There is a new pull request by thomas-t-w against master on the void-packages repository

https://github.com/thomas-t-w/void-packages giac
https://github.com/void-linux/void-packages/pull/12215

giac: update to 1.5.0.59.


A patch file from https://github.com/void-linux/void-packages/pull/12215.patch is attached