Version 2.1.3 is available upstream. Please consider updating!
It seems that version 2.1.3 is available upstream, while the latest version in the Gentoo tree is 1.6.5. You think this warning is false? Read more about it here.
Lis, a Library of Iterative Solvers for linear systems, is a
scalable parallel library for solving systems of linear equations
and standard eigenvalue problems with real sparse matrices using