There is an updated pull request by Johnnynator against master on the void-packages repository

https://github.com/Johnnynator/void-packages crypto++-fix-musl
https://github.com/void-linux/void-packages/pull/15639

crypto++: readd musl soname linking patch
None

A patch file from https://github.com/void-linux/void-packages/pull/15639.patch is attached