Battle-plan for CTFE

[Martin Nowak via Digitalmars-d-announce]

On 05/16/2016 03:03 PM, Martin Nowak wrote:
>   ~this()
>   {
>     if (impl.onHeap && --impl.heap.refCount == 0)
>       heapAllocator.free(impl.heap);
>   }

Of course missing the increment for copies.

    this(this)
    {
      if (impl.onHeap)
        ++impl.heap.refCount;
    }