Eric Wong <normalperson / yhbt.net> wrote:
> I am also working on more improvements, rb_objid_hash seems weak.

Maybe this:
http://80x24.org/spew/m/88e7b6dcf59adf35c5c292c91c54cb7b986bd4a4.txt

+ Benchmarks:
http://80x24.org/spew/m/1438120006-2660-1-git-send-email-e / 80x24.org.txt