From 5925233e4d5ff3a4d5e86c1de103a2fb64da75ec Mon Sep 17 00:00:00 2001
From: Hans Goudey <hans@blender.org>
Date: Thu, 7 Aug 2025 12:38:27 -0400
Subject: [PATCH] Fix #143847: Assert in attribute operator poll after refactor

Mistake in fa03c53d4a8ba16150232316a6ff8843ce02bb34.
We need to test for negative indices here too.
---
 source/blender/blenkernel/intern/attribute.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/source/blender/blenkernel/intern/attribute.cc b/source/blender/blenkernel/intern/attribute.cc
index 506bd89d73d..52f4a3c2e7d 100644
--- a/source/blender/blenkernel/intern/attribute.cc
+++ b/source/blender/blenkernel/intern/attribute.cc
@@ -812,7 +812,7 @@ std::optional<blender::StringRefNull> BKE_attributes_active_name_get(AttributeOw
   }
   if (owner.type() != AttributeOwnerType::Mesh) {
     bke::AttributeStorage &storage = *owner.get_storage();
-    if (active_index >= storage.count()) {
+    if (!IndexRange(storage.count()).contains(active_index)) {
       return std::nullopt;
     }
     return storage.at_index(active_index).name();