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

Calculating dependencies ... done!
Dependency resolution took 0.98 s (backtrack: 0/20).

[ebuild   R    ] sys-process/htop-3.4.1-r2::gentoo  USE="filecaps unicode -caps -debug -delayacct -hwloc -llvm-libunwind -lm-sensors -openvz -unwind -vserver" 418 KiB

Total: 1 package (1 reinstall), Size of downloads: 418 KiB