portage-ng --merge
>>> Emerging : portage://media-libs/libopusenc-0.2.1-r1:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://media-libs/libopusenc-0.2.1-r1
│ └─ file ─┤ 378.98 Kb libopusenc-0.2.1.tar.gz
│ download portage://media-libs/opus-1.6.1
│ └─ file ─┤ 9.99 Mb opus-1.6.1.tar.gz
└─step 2─┤ install portage://media-libs/opus-1.6.1
│ └─ conf ─┤ USE = "-custom-modes -debug -deep-plc -doc -dred -hardened -osce -static-libs -test"
│ │ CPU_FLAGS_X86 = "sse*"
└─step 3─┤ run portage://media-libs/opus-1.6.1
└─step 4─┤ install portage://media-libs/libopusenc-0.2.1-r1
│ └─ conf ─┤ USE = "-doc"
└─step 5─┤ run portage://media-libs/libopusenc-0.2.1-r1
Total: 6 actions (2 downloads, 2 installs, 2 runs), grouped into 5 steps.
10.36 Mb to be downloaded.