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. 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.