traversal.h

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#ifndef _TRAVERSAL_H
#define _TRAVERSAL_H
 
#include <iostream>
#include "ast.h"
#include <map>
#include "sym.h"
#include <algorithm>
 
extern char filename[50];
 
void traverse_gradient(Start *root);
 
void traverse_declarations(Start *root);
 
void traverse_operations(Start *root);
 
int semantic_error(std::string, int a=0, int b=0, bool print_line=false);
 
std::string get_line( int );
 
 
#endif