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

Calculating dependencies ... done!
Dependency resolution took 1.09 s (backtrack: 0/20).

[ebuild  N     ] dev-util/treecc-0.3.10-r3::gentoo  USE="-doc -examples" 367 KiB

Total: 1 package (1 new), Size of downloads: 367 KiB