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

Calculating dependencies ... done!
Dependency resolution took 0.96 s (backtrack: 0/20).

[ebuild   R    ] sys-devel/gcc-config-2.12.2::gentoo  USE="(cc-wrappers) (native-symlinks)" 18 KiB

Total: 1 package (1 reinstall), Size of downloads: 18 KiB