Merge pull request #66447 from akien-mga/gcc-ubsan-silence-Wmaybe-uninitialized

Silence GCC `-Wmaybe-uninitialized` caused by UBSAN

core/object/method_bind.h

@@ -241,9 +241,17 @@ class MethodBindVarArgTR : public MethodBindVarArgBase<MethodBindVarArgTR<T, R>,
 	friend class MethodBindVarArgBase<MethodBindVarArgTR<T, R>, T, R, true>;
 
 public:
+#if defined(SANITIZERS_ENABLED) && defined(__GNUC__) && !defined(__clang__)
+	// Workaround GH-66343 raised only with UBSAN, seems to be a false positive.
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wmaybe-uninitialized"
+#endif
 	virtual Variant call(Object *p_object, const Variant **p_args, int p_arg_count, Callable::CallError &r_error) override {
 		return (static_cast<T *>(p_object)->*MethodBindVarArgBase<MethodBindVarArgTR<T, R>, T, R, true>::method)(p_args, p_arg_count, r_error);
 	}
+#if defined(SANITIZERS_ENABLED) && defined(__GNUC__) && !defined(__clang__)
+#pragma GCC diagnostic pop
+#endif
 
 	MethodBindVarArgTR(
 			R (T::*p_method)(const Variant **, int, Callable::CallError &),