New comment by classabbyamp on void-packages repository https://github.com/void-linux/void-packages/pull/39984#issuecomment-1304284769 Comment: > I also added a `-O2` flag in FFLAGS of CalculiX-ccx. it's already in there: https://github.com/void-linux/void-packages/blob/fedd1108fc54179047118be01acf0f057bc60647/etc/defaults.conf#L36-L38