portage-ng --merge
>>> Emerging : portage://dev-lang/mrustc-0.12.0_p20261018:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://dev-lang/mrustc-0.12.0_p20261018
│ └─ file ─┤ 1.39 Mb mrustc-0.12.0_p20261018.tar.gz
│ │ 259.73 Mb rustc-1.90.0-src.tar.xz
└─step 2─┤ install portage://dev-lang/mrustc-0.12.0_p20261018
└─step 3─┤ run portage://dev-lang/mrustc-0.12.0_p20261018
Total: 3 actions (1 download, 1 install, 1 run), grouped into 3 steps.
261.12 Mb to be downloaded.