Version 1.0.7 is available upstream. Please consider updating! It seems that version 1.0.7 is available upstream, while the latest version in the Gentoo tree is 1.0.6-r1. You think this warning is false? Read more about it here.
Libecpint is a C++ library for the efficient evaluation of integrals over ab
initio effective core potentials, using a mixture of generated, recursive
code and Gauss-Chebyshev quadrature. It is designed to be standalone and
generic.