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

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

[ebuild  N     ] www-plugins/passff-host-1.2.5::gentoo  USE="firefox -chrome -chromium -vivaldi" PYTHON_SINGLE_TARGET="python3_14 -python3_12 -python3_13" 5 KiB

Total: 1 package (1 new), Size of downloads: 5 KiB