hi,
i'd like to provide a binary of Rcpp 1.0.4.6 for R3.6. i think only 1.0.4 is available as a binary for 3.6 on macOS, and as discussed elsewhere, lots of things can't build against it.
would you be willing to host a 1.0.4.6 for R3.6? and if so, how can i get it to you.
with thanks