src/Pure/ML-Systems/polyml.ML

--- a/src/Pure/ML-Systems/polyml.ML	Thu Feb 04 18:15:01 1999 +0100
+++ b/src/Pure/ML-Systems/polyml.ML	Thu Feb 04 18:15:20 1999 +0100
@@ -109,9 +109,8 @@
 
 (* file handling *)
 
-(*get time of last modification; if file doesn't exist return an empty string*)
-fun file_info "" = ""           (* FIXME !? *)
-  | file_info name = Int.toString (System.filedate name) handle _ => "";
+(*get time of last modification*)
+fun file_info name = Int.toString (System.filedate name) handle _ => "";
 
 structure OS =
 struct