portage-ng --merge
>>> Emerging : portage://virtual/perl-Scalar-List-Utils-1.630.0-r1:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://perl-core/Scalar-List-Utils-1.630.0
│ └─ file ─┤ 173.81 Kb Scalar-List-Utils-1.63.tar.gz
└─step 2─┤ install portage://perl-core/Scalar-List-Utils-1.630.0
│ └─ conf ─┤ USE = ""
│ │ PERL_FEATURES = "ithreads -quadmath"
└─step 3─┤ run portage://perl-core/Scalar-List-Utils-1.630.0
└─step 4─┤ downgrade portage://virtual/perl-Scalar-List-Utils-1.630.0-r1 (replaces pkg://virtual/perl-Scalar-List-Utils-1.680.100_rc)
└─step 5─┤ run portage://virtual/perl-Scalar-List-Utils-1.630.0-r1
Total: 5 actions (1 download, 1 install, 1 downgrade, 2 runs), grouped into 5 steps.
173.81 Kb to be downloaded.