Merge pull request #77341 from RedworkDE/doctool-material-error-fix

Fix error in `BaseMaterial3D` when running doctool

1 files changed, 10 insertions, 1 deletions

diff --git a/core/templates/self_list.h b/core/templates/self_list.h
index c3d7391d6c..ff6fa953ae 100644
--- a/core/templates/self_list.h
+++ b/core/templates/self_list.h
@@ -99,11 +99,20 @@ public:
 			p_elem->_root = nullptr;
 		}
 
+		void clear() {
+			while (_first) {
+				remove(_first);
+			}
+		}
+
 		_FORCE_INLINE_ SelfList<T> *first() { return _first; }
 		_FORCE_INLINE_ const SelfList<T> *first() const { return _first; }
 
 		_FORCE_INLINE_ List() {}
-		_FORCE_INLINE_ ~List() { ERR_FAIL_COND(_first != nullptr); }
+		_FORCE_INLINE_ ~List() {
+			// A self list must be empty on destruction.
+			DEV_ASSERT(_first == nullptr);
+		}
 	};
 
 private: