Hello there,
plasma-desktop-5.10.5/kcms/kfontinst/kcmfontinst/FontList.cpp:1415]: (style) Same expression on both sides of '||'.
Source code is
if(!Misc::app(KFI_VIEWER).isEmpty() || !Misc::app(KFI_VIEWER).isEmpty())
Suggest code rework.
Regards
David Binderman