CSC231 OverFlow C Program

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A C++ Program that overflows

// mulby2.cpp
// D. Thiebaut
// demonstrates how a compiled language deals with an overflow.
// check mulby2.py to see how an interpreted language will do.
//
#include <iostream.h>

main() {
  unsigned int x, lastx;

  cout << endl << endl << endl << endl;

  x = 1;
  cout << "x = " << x << endl;

  while ( 1 ) {
    lastx = x;
    x = x * 2;
    if ( x <= lastx ) {
      cout << "last x = " << lastx << endl;
      cout << "x = " << x << endl;
      break;
    }
  }
  cout << endl << endl << endl << endl;
}