portage-ng --merge
>>> Emerging : portage://sci-physics/clhep-2.4.7.2:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://sci-physics/clhep-2.4.7.2
│ └─ file ─┤ 931.10 Kb CLHEP-CLHEP_2_4_7_2.tar.bz2
└─step 2─┤ install portage://sci-physics/clhep-2.4.7.2
│ └─ conf ─┤ USE = "threads* -doc -static-libs -test"
│ │ SLOT = "2/2.4.7.2"
└─step 3─┤ run portage://sci-physics/clhep-2.4.7.2
Total: 3 actions (1 download, 1 install, 1 run), grouped into 3 steps.
931.10 Kb to be downloaded.