Geometry Nodes: warn when output attribute has not been saved

1 files changed, 5 insertions, 0 deletions

diff --git a/source/blender/blenkernel/BKE_attribute_access.hh b/source/blender/blenkernel/BKE_attribute_access.hh
index f6a6de04b70..5feae1bf4ca 100644
--- a/source/blender/blenkernel/BKE_attribute_access.hh
+++ b/source/blender/blenkernel/BKE_attribute_access.hh
@@ -94,6 +94,7 @@ class OutputAttribute {
   SaveFn save_;
   std::optional<fn::GVMutableArray_GSpan> optional_span_varray_;
   bool ignore_old_values_ = false;
+  bool save_has_been_called_ = false;
 
  public:
   OutputAttribute() = default;
@@ -109,6 +110,10 @@ class OutputAttribute {
   {
   }
 
+  OutputAttribute(OutputAttribute &&other) = default;
+
+  ~OutputAttribute();
+
   operator bool() const
   {
     return varray_.get() != nullptr;