Use -Wall when --enable-debug and some warning fixes

+ thanks Jonas Koelker

1 files changed, 1 insertions, 0 deletions

diff --git a/src/LayerMenu.hh b/src/LayerMenu.hh
index e22ba30..724e7bc 100644
--- a/src/LayerMenu.hh
+++ b/src/LayerMenu.hh
@@ -34,6 +34,7 @@ class LayerObject {
 public:
     virtual void moveToLayer(int layer_number) = 0;
     virtual int layerNumber() const = 0;
+    virtual ~LayerObject() { }
 };