From c3e9a6f108f232ff946f1e64c348faf0c2b9b618 Mon Sep 17 00:00:00 2001
From: James Cherry <cherry@parallaxsw.com>
Date: Sun, 22 Dec 2024 11:23:52 -0700
Subject: [PATCH] Sta::writeTimingModel ensureGraph

Signed-off-by: James Cherry <cherry@parallaxsw.com>
---
 search/MakeTimingModel.cc | 1 -
 search/Sta.cc             | 1 +
 2 files changed, 1 insertion(+), 1 deletion(-)

diff --git a/search/MakeTimingModel.cc b/search/MakeTimingModel.cc
index 0b75e964..9a20abea 100644
--- a/search/MakeTimingModel.cc
+++ b/search/MakeTimingModel.cc
@@ -94,7 +94,6 @@ MakeTimingModel::makeTimingModel()
   makePorts();
 
   sta_->searchPreamble();
-  graph_ = sta_->graph();
 
   findTimingFromInputs();
   findClkedOutputPaths();
diff --git a/search/Sta.cc b/search/Sta.cc
index 08e82c7c..c0c40fa6 100644
--- a/search/Sta.cc
+++ b/search/Sta.cc
@@ -5626,6 +5626,7 @@ Sta::writeTimingModel(const char *lib_name,
                       const Corner *corner)
 {
   ensureLinked();
+  ensureGraph();
   LibertyLibrary *library = makeTimingModel(lib_name, cell_name, filename,
                                             corner, this);
   writeLiberty(library, filename, this);