From d484cb63d66f730d6d09b6c55b7b9b2836601c39 Mon Sep 17 00:00:00 2001
From: Cary R <cygcary@yahoo.com>
Date: Sat, 28 Dec 2024 17:15:07 -0800
Subject: [PATCH] Avoid seg fault when the range for a module/gate is empty

---
 pform_dump.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pform_dump.cc b/pform_dump.cc
index 9d714c3b6..13883775b 100644
--- a/pform_dump.cc
+++ b/pform_dump.cc
@@ -718,6 +718,7 @@ void PGate::dump_delays(ostream&out) const
 
 void PGate::dump_ranges(ostream&out) const
 {
+      if (ranges_ == 0) return;
       for (list<pform_range_t>::iterator cur = ranges_->begin()
 		 ; cur != ranges_->end() ; ++cur) {
 	    out << "[";
@@ -1681,7 +1682,7 @@ void Module::dump_specparams_(ostream&out, unsigned indent) const
 
 void Module::dump_timingchecks_(ostream&out, unsigned indent) const
 {
-      cout << "dump_timingchecks_" << endl;
+      out << "    PFORM DUMP TIMINGCHECKS" << endl;
 
       for (const auto cur : timing_checks) {
 		cur->dump(out, indent);