portage-ng --merge
>>> Emerging : portage://dev-perl/Math-BigInt-GMP-1.700.300:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://dev-perl/Math-BigInt-GMP-1.700.300
│ └─ file ─┤ 2.51 Mb Math-BigInt-GMP-1.7003.tar.gz
└─step 2─┤ install portage://dev-perl/Math-BigInt-GMP-1.700.300
│ └─ conf ─┤ USE = "-test"
│ │ PERL_FEATURES = "ithreads -quadmath"
└─step 3─┤ run portage://dev-perl/Math-BigInt-GMP-1.700.300
Total: 3 actions (1 download, 1 install, 1 run), grouped into 3 steps.
2.51 Mb to be downloaded.