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

Calculating dependencies ... done!
Dependency resolution took 1.01 s (backtrack: 0/20).

[ebuild  N     ] dev-perl/ExtUtils-Config-0.10.0::gentoo  USE="-test" PERL_FEATURES="ithreads (-debug) -quadmath" 14 KiB
[ebuild  N     ] dev-perl/Devel-FindPerl-0.16.0::gentoo  USE="-minimal -test" PERL_FEATURES="ithreads (-debug) -quadmath" 15 KiB

Total: 2 packages (2 new), Size of downloads: 28 KiB