replaces eval which is used so far
Change-Id: Ie5ff8c82175786e233d52bc0faac4e72e3bc27e9
Reviewed-on: https://forge.frm2.tum.de/review/17271
Tested-by: JenkinsCodeReview <bjoern_pedersen@frm2.tum.de>
Reviewed-by: Enrico Faulhaber <enrico.faulhaber@frm2.tum.de>