From d349445ceff7c209c3edf679cff3147d7201401d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Stefan=20L=C3=B6ffler?= <unknown>
Date: Wed, 31 Dec 2025 08:55:32 +1100
Subject: Bug [#2495]. Fix crash when using ScintillaDocument object.

---
 doc/ScintillaHistory.html              | 4 ++++
 qt/ScintillaEdit/ScintillaDocument.cpp | 5 +++--
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/doc/ScintillaHistory.html b/doc/ScintillaHistory.html
index 528ff351e..25ca454cf 100644
--- a/doc/ScintillaHistory.html
+++ b/doc/ScintillaHistory.html
@@ -610,6 +610,10 @@
 	On Qt, add const to ScintillaDocument and ScintillaEdit methods.
 	<a href="https://sourceforge.net/p/scintilla/bugs/2494/">Bug #2494</a>.
 	</li>
+	<li>
+	On Qt, prevent crash when using ScintillaDocument object.
+	<a href="https://sourceforge.net/p/scintilla/bugs/2495/">Bug #2495</a>.
+	</li>
     </ul>
     <h3>
        <a href="https://www.scintilla.org/scintilla558.zip">Release 5.5.8</a>
diff --git a/qt/ScintillaEdit/ScintillaDocument.cpp b/qt/ScintillaEdit/ScintillaDocument.cpp
index 18cbf5f4f..f532f2726 100644
--- a/qt/ScintillaEdit/ScintillaDocument.cpp
+++ b/qt/ScintillaEdit/ScintillaDocument.cpp
@@ -101,8 +101,9 @@ ScintillaDocument::ScintillaDocument(QObject *parent, void *pdoc_) :
 	pdoc = new Document(DocumentOption::Default);
     }
     docWatcher = new WatcherHelper(this);
-    (static_cast<Document *>(pdoc))->AddRef();
-    (static_cast<Document *>(pdoc))->AddWatcher(docWatcher, pdoc);
+    Document *doc = static_cast<Document *>(pdoc);
+    doc->AddRef();
+    doc->AddWatcher(docWatcher, doc);
 }
 
 ScintillaDocument::~ScintillaDocument() {
-- 
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