old"><strong>Requires</strong></span>: Alignment shall be a power of two.</p>
<p><span class="bold"><strong>Returns</strong></span>: A derived class shall implement this function to return a pointer to allocated storage with a size of at least bytes. The returned storage is aligned to the specified alignment, if such alignment is supported; otherwise it is aligned to max_align.</p>
<p><span class="bold"><strong>Throws</strong></span>: A derived class implementation shall throw an appropriate exception if it