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

Calculating dependencies ... done!
Dependency resolution took 0.98 s (backtrack: 0/20).

[ebuild  N     ] media-fonts/source-serif-4.005-r1:4::gentoo  USE="X" 40765 KiB

Total: 1 package (1 new), Size of downloads: 40765 KiB