portage-ng --merge
>>> Emerging : portage://media-libs/zxing-cpp-2.3.0-r1:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://media-libs/zxing-cpp-2.3.0-r1
│ └─ file ─┤ 984.90 Kb zxing-cpp-2.3.0.tar.gz
└─step 2─┤ install portage://media-libs/zxing-cpp-2.3.0-r1
│ └─ conf ─┤ USE = "(-experimental) -test -tools"
│ │ SLOT = "0/3"
└─step 3─┤ run portage://media-libs/zxing-cpp-2.3.0-r1
Total: 3 actions (1 download, 1 install, 1 run), grouped into 3 steps.
984.90 Kb to be downloaded.