QAspectManager: avoid a temporary list

Change-Id: Ic3f9115a9d55038b3d8901b894d662164e8a79bc
Reviewed-by: Mike Krus <mike.krus@kdab.com>

1 files changed, 5 insertions, 8 deletions

diff --git a/src/core/aspects/qaspectmanager.cpp b/src/core/aspects/qaspectmanager.cpp
index 91da7f9b5..199d293ed 100644
--- a/src/core/aspects/qaspectmanager.cpp
+++ b/src/core/aspects/qaspectmanager.cpp
@@ -273,17 +273,14 @@ void QAspectManager::addNodes(const QList<QNode *> &nodes)
     // as this call) The idea is we want to avoid modifying the backend tree if
     // the Renderer hasn't allowed processFrame to continue yet
 
-    QList<NodeTreeChange> treeChanges;
-    treeChanges.reserve(nodes.size());
+    m_nodeTreeChanges.reserve(m_nodeTreeChanges.size() + nodes.size());
 
     for (QNode *node : nodes) {
-        treeChanges.push_back({ node->id(),
-                                QNodePrivate::get(node)->m_typeInfo,
-                                NodeTreeChange::Added,
-                                node });
+        m_nodeTreeChanges.push_back({ node->id(),
+                                      QNodePrivate::get(node)->m_typeInfo,
+                                      NodeTreeChange::Added,
+                                      node });
     }
-
-    m_nodeTreeChanges += treeChanges;
 }
 
 // Main Thread -> immediately following node destruction (call from QNode dtor)