Calypso: Direct and full interfacing to C++

[Kagamin via Digitalmars-d-announce]

On Wednesday, 13 May 2015 at 15:54:47 UTC, John Colvin wrote:
> Are there are performance pitfalls to watch out for that are 
> unique to the way calypso interfaces between D and C++? E.g. 
> sneaky copies, implicit callbacks to keep things synced etc.

As I understand, the major remaining issue is value type classes 
like QString and memory management done with it :(