Merge pull request #8364 from patrickelectric/gcc_version

QGCMavlink: Add GCC version check to use address-of-packed-member

src/comm/QGCMAVLink.h

@@ -22,9 +22,16 @@
 
 // Ignore warnings from mavlink headers for both GCC/Clang and MSVC
 #ifdef __GNUC__
+
+#if __GNUC__ > 8
 #pragma GCC diagnostic push
 #pragma GCC diagnostic ignored "-Waddress-of-packed-member"
 #else
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wall"
+#endif
+
+#else
 #pragma warning(push, 0)
 #endif