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

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

[ebuild  N     ] app-text/discount-3.0.0a:0/3.0.0::gentoo  USE="-minimal -test" 137 KiB

Total: 1 package (1 new), Size of downloads: 137 KiB