foo

aligned_emplace.hpp

template<typename T, typename... Args>
T* aligned_emplace(Args&&... args) {
    if (auto p = std::aligned_alloc(std::hardware_destructive_interference_size, sizeof(T))) {
        new (p) T(std::forward<Args>(args)...);
        return p;
    }
    throw std::bad_alloc();
}