--- a/src/Pure/ROOT.ML Wed Apr 06 23:45:19 2016 +0200 +++ b/src/Pure/ROOT.ML Thu Apr 07 11:17:57 2016 +0200 @@ -329,3 +329,5 @@ use_no_debug "Tools/debugger.ML"; use "Tools/named_theorems.ML"; use "Tools/jedit.ML"; + +(* :mode=isabelle: *)