diff -r fa5080577da9 -r 52d71ee5c8a8 src/Pure/Tools/codegen_thingol.ML
--- a/src/Pure/Tools/codegen_thingol.ML	Tue Jun 06 11:58:10 2006 +0200
+++ b/src/Pure/Tools/codegen_thingol.ML	Tue Jun 06 14:55:19 2006 +0200
@@ -586,7 +586,7 @@
       val add_edge =
         if null r1 andalso null r2
         then Graph.add_edge
-        else fn edge => (Graph.add_edge_acyclic edge
+        else fn edge => fn gr => (Graph.add_edge_acyclic edge gr
           handle Graph.CYCLES _ => error ("adding dependency "
             ^ quote name1 ^ " -> " ^ quote name2 ^ " would result in module dependency cycle"))
       fun add [] node =