Color problems in Qt 5 applications

[Tobias Kortkamp]

On Wed, Nov 8, 2017, at 15:01, Tobias Kortkamp wrote:
> Hi,
> 
> on my notebook every Qt 5 applications appears to have red and blue
> colors swapped.  This doesn't bother me much in applications like
> KeePassXC, but it's really annoying in VirtualBox.  Somebody posted
> a screenshot of the problem at [1].
> 
> I'm using i915kms that comes with FreeBSD 12.0-CURRENT r325436, not
> drm-next-kmod in case that matters.  Some maybe relevant package
> versions: qt-gui 5.7.1_1, mesa-libs 17.2.3
> 
> The problem does not exist on my desktop where I'm using nvidia-driver.
> 
> Thanks!
> 
> [1] https://www.bsdforen.de/threads/33888/

So the problem goes away when I delete
/usr/local/lib/qt5/plugins/xcbglintegrations/*, but I'm sure I'm
breaking
other things by doing this...