Safe reference counting cannot be implemented as a library
Martin Nowak via Digitalmars-d
digitalmars-d at puremagic.com
Sun Nov 1 12:51:41 PST 2015
On 10/27/2015 01:27 PM, Andrei Alexandrescu wrote:
> Unrelated, and a foreshadowing of the discussion on the lifetime mailing
> list: the compiler has ample opportunity to fuse incs/decs together, so
> the signatures of these functions is:
> void opInc(uint delta);
> void opDec(uint delta);
Any hint/numbers showing that this is actually useful?
Implementing such a cross statement optimization is quite some work. If
this occurs often enough (in particular for shared classes with atomic
ref counting) it might be worth the effort.
More information about the Digitalmars-d