diff -r d80b2df54d31 -r a96320074298 src/HOL/Predicate_Compile.thy
--- a/src/HOL/Predicate_Compile.thy	Sun Jan 06 13:44:33 2019 +0100
+++ b/src/HOL/Predicate_Compile.thy	Sun Jan 06 15:04:34 2019 +0100
@@ -11,17 +11,17 @@
   "values" :: diag
 begin
 
-ML_file "Tools/Predicate_Compile/predicate_compile_aux.ML"
-ML_file "Tools/Predicate_Compile/predicate_compile_compilations.ML"
-ML_file "Tools/Predicate_Compile/core_data.ML"
-ML_file "Tools/Predicate_Compile/mode_inference.ML"
-ML_file "Tools/Predicate_Compile/predicate_compile_proof.ML"
-ML_file "Tools/Predicate_Compile/predicate_compile_core.ML"
-ML_file "Tools/Predicate_Compile/predicate_compile_data.ML"
-ML_file "Tools/Predicate_Compile/predicate_compile_fun.ML"
-ML_file "Tools/Predicate_Compile/predicate_compile_pred.ML"
-ML_file "Tools/Predicate_Compile/predicate_compile_specialisation.ML"
-ML_file "Tools/Predicate_Compile/predicate_compile.ML"
+ML_file \<open>Tools/Predicate_Compile/predicate_compile_aux.ML\<close>
+ML_file \<open>Tools/Predicate_Compile/predicate_compile_compilations.ML\<close>
+ML_file \<open>Tools/Predicate_Compile/core_data.ML\<close>
+ML_file \<open>Tools/Predicate_Compile/mode_inference.ML\<close>
+ML_file \<open>Tools/Predicate_Compile/predicate_compile_proof.ML\<close>
+ML_file \<open>Tools/Predicate_Compile/predicate_compile_core.ML\<close>
+ML_file \<open>Tools/Predicate_Compile/predicate_compile_data.ML\<close>
+ML_file \<open>Tools/Predicate_Compile/predicate_compile_fun.ML\<close>
+ML_file \<open>Tools/Predicate_Compile/predicate_compile_pred.ML\<close>
+ML_file \<open>Tools/Predicate_Compile/predicate_compile_specialisation.ML\<close>
+ML_file \<open>Tools/Predicate_Compile/predicate_compile.ML\<close>
 
 
 subsection \<open>Set membership as a generator predicate\<close>