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

Calculating dependencies ... done!
Dependency resolution took 1.57 s (backtrack: 0/20).

[ebuild     U  ] sys-apps/pciutils-3.15.0::gentoo [3.14.0::gentoo] USE="kmod udev zlib -dns -static-libs -verify-sig" 724 KiB

Total: 1 package (1 upgrade), Size of downloads: 724 KiB