Placement New, Memory Dumps, and Alignment (jrruethe.github.io)

C++11 introduced the alignof operator [0] along with the alignas specifier [1], which can be useful when doing placement-new style allocation like this.

[0]: http://en.cppreference.com/w/cpp/language/alignof [1]: http://en.cppreference.com/w/cpp/language/alignas