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-rw-r--r--pyGHDL/dom/_Utils.py2
1 files changed, 2 insertions, 0 deletions
diff --git a/pyGHDL/dom/_Utils.py b/pyGHDL/dom/_Utils.py
index 2142490e3..e75c5f36a 100644
--- a/pyGHDL/dom/_Utils.py
+++ b/pyGHDL/dom/_Utils.py
@@ -53,6 +53,8 @@ __MODE_TRANSLATION = {
@export
def GetIirKindOfNode(node: Iir) -> nodes.Iir_Kind:
+ # This function is the most likely to be called on a Null_Iir node
+ assert node != 0
kind: int = nodes.Get_Kind(node)
return nodes.Iir_Kind(kind)