I develop and maintain a very large opengl application, written using qt library. I'm switching from qt 4 to qt 5. I downloaded the qt 5.0.0 Windows (8) Visual Studio 2010 precompiled package. Unfortunately I discovered that I get millions of OpenGL errors caused by the OpenGL ES 2 support provided by the precompiled package. So, I downloaded the source code and I recompiled qt using the -opengl desktop flag on the configure step (for further details on the problem please refer I develop and maintain a very large opengl appl