Suppress warning 325 "Nested class not currently supported (Foo

ignored)" when Foo has already been explicitly ignored with
"%ignore".

Examples/test-suite/errors/cpp_macro_locator.i

@@ -100,4 +100,9 @@ void overloadinline2(const int *) {}
 void overload5(int *) {}
 void overload5(const int *) {}
 
-
+%ignore Outer2::QuietInner;
+struct Outer2 {
+  struct QuietInner {
+    VARIABLEMACRO(MyInnerVar)
+  };
+};