An important pull request: accessing shared affix for immutable data

[Ola Fosheim Grøstad via Digitalmars-d]

On Sunday, 14 February 2016 at 11:14:59 UTC, Andrei Alexandrescu 
wrote:
> We can do the same, but we also have a better alternative. Most 
> of our allocators support shrink-in-place. For now I haven't 
> exposed it as a primitive but that's short work. When the 
> object goes away we can shrink memory in place to only the 
> length of the metadata.

This will lead to massive memory fragmentation. When you allocate 
a lot of objects they tend to be of the same size...