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

Calculating dependencies ... done!
Dependency resolution took 1.51 s (backtrack: 0/20).

[ebuild     UD ] dev-perl/Text-CSV-2.30.0::gentoo [2.60.0::gentoo] USE="xs -test" PERL_FEATURES="ithreads (-debug) -quadmath" 138 KiB

Total: 1 package (1 downgrade), Size of downloads: 138 KiB