Try to fix macro definition order problem with OpenGL code

irr/src/COpenGLCommon.h

@@ -19,6 +19,9 @@
 // To check if this header is in the current compile unit (different GL driver implementations use different "GLCommon" headers in Irrlicht)
 #define IRR_COMPILE_GL_COMMON
 
+// macro used with COpenGLDriver
+#define TEST_GL_ERROR(cls) (cls)->testGLError(__LINE__)
+
 namespace irr
 {
 namespace video