portage-ng / portage / dev-libs / libffi / 3.4.8-r3
pmerge --pretend --verbose
[ebuild     UD ] dev-libs/libffi-3.4.8-r3:0/8::gentoo [3.5.2:0/8::gentoo] USE="exec-static-trampoline -debug -pax-kernel -static-libs -test" 1.3 MiB

Total: 1 package (1 downgrade), Size of downloads: 1.3 MiB


 * Running sanity checks...

 * resolver plan required 4 ops (0.01 seconds)

Wall time
0.438 s vs. 0.007 s for portage-ng