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

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

[ebuild  N     ] app-text/cmark-0.31.2:0/0.31.2::gentoo  USE="-test" 261 KiB

Total: 1 package (1 new), Size of downloads: 261 KiB