori/picrin,leavesbnw/picrin,leavesbnw/picrin,ktakashi/picrin,dcurrie/picrin,leavesbnw/picrin,picrin-scheme/picrin,koba-e964/picrin,omasanori/picrin,ktakashi/picrin,koba-e964/picrin,picrin-scheme/picrin,ktakashi/picrin,dcurrie/picrin,koba-e964/picrin