Delay the parsing of the document.

src/plugins/cpptools/cppsemanticsearch.cpp

@@ -288,6 +288,7 @@ static void semanticSearch_helper(QFutureInterface<Core::Utils::FileSearchResult
         }
 
         Document::Ptr newDoc = snapshot.documentFromSource(source, fileName);
+        newDoc->parse();
 
         if (SemanticSearch *search = factory->create(future, newDoc, snapshot)) {
             search->setSource(source);

src/plugins/cpptools/cpptoolseditorsupport.cpp

@@ -412,6 +412,8 @@ void CppEditorSupport::checkDocumentNow()
     const QByteArray preprocessedCode = snapshot.preprocessedCode(plainText, fileName);
 
     if (Document::Ptr doc = snapshot.documentFromSource(preprocessedCode, fileName)) {
+        doc->parse();
+
         CheckDocument checkDocument(doc, snapshot);
         QList<QuickFixOperationPtr> quickFixes = checkDocument(ed->textCursor());
         if (! quickFixes.isEmpty()) {