Set warnings as errors for the generator, the samples, and the tests.

samples/utils/math.cpp

@@ -13,6 +13,15 @@
 // limitations under the License.
 //
 
+// ignore warning 4127: conditional expression is constant
+#if defined( _MSC_VER )
+#  pragma warning( disable : 4127 )
+#elif defined( __GNUC__ )
+// don't know how to switch off that warning here
+#else
+// unknow compiler... just ignore the warnings for yourselves ;)
+#endif
+
 #include "math.hpp"
 
 namespace vk