https://bugs.winehq.org/show_bug.cgi?id=47332
--- Comment #8 from tempel.julian@gmail.com --- With that clamp, it's based on 4.8.r163.g07e249e431, so not wine git-master.
As described in the previous bug ticket, applying this patch helped to make -staging work again, but it seems it needs rebasing for recent commits to be applicable again? https://bugs.winehq.org/attachment.cgi?id=64567