//-----------------------------------------------------------------
//
// generic-pointer.cpp
//
// Illustrates some basic things you can do with a generic pointer
// 
// written by: Simon Parsons
// modified  : 25th April 2009
//
//-----------------------------------------------------------------

#include <iostream> 

using namespace std;

int main(){

  int  A = 10;
  char C = 'c';
  
  int  *pToInt, *pToInt2;      // Pointers to integer
  char *pToChar;               // Pointer to character

  void *pToVoid;               // Generic pointer
 
  pToInt = &A;
  cout << "A is: " << *pToInt << endl;;
 
  pToVoid = pToInt;

  pToInt2 = reinterpret_cast<int*>(pToVoid);
  // But you can't do this:
  // pToInt2 = pToVoid;
 
  cout << "A is: " << *pToInt2 << endl;;
 
  pToChar = &C;
  cout << "C is: " << *pToChar << endl;;

  pToVoid = pToChar; 
  pToVoid = &A;

  // However, you can't do:
  // cout << *pToVoid;

  return 0;
}