diff -r 64f88ef1835e -r bc5e767f0f46 src/HOL/Library/Library.thy
--- a/src/HOL/Library/Library.thy	Mon Jul 25 10:42:32 2011 +0200
+++ b/src/HOL/Library/Library.thy	Mon Jul 25 10:43:14 2011 +0200
@@ -55,7 +55,6 @@
   Reflection
   RBT_Mapping
   Set_Algebras
-  SML_Quickcheck
   State_Monad
   Sum_of_Squares
   Transitive_Closure_Table