This is now fixed in version 0.1-9 and the latex renderer also gains an argument "minipage" which wraps the latex code in a minipage environment.
I've used this to make this vignette for an upcoming feature of Rcpp
Support my work on patreon
Blogging is one of the activities I have the freedom to do
because of community sponsorship.
If you like the content, would like to see more, or just generally
like my work, please consider pledging.