Revert "Remove the unnecessary double memcpy now too."

This reverts commit 10a0ed3f2e6a71eced5f470f1c3e09d7be58bbc9.

1 files changed, 3 insertions, 0 deletions

diff --git a/src/corelib/tools/qlist.h b/src/corelib/tools/qlist.h
index 5fa0f6cfa..ab6f7bd0f 100644
--- a/src/corelib/tools/qlist.h
+++ b/src/corelib/tools/qlist.h
@@ -381,6 +381,9 @@ Q_INLINE_TEMPLATE void QList<T>::node_copy(Node *from, Node *to, Node *src)
                 (reinterpret_cast<T*>(current--))->~T();
             QT_RETHROW;
         }
+    } else {
+        if (src != from && to - from > 0)
+            memcpy(from, src, (to - from) * sizeof(Node *));
     }
 }