portage-ng --merge
>>> Emerging : portage://sci-misc/lttoolbox-3.8.2:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://dev-libs/utfcpp-4.0.6
│ └─ file ─┤ 33.35 Kb utfcpp-4.0.6.tar.gz
│ download portage://sci-misc/lttoolbox-3.8.2
│ └─ file ─┤ 153.65 Kb lttoolbox-3.8.2.tar.bz2
└─step 2─┤ install portage://dev-libs/utfcpp-4.0.6
│ └─ conf ─┤ USE = "-test"
└─step 3─┤ install portage://sci-misc/lttoolbox-3.8.2
│ └─ conf ─┤ USE = "-test"
│ │ SLOT = "0/3"
└─step 4─┤ run portage://sci-misc/lttoolbox-3.8.2
Total: 5 actions (2 downloads, 2 installs, 1 run), grouped into 4 steps.
187.01 Kb to be downloaded.