On Saturday, 14 January 2017 at 04:14:11 UTC, Chris Wright wrote:
It's reference counting.
Reference counting is like garbage collection, but deamortized.
This is better for real-time applications. However, it adds
overhead on every assignment and every variable going out of
In D, garbage collection is more expensive than it is in other
languages, so the tradeoff is more attractive than it would be
in other languages.
Garbage collection in D is more expensive just because of the
poor implementation, from what I've heard. If that's the case,
people who work on it should be able to improve it over time.