Mark overridden virtual functions as such

[libs/core.git] / source / io / mode.h

diff --git a/source/io/mode.h b/source/io/mode.h
index 0f7bb4fc37650cabe29389021d9c06be0b64bebe..565eb0fb90043fdd1b9873ebe41942436aa00fbc 100644 (file)
--- a/source/io/mode.h
+++ b/source/io/mode.h
@@ -34,7 +34,7 @@ class invalid_access: public std::logic_error
 {
 public:
        invalid_access(Mode);
-       ~invalid_access() throw() { }
+       ~invalid_access() throw() override = default;
 };
 
 } // namespace IO