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

Calculating dependencies ... done!
Dependency resolution took 1.00 s (backtrack: 0/20).

[ebuild  N     ] app-misc/fdupes-2.4.0::gentoo  USE="ncurses sqlite" 153 KiB

Total: 1 package (1 new), Size of downloads: 153 KiB