diff --git a/src/corelib/tools/qvarlengtharray.h b/src/corelib/tools/qvarlengtharray.h
index 597e7464cbb..7b6b765fa29 100644
--- a/src/corelib/tools/qvarlengtharray.h
+++ b/src/corelib/tools/qvarlengtharray.h
@@ -505,8 +505,8 @@ Q_OUTOFLINE_TEMPLATE typename QVarLengthArray<T, Prealloc>::iterator QVarLengthA
 
     int offset = int(before - ptr);
     if (n != 0) {
+        const T copy(t); // `t` could alias an element in [begin(), end()[
         resize(s + n);
-        const T copy(t);
         if (!QTypeInfoQuery<T>::isRelocatable) {
             T *b = ptr + offset;
             T *j = ptr + s;