portage-ng --merge
>>> Emerging : portage://sci-libs/blis-2.0:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://dev-lang/python-3.15.0
│ └─ file ─┤ 34.04 Mb Python-3.15.0.tar.xz
│ │ 4.52 Kb python-gentoo-patches-3.15.0.tar.xz
│ download portage://sci-libs/blis-2.0
│ └─ file ─┤ 15.02 Mb blis-2.0.tar.gz
└─step 2─┤ install portage://dev-lang/python-3.15.0
│ └─ conf ─┤ USE = "gdbm* ncurses pgo* readline sqlite* ssl ensurepip (-jit) -bluetooth -build% -debug -examples -libedit
│ │ -tail-call-interp -test -tk -valgrind -verify-sig"
│ │ LLVM_SLOT = "21%*"
│ │ SLOT = "3.15"
└─step 3─┤ install portage://sci-libs/blis-2.0
│ └─ conf ─┤ USE = "openmp -doc -eselect-ldso -index64 -pthread -serial -static-libs"
│ │ CPU_FLAGS_X86 = "avx avx2 avx512vl fma3 ssse3* -fma4"
│ │ SLOT = "0/4-2.0"
└─step 4─┤ run portage://sci-libs/blis-2.0
Total: 5 actions (2 downloads, 2 installs, 1 run), grouped into 4 steps.
49.06 Mb to be downloaded.