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-rw-r--r--lib/assoc_array.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/assoc_array.c b/lib/assoc_array.c
index ae146f0..2404d03 100644
--- a/lib/assoc_array.c
+++ b/lib/assoc_array.c
@@ -1723,11 +1723,13 @@ ascend_old_tree:
shortcut = assoc_array_ptr_to_shortcut(ptr);
slot = shortcut->parent_slot;
cursor = shortcut->back_pointer;
+ if (!cursor)
+ goto gc_complete;
} else {
slot = node->parent_slot;
cursor = ptr;
}
- BUG_ON(!ptr);
+ BUG_ON(!cursor);
node = assoc_array_ptr_to_node(cursor);
slot++;
goto continue_node;
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