Kile does not depend on tetex, but emerge kile does. You can use other LaTeX Distributions like TeX Live (http://www.tug.org/texlive/) instead of teTeX (http://www.tug.org/tetex/). # emerge -p kile These are the packages that would be merged, in order: Calculating dependencies... done! [ebuild N ] app-text/tetex-3.0_p1-r3 USE="X -Xaw3d -doc -lesstif -motif -neXt -tk" [ebuild N ] app-editors/kile-1.9.3 USE="arts kde -debug -xinerama" LINGUAS="de -br -ca -cs -cy -da -el -en_GB -es -et -eu -fi -fr -ga -gl -hi -hu -is -it -ja -lt -mt -nb -nl -nn -pa -pl -pt -pt_BR -ro -ru -rw -sk -sr -sr@Latn -sv -ta -tr -zh_CN" Reproducible: Always
virtual/tetex != app-text/tetex; if you emerge texlive, it won't want app-text/tetex any more.