These are the packages that would be merged, in order:

Calculating dependencies ... done!
Dependency resolution took 0.97 s (backtrack: 0/20).

[ebuild  N     ] dev-perl/Net-CIDR-Lite-0.240.0::gentoo  USE="-test" PERL_FEATURES="ithreads (-debug) -quadmath" 12 KiB
[ebuild  N     ] dev-perl/Net-Patricia-1.220.0-r2::gentoo  USE="ipv6 -test" PERL_FEATURES="ithreads (-debug) -quadmath" 28 KiB

Total: 2 packages (2 new), Size of downloads: 39 KiB