1 files changed, 3 insertions, 3 deletions
diff --git a/src/corelib/serialization/qxmlstream_p.h b/src/corelib/serialization/qxmlstream_p.h
index ce9d70789a1..b1fee62e04d 100644
--- a/src/corelib/serialization/qxmlstream_p.h
+++ b/src/corelib/serialization/qxmlstream_p.h
@@ -195,13 +195,13 @@ public:
     qsizetype initialTagStackStringStorageSize;
     bool tagsDone;
 
-    XmlStringRef addToStringStorage(QStringView s)
+    XmlStringRef addToStringStorage(QAnyStringView s)
     {
         qsizetype pos = tagStackStringStorageSize;
-        qsizetype sz = s.size();
         if (pos != tagStackStringStorage.size())
             tagStackStringStorage.resize(pos);
-        tagStackStringStorage.append(s.data(), sz);
+        s.visit([&](auto s) { tagStackStringStorage.append(s); });
+        qsizetype sz = (tagStackStringStorage.size() - pos);
         tagStackStringStorageSize += sz;
         return XmlStringRef(&tagStackStringStorage, pos, sz);
     }