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

https://github.com/leahneukirchen/void-packages ocaml414
https://github.com/void-linux/void-packages/pull/36683

OCaml 4.14
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#### Testing the changes
- I tested the changes in this PR: **briefly**

TBD:
- [ ] zeroinstall: opam doesn't work with 4.14 yet?
- [ ] xen: FTBFS due to as86 missing, unrelated?

A patch file from https://github.com/void-linux/void-packages/pull/36683.patch is attached