 only if all their entries are the same.


<h2> Output from the deletion profiler </h2>

<P> The output consists of some gross statistics followed by the top
stack traces by object volume.  Stacks are considered the same if they
are compared from the innermost out and the first element where they
differ, if any, is neither a destructor frame or an MMgc frame.  This
tends to merge many more stacks than the conservative profiler and
thus compresses data well, but it's experimental at this time.


<h2> Configu