portage-ng --merge
>>> Emerging : portage://x11-libs/libXcomposite-0.4.7:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://x11-libs/libXcomposite-0.4.7
│ └─ file ─┤ 266.23 Kb libXcomposite-0.4.7.tar.xz
└─step 2─┤ install portage://x11-libs/libXcomposite-0.4.7
│ └─ conf ─┤ USE = "-doc"
└─step 3─┤ run portage://x11-libs/libXcomposite-0.4.7
Total: 3 actions (1 download, 1 install, 1 run), grouped into 3 steps.
266.23 Kb to be downloaded.