On Sat, Feb 04, 2017 at 02:43:01PM +0100, Jakub Narębski wrote: > >>>> Do Git use EWAH / EWOK bitmaps for reachability analysis, or is it still > >>>> limited to object counting? > >>> > >>> At GitHub we are using them for --contains analysis, along with mass > >>> ahead/behind (e.g., as in https://github.com/gitster/git/branches). My > >>> plan is to send patches upstream, but they need some cleanup first. > >> > >> Ping. have you got time to clean up those patches? > > > > No, I haven't. Don't hold your breath; it's something I hope to work on > > in the next 6 months, not the next 6 weeks. > > Ping, Was there any progress on this front? It is now almost 6 months > later... > > Could those patches be made available in a "dirty" form? I just pushed them up to the "jk/ahead-behind" branch of https://github.com/peff/git. They were originally done on top of v1.9.1, but I forward-ported them to the current "master" just now. The result compiles, but I haven't really tested it extensively. Caveat applier. -Peff