Put in minimal simpset to avoid excessive simplification,
just as in revision 1.9 of HOL/indrule.ML
(* Title: Pure/Syntax/ROOT.ML
ID: $Id$
Author: Tobias Nipkow and Markus Wenzel, TU Muenchen
This file builds the syntax module.
*)
use "pretty.ML";
use "lexicon.ML";
use "ast.ML";
use "syn_ext.ML";
use "parser.ML";
use "type_ext.ML";
use "syn_trans.ML";
use "mixfix.ML";
use "printer.ML";
use "syntax.ML";
(*Hiding: only the most basic features are opened*)
structure BasicSyntax: BASIC_SYNTAX = Syntax;
open BasicSyntax;
structure Scanner: SCANNER = Lexicon;