From 55130a335e17bf4d8ae67062eafc34fb15117bb3 Mon Sep 17 00:00:00 2001
From: Erik Verbruggen <erik.verbruggen@digia.com>
Date: Thu, 11 Sep 2014 10:51:41 +0200
Subject: [PATCH] C++: prevent possible nullptr deref.

Change-Id: Ibc138bcfdef4b6a5dd154e819d568398ecace982
Reviewed-by: Nikolai Kosjar <nikolai.kosjar@digia.com>
---
 src/plugins/cpptools/semantichighlighter.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/plugins/cpptools/semantichighlighter.cpp b/src/plugins/cpptools/semantichighlighter.cpp
index 33a77261a6f..c39630d966a 100644
--- a/src/plugins/cpptools/semantichighlighter.cpp
+++ b/src/plugins/cpptools/semantichighlighter.cpp
@@ -148,6 +148,8 @@ unsigned SemanticHighlighter::documentRevision() const
 
 void SemanticHighlighter::updateFormatMapFromFontSettings()
 {
+    QTC_ASSERT(m_baseTextDocument, return);
+
     const TextEditor::FontSettings &fs = m_baseTextDocument->fontSettings();
 
     m_formatMap[TypeUse] = fs.toTextCharFormat(TextEditor::C_TYPE);