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

Calculating dependencies ... done!
Dependency resolution took 0.99 s (backtrack: 0/20).

[ebuild   R    ] sys-apps/coreutils-9.10::gentoo  USE="acl gmp nls openssl (split-usr) xattr -caps -hostname -kill -multicall (-selinux) -static -test -test-full -vanilla -verify-sig" 6361 KiB

Total: 1 package (1 reinstall), Size of downloads: 6361 KiB