Floating point error when Xorg Virtual display too small to accommodate monitors

Submitted by inn..@..il.com

Assigned to Jérôme Guelfucci

Link to original bug (#15068)

Description

xfce4-display-settings crashes with floating point error when monitor configuration exceeds Xorg Virtual display size.

https://forum.xfce.org/viewtopic.php?pid=51197

Version: 4.12.1