From f583d5e3dba6c4de992b02200584aaf4ca780f2a Mon Sep 17 00:00:00 2001
From: Matthias Koefferlein <matthias@klayout.de>
Date: Thu, 3 Aug 2023 19:22:11 +0200
Subject: [PATCH] Fixed a potential segfault of application exit

---
 src/laybasic/laybasic/layPlugin.cc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/laybasic/laybasic/layPlugin.cc b/src/laybasic/laybasic/layPlugin.cc
index ca24ed090..44b4d072d 100644
--- a/src/laybasic/laybasic/layPlugin.cc
+++ b/src/laybasic/laybasic/layPlugin.cc
@@ -327,6 +327,10 @@ Plugin::~Plugin ()
   if (mp_parent) {
     mp_parent->unregister_plugin (this);
   }
+  //  remove us from the children's parent
+  for (auto c = m_children.begin (); c != m_children.end (); ++c) {
+    c->mp_parent = 0;
+  }
 }
 
 void