portage-ng --merge
>>> Emerging : portage://perl-core/Math-BigInt-1.999.842-r4:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://perl-core/Math-BigInt-1.999.842-r4
│ └─ file ─┤ 2.74 Mb Math-BigInt-1.999842.tar.gz
└─step 2─┤ install portage://perl-core/Math-BigInt-1.999.842-r4
│ └─ conf ─┤ USE = "-examples -test"
│ │ PERL_FEATURES = "ithreads -quadmath"
└─step 3─┤ run portage://perl-core/Math-BigInt-1.999.842-r4
Total: 3 actions (1 download, 1 install, 1 run), grouped into 3 steps.
2.74 Mb to be downloaded.