basis test. ignore warning from gtest

tests/basis.cpp

@@ -4,8 +4,13 @@
 
 #include <NeuralNetwork/Network.h>
 
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Weffc++"
+
 #include <gtest/gtest.h>
 
+#pragma GCC diagnostic pop
+
 NEURAL_NETWORK_INIT();
 
 TEST(Linear,FourElements) {