// ----------------
// BuiltInTypes.c++
// ----------------

#include <cassert>  // assert
#include <cstddef>  // ptrdiff_t, size_t
#include <iostream> // cin, cout, endl

int main () {
    using namespace std;
    cout << "BuiltInTypes.c++" << endl;

    assert(sizeof(bool)      ==  1);
    assert(sizeof(char)      ==  1);
    assert(sizeof(short)     ==  2);
    assert(sizeof(int)       ==  4);
    assert(sizeof(long)      ==  8);
    assert(sizeof(long long) ==  8);       // not standard!

    assert(sizeof(size_t)    ==  8);       // unsigned long
    assert(sizeof(ptrdiff_t) ==  8);       //   signed long

    assert(sizeof(float)     ==  4);
    assert(sizeof(double)    ==  8);

    #ifdef __APPLE__
        assert(sizeof(long double) == 16);
    #else
        assert(sizeof(long double) == 12);
    #endif

    cout << "Done." << endl;
    return 0;}