// name: platform.cpp// desc: finds sizes// author: Ge Wang (gewang@cs.princeton.edu) #include <iostream>using namespace std; // unionunion X{    short s;    char  b[2];}; // entry pointint main( int argc, char ** argv ){    X x;    x.s = 0x0100;     // go    cout << "char: " << sizeof(char) << endl;    cout << "short: " << sizeof(short) << endl;    cout << "int: " << sizeof(int) << endl;    cout << "long: " << sizeof(long) << endl;    cout << "float: " << sizeof(float) << endl;    cout << "double: " << sizeof(double) << endl;    cout << "void *: " << sizeof(void *) << endl;    cout << "endian: " << ( x.b[1] ? "small" : "big" ) << endl;     return 0;}