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

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

[ebuild   R    ] dev-lang/lua-5.4.8:5.4::gentoo  USE="deprecated readline" 610 KiB

Total: 1 package (1 reinstall), Size of downloads: 610 KiB