portage-ng --merge
>>> Emerging : portage://dev-util/numdiff-5.9.0-r1:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://dev-util/numdiff-5.9.0-r1
│ └─ file ─┤ 893.67 Kb numdiff-5.9.0.tar.gz
└─step 2─┤ install portage://dev-util/numdiff-5.9.0-r1
│ └─ conf ─┤ USE = "gmp* nls"
└─step 3─┤ run portage://dev-util/numdiff-5.9.0-r1
Total: 3 actions (1 download, 1 install, 1 run), grouped into 3 steps.
893.67 Kb to be downloaded.