--- trunk/src/common/stamp.sml 2010/01/08 22:06:11 9 +++ trunk/src/common/stamp.sml 2010/05/13 00:29:39 63 @@ -41,8 +41,7 @@ fun compare (STAMP{id, ...}, STAMP{id=id', ...}) = W.compare(id, id') fun hash (STAMP{id, ...}) = id - fun toString (STAMP{id, ...}) = - concat["<", StringCvt.padLeft #"0" 4 (W.toString id), ">"] + fun toString (STAMP{id, ...}) = StringCvt.padLeft #"0" 4 (W.toString id) structure Key = struct