dsimcha Wrote: > I just realized last night that D's templates are probably powerful enough now > to generate bit masks that can be used for precise GC heap scanning. I'm > halfway (emphasis on halfway) thinking of using this to try to hack the GC and > make heap scanning fully precise except for the corner case of unions. > However, this ties into several things that others in the D community are > doing, so I want to gauge people's responses and make sure I'm not wasting > effort on something that will be useless in 6 months. > > 1. Sean, Leonardo, whoever else may be working on GC implementations, have > you by any chance broken ground on precise heap scanning already?
I've thought about it, but not done anything about it. The compiler doesn't provide this information, so precise scanning would require a user-level call. You'll also have to deal with arrays of structs, by the way.
