localhost vinicius # emerge -av qt-gui touchegg
WARNING: One or more repositories have been ignored due to duplicate
  profiles/repo_name entries:

  /, multilib, /var/lib/layman/multilib-portage overrides
    /var/lib/layman/multilib

  All profiles/repo_name entries must be unique in order to avoid having
  duplicates ignored. Set PORTAGE_REPO_DUPLICATE_WARN="0" in
  /etc/make.conf if you would like to disable this warning.



 * IMPORTANT: 9 news items need reading for repository 'gentoo'.
 * Use eselect news to read news items.


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

Calculating dependencies... done!

emerge: there are no ebuilds to satisfy "x11-libs/qt-core:4".
(dependency required by "x11-misc/touchegg-1.1.1::plab" [ebuild])
(dependency required by "touchegg" [argument])