portage-ng --merge
>>> Emerging : portage://x11-misc/xcompmgr-1.1.10: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
│ download portage://x11-libs/libXdamage-1.1.7
│ └─ file ─┤ 259.12 Kb libXdamage-1.1.7.tar.xz
│ download portage://x11-misc/xcompmgr-1.1.10
│ └─ file ─┤ 130.10 Kb xcompmgr-1.1.10.tar.xz
└─step 2─┤ install portage://x11-libs/libXcomposite-0.4.7
│ └─ conf ─┤ USE = "-doc"
│ install portage://x11-libs/libXdamage-1.1.7
└─step 3─┤ run portage://x11-libs/libXcomposite-0.4.7
│ run portage://x11-libs/libXdamage-1.1.7
└─step 4─┤ install portage://x11-misc/xcompmgr-1.1.10
└─step 5─┤ run portage://x11-misc/xcompmgr-1.1.10
Total: 9 actions (3 downloads, 3 installs, 3 runs), grouped into 5 steps.
655.45 Kb to be downloaded.