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

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

[ebuild  N     ] app-i18n/uchardet-0.0.8::gentoo  CPU_FLAGS_X86="sse2" 218 KiB

Total: 1 package (1 new), Size of downloads: 218 KiB