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struct foo { char c; short s; void* p; int i; }; int main() { cout << "sizeof(foo)=" << sizeof(foo) << endl; foo f; cout << "address of c: " << reinterpret_cast<void*>(&f.c) << endl; cout << "address of s: " << reinterpret_cast<void*>(&f.s) << endl; cout << "address of p: " << reinterpret_cast<void*>(&f.p) << endl; cout << "address of i: " << reinterpret_cast<void*>(&f.i) << endl; cout << "distance between s and c: " << reinterpret_cast<char*>(&f.s) - reinterpret_cast<char*>(&f.c) << endl; cout << "distance between p and s: " << reinterpret_cast<char*>(&f.p) - reinterpret_cast<char*>(&f.s) << endl; cout << "distance between p and c: " << reinterpret_cast<char*>(&f.p) - reinterpret_cast<char*>(&f.c) << endl; cout << "distance between i and p: " << reinterpret_cast<char*>(&f.i) - reinterpret_cast<char*>(&f.p) << endl; }
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