From 68deda8054ea9d2aa10255a5dce47e795e1760fa Mon Sep 17 00:00:00 2001
From: Matt Liberty <mliberty@precisioninno.com>
Date: Wed, 6 Mar 2024 20:41:11 -0800
Subject: [PATCH] aoivd crash on cell without Liberty

Signed-off-by: Matt Liberty <mliberty@precisioninno.com>
---
 search/MakeTimingModel.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/search/MakeTimingModel.cc b/search/MakeTimingModel.cc
index c35dfa23..bacdaeea 100644
--- a/search/MakeTimingModel.cc
+++ b/search/MakeTimingModel.cc
@@ -168,7 +168,8 @@ MakeTimingModel::findArea()
   while (leaf_iter->hasNext()) {
     const Instance *inst = leaf_iter->next();
     const LibertyCell *cell = network_->libertyCell(inst);
-    area += cell->area();
+    if (cell)
+      area += cell->area();
   }
   delete leaf_iter;
   return area;