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

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

[ebuild   R    ] dev-perl/WWW-RobotRules-6.20.0-r2::gentoo  USE="-test" PERL_FEATURES="ithreads (-debug) -quadmath" 9 KiB

Total: 1 package (1 reinstall), Size of downloads: 9 KiB