Re: Precise GC state

[Ola Fosheim Grostad via Digitalmars-d]

On Monday, 27 November 2017 at 18:32:39 UTC, Ola Fosheim Grøstad 
wrote:
You get this:

shared_ptr -> control_block -> object

Actually, seems like the common implementation uses 16 bytes, so 
that it has a direct pointer as well. So twice the size of 
unique_ptr.