Installing virtualbox-4.3.26 on my ~amd64 system fails with the error messages: /usr/include/qt4/QtGui/qpainterpath.h: In member function ‘void QPainterPath::addRoundRect(qreal, qreal, qreal, qreal, int, int)’: /usr/include/qt4/QtGui/qpainterpath.h:360:35: error: no matching function for call to ‘QRectF::QRectF(qreal&, bool, qreal&)’ addRoundRect(QRectF(x, y, w, h), xRnd, yRnd); ^
Created attachment 401678 [details] app-emulation:virtualbox-4.3.26:20150420-142757.log.gz
Created attachment 401680 [details] The output of "emerge --info"
Please reopen if this is still a problem on current versions