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Fixed a potential crash on application exit

This commit is contained in:
Matthias Koefferlein 2021-11-13 00:48:27 +01:00
parent 7c8e507bb9
commit 719eb0bce8
1 changed files with 11 additions and 7 deletions
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18
src/db/db/dbLibraryProxy.cc
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@ -42,14 +42,18 @@ LibraryProxy::LibraryProxy (db::cell_index_type ci, db::Layout &layout, lib_id_t
LibraryProxy::~LibraryProxy ()
{
if (layout ()) {
layout ()->unregister_lib_proxy (this);
}
if (db::LibraryManager::initialized ()) {
db::Library *lib = db::LibraryManager::instance ().lib (m_lib_id);
if (lib) {
lib->unregister_proxy (this, layout ());
try {
if (layout ()) {
layout ()->unregister_lib_proxy (this);
}
if (db::LibraryManager::initialized ()) {
db::Library *lib = db::LibraryManager::instance ().lib (m_lib_id);
if (lib) {
lib->unregister_proxy (this, layout ());
}
}
} catch (...) {
// ignore exceptions (may happen due to broken PCell instantiations)
}
}