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/Date-Simple-3.30.0-r3::gentoo  USE="-test" PERL_FEATURES="ithreads (-debug) -quadmath" 23 KiB
[ebuild  N     ] dev-perl/Date-Range-1.410.0::gentoo  USE="-test" PERL_FEATURES="ithreads (-debug) -quadmath" 5 KiB

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