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

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

[ebuild  N     ] x11-wm/matwm2-0.1.2_pre3-r3::gentoo  USE="-debug -xft -xinerama" 841 KiB

Total: 1 package (1 new), Size of downloads: 841 KiB