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

Calculating dependencies ... done!
Dependency resolution took 1.56 s (backtrack: 0/20).

[ebuild     U  ] x11-libs/pango-1.57.1::gentoo [1.57.0::gentoo] USE="X -debug -examples -gtk-doc -introspection -libthai% -sysprof -test" 2528 KiB

Total: 1 package (1 upgrade), Size of downloads: 2528 KiB