portage-ng --merge
>>> Emerging : portage://net-mail/mu-1.12.15:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://dev-cpp/cli11-2.7.2
│ └─ file ─┤ 1.38 Mb cli11-2.7.2.tar.gz
│ download portage://dev-libs/gmime-3.2.15-r2
│ └─ file ─┤ 2.13 Mb gmime-3.2.15.tar.xz
│ download portage://dev-libs/xapian-2.1.0
│ └─ file ─┤ 3.36 Mb xapian-core-2.1.0.tar.xz
│ download portage://net-mail/mu-1.12.15
│ └─ file ─┤ 761.16 Kb mu-1.12.15.tar.xz
└─step 2─┤ install portage://dev-cpp/cli11-2.7.2
│ └─ conf ─┤ USE = "-doc -test"
│ install portage://dev-libs/gmime-3.2.15-r2
│ └─ conf ─┤ USE = "crypt -vala* -doc -idn -test"
│ │ SLOT = "3.0"
│ install portage://dev-libs/xapian-2.1.0
│ └─ conf ─┤ USE = "-debug -static-libs -verify-sig"
│ │ CPU_FLAGS_X86 = "sse* sse2*"
│ │ SLOT = "0/45"
└─step 3─┤ run portage://dev-cpp/cli11-2.7.2
│ run portage://dev-libs/gmime-3.2.15-r2
│ run portage://dev-libs/xapian-2.1.0
└─step 4─┤ install portage://net-mail/mu-1.12.15
│ └─ conf ─┤ USE = "readline -emacs -test"
└─step 5─┤ run portage://net-mail/mu-1.12.15
Total: 12 actions (4 downloads, 4 installs, 4 runs), grouped into 5 steps.
7.61 Mb to be downloaded.