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

Calculating dependencies ... done!
Dependency resolution took 1.01 s (backtrack: 0/20).

[ebuild  N     ] sys-fs/lvm2-2.03.22-r7::gentoo  USE="readline udev -lvm -sanlock (-selinux) -static -static-libs (-systemd) -thin -valgrind" 2691 KiB

Total: 1 package (1 new), Size of downloads: 2691 KiB