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

Calculating dependencies ... done!
Dependency resolution took 0.99 s (backtrack: 0/20).

[ebuild  N     ] dev-perl/Algorithm-Diff-1.201.0::gentoo  USE="-examples" PERL_FEATURES="ithreads (-debug) -quadmath" 30 KiB
[ebuild  N     ] dev-perl/Sub-Name-0.280.0-r1::gentoo  USE="-suggested -test" PERL_FEATURES="ithreads (-debug) -quadmath" 156 KiB
[ebuild  N     ] dev-perl/Class-Accessor-0.510.0::gentoo  USE="-examples -test" PERL_FEATURES="ithreads (-debug) -quadmath" 13 KiB
[ebuild  N     ] dev-perl/Array-Diff-0.90.0::gentoo  USE="-test" PERL_FEATURES="ithreads (-debug) -quadmath" 12 KiB

Total: 4 packages (4 new), Size of downloads: 209 KiB