[compiler] conditional remove cunit check

Author: bobzhang

vendor/ocaml/driver/compenv.ml

@@ -74,10 +74,13 @@ let is_unit_name name =
 ;;
 
 let check_unit_name ppf filename name =
+#if undefined BS_NO_COMPILER_PATCH then  
+  ()
+#else   
   if not (is_unit_name name) then
     Location.print_warning (Location.in_file filename) ppf
       (Warnings.Bad_module_name name);;
-
+#end
 (* Compute name of module from output file name *)
 let module_of_filename ppf inputfile outputprefix =
   let basename = Filename.basename outputprefix in