Use the text editor revision to ignore outdated parse results.

src/libs/cplusplus/CppDocument.cpp

@@ -111,7 +111,8 @@ private:
 Document::Document(const QString &fileName)
     : _fileName(QDir::cleanPath(fileName)),
       _globalNamespace(0),
-      _revision(0)
+      _revision(0),
+      _editorRevision(0)
 {
     _control = new Control();
 
@@ -148,6 +149,16 @@ void Document::setRevision(unsigned revision)
     _revision = revision;
 }
 
+unsigned Document::editorRevision() const
+{
+    return _editorRevision;
+}
+
+void Document::setEditorRevision(unsigned editorRevision)
+{
+    _editorRevision = editorRevision;
+}
+
 QDateTime Document::lastModified() const
 {
     return _lastModified;
@@ -489,6 +500,7 @@ Document::Ptr Snapshot::documentFromSource(const QByteArray &preprocessedCode,
 
     if (Document::Ptr thisDocument = document(fileName)) {
         newDoc->_revision = thisDocument->_revision;
+        newDoc->_editorRevision = thisDocument->_editorRevision;
         newDoc->_lastModified = thisDocument->_lastModified;
         newDoc->_includes = thisDocument->_includes;
         newDoc->_definedMacros = thisDocument->_definedMacros;

src/libs/cplusplus/CppDocument.h

@@ -60,6 +60,9 @@ public:
     unsigned revision() const;
     void setRevision(unsigned revision);
 
+    unsigned editorRevision() const;
+    void setEditorRevision(unsigned editorRevision);
+
     QDateTime lastModified() const;
     void setLastModified(const QDateTime &lastModified);
 
@@ -312,6 +315,7 @@ private:
     QByteArray _source;
     QDateTime _lastModified;
     unsigned _revision;
+    unsigned _editorRevision;
 
     friend class Snapshot;
 };