diff -r 7ec150fcf3dc -r 5611f178a747 src/HOL/Library/SML_Quickcheck.thy
--- a/src/HOL/Library/SML_Quickcheck.thy	Wed Apr 20 14:33:33 2011 +0200
+++ b/src/HOL/Library/SML_Quickcheck.thy	Wed Apr 20 15:55:34 2011 +0200
@@ -11,17 +11,17 @@
     fn ctxt => fn [(t, eval_terms)] =>
       let
         val prop = list_abs_free (Term.add_frees t [], t)
-        val test_fun = Codegen.test_term ctxt prop 
+        val test_fun = Codegen.test_term ctxt prop
         val iterations = Config.get ctxt Quickcheck.iterations
         fun iterate size 0 = NONE
           | iterate size j =
-            let
-              val result = test_fun size handle Match => 
-                (if Config.get ctxt Quickcheck.quiet then ()
-                 else warning "Exception Match raised during quickcheck"; NONE)
-            in
-              case result of NONE => iterate size (j - 1) | SOME q => SOME q
-            end
+              let
+                val result = test_fun size handle Match =>
+                  (if Config.get ctxt Quickcheck.quiet then ()
+                   else warning "Exception Match raised during quickcheck"; NONE)
+              in
+                case result of NONE => iterate size (j - 1) | SOME q => SOME q
+              end
      in fn [_, size] => (iterate size iterations, NONE) end))
 *}