portage-ng / portage / dev-ml / cppo / 1.6.9-r1
pmerge --pretend --verbose
[ebuild  N     ] dev-lang/ocaml-5.5.1:0/5.5.1::gentoo USE="ocamlopt -emacs -flambda -latex -test -xemacs" 6.3 MiB
[ebuild  N     ] dev-ml/findlib-1.9.8-r1:0/1::gentoo USE="ocamlopt -doc -tk" 268.2 KiB
[ebuild  N     ] dev-ml/ocamlbuild-0.16.1:0/0.16.1::gentoo USE="ocamlopt" 197.7 KiB
[ebuild  N     ] dev-ml/dune-3.23.1:0/3.23.1::gentoo USE="-emacs -test" 3.5 MiB
[ebuild  N     ] dev-ml/cppo-1.6.9-r1:0/1.6.9::gentoo USE="ocamlopt" 30.5 KiB

Total: 5 packages (5 new), Size of downloads: 10.3 MiB


 * Running sanity checks...

 * resolver plan required 24 ops (0.01 seconds)

Wall time
0.444 s vs. 0.038 s for portage-ng