portage-ng / portage / media-gfx / flam3 / 3.1.1-r1
emerge -vp

These are the packages that would be merged, in order:

Calculating dependencies ... done!
Dependency resolution took 1.00 s (backtrack: 0/20).

[ebuild  N     ] virtual/jpeg-100-r1::gentoo  USE="-static-libs" 0 KiB
[ebuild  N     ] media-gfx/flam3-3.1.1-r1::gentoo  1155 KiB

Total: 2 packages (2 new), Size of downloads: 1155 KiB

Wall time
1.966 s vs. 0.015 s for portage-ng