proper ISABELLE_HOME (ISABELLE_ROOT is for platform-specific application bootstrap);
--- a/src/HOL/Library/code_test.ML Wed Mar 20 17:33:06 2019 +0100
+++ b/src/HOL/Library/code_test.ML Wed Mar 20 16:55:21 2019 +0100
@@ -467,7 +467,7 @@
val compiled_path = Path.append path (Path.basic "test")
val compile_cmd =
- "\"$ISABELLE_ROOT/lib/scripts/ocamlexec\" ocamlfind ocamlopt -w pu -package zarith -linkpkg " ^
+ "\"$ISABELLE_HOME/lib/scripts/ocamlexec\" ocamlfind ocamlopt -w pu -package zarith -linkpkg " ^
" -o " ^ File.bash_path compiled_path ^ " -I " ^ File.bash_path path ^ " " ^
File.bash_path code_path ^ " " ^ File.bash_path driver_path