#include <iostream>
#include <stdio.h>

using namespace std;

struct HackByte
{
    public:
        bool _0:1;
        bool _1:1;
        bool _2:1;
        bool _3:1;
        bool _4:1;
        bool _5:1;
        bool _6:1;
        bool _7:1;
};

int main(int argc, char** argv)
{
    cout << sizeof(HackByte) << endl;
    cout << sizeof(unsigned char) << endl;
    HackByte* H;
    unsigned char* P;
    //Segfault here, confirmed with GDB
    H->_0 = true;
    H->_1 = false;
    H->_2 = true;
    H->_3 = false;
    H->_4 = true;
    H->_5 = false;
    H->_6 = true;
    H->_7 = false;
    P = (unsigned char*)H;
    FILE* F = fopen("Test", "w");
    fwrite(P, 1, sizeof(P), F);
}