portage-ng --merge
>>> Emerging : portage://dev-util/cmocka-1.1.8:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://dev-util/cmocka-1.1.8
│ └─ file ─┤ 76.05 Kb cmocka-1.1.8.tar.xz
└─step 2─┤ install portage://dev-util/cmocka-1.1.8
│ └─ conf ─┤ USE = "-doc -examples -test"
└─step 3─┤ run portage://dev-util/cmocka-1.1.8
Total: 3 actions (1 download, 1 install, 1 run), grouped into 3 steps.
76.05 Kb to be downloaded.