Zero initialize all pointer class and struct members

This prevents the pitfall of UB when checking if they have been
assigned something valid by comparing to nullptr.

1 files changed, 3 insertions, 3 deletions

diff --git a/editor/editor_zoom_widget.h b/editor/editor_zoom_widget.h
index bf8358ff1a..4690a57a2b 100644
--- a/editor/editor_zoom_widget.h
+++ b/editor/editor_zoom_widget.h
@@ -37,9 +37,9 @@
 class EditorZoomWidget : public HBoxContainer {
 	GDCLASS(EditorZoomWidget, HBoxContainer);
 
-	Button *zoom_minus;
-	Button *zoom_reset;
-	Button *zoom_plus;
+	Button *zoom_minus = nullptr;
+	Button *zoom_reset = nullptr;
+	Button *zoom_plus = nullptr;
 
 	float zoom = 1.0;
 	void _update_zoom_label();