1

/*

     2

 * (c) 2009 Mario de Sousa

     3

 *

     4

 * Offered to the public under the terms of the GNU General Public License

     5

 * as published by the Free Software Foundation; either version 2 of the

     6

 * License, or (at your option) any later version.

     7

 *

     8

 * This program is distributed in the hope that it will be useful, but

     9

 * WITHOUT ANY WARRANTY; without even the implied warranty of

    10

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General

    11

 * Public License for more details.

    12

 *

    13

 * This code is made available on the understanding that it will not be

    14

 * used in safety-critical situations without a full and competent review.

    15

 */

    16

    17

/*

    18

 * An IEC 61131-3 IL and ST compiler.

    19

 *

    20

 * Based on the

    21

 * FINAL DRAFT - IEC 61131-3, 2nd Ed. (2009-04-24)

    22

 *

    23

 */

    24

    25

    26

// #include <stdio.h>  /* required for NULL */

    27

#include <string>

    28

#include <iostream>

    29

#include <sstream>

    30

#include <typeinfo>

    31

#include <list>

    32

#include <strings.h>

    33

    34

#include "../util/symtable.hh"

    35

#include "../util/dsymtable.hh"

    36

#include "../absyntax/visitor.hh"

    37

    38

#include "visit_expression_type.hh"

    39

    40

    41

int stage3(symbol_c *tree_root);

    42

int type_safety(symbol_c *tree_root);