There is a new pull request by q66 against master on the void-packages repository

https://github.com/void-ppc/void-packages higan-elfv2
https://github.com/void-linux/void-packages/pull/13158

higan: add a patch to prevent elfv2 ppc64(le) crashes
I was able to load an SNES ROM without segfaulting after this.

A patch file from https://github.com/void-linux/void-packages/pull/13158.patch is attached