QtQml: Micro-optimize iterator loops.

Avoid repeated instantiation of end() in loops, use variable instead.

Change-Id: I3bb1c6918cfd16a5dcefbcc03c442e99fe9bf76b
Reviewed-by: Erik Verbruggen <erik.verbruggen@theqtcompany.com>

1 files changed, 5 insertions, 3 deletions

diff --git a/src/qml/types/qqmldelegatemodel.cpp b/src/qml/types/qqmldelegatemodel.cpp
index b38190336e..201fd4572c 100644
--- a/src/qml/types/qqmldelegatemodel.cpp
+++ b/src/qml/types/qqmldelegatemodel.cpp
@@ -2275,21 +2275,23 @@ void QQmlDelegateModelGroupPrivate::emitModelUpdated(bool reset)
     changeSet.clear();
 }
 
+typedef QQmlDelegateModelGroupEmitterList::iterator GroupEmitterListIt;
+
 void QQmlDelegateModelGroupPrivate::createdPackage(int index, QQuickPackage *package)
 {
-    for (QQmlDelegateModelGroupEmitterList::iterator it = emitters.begin(); it != emitters.end(); ++it)
+    for (GroupEmitterListIt it = emitters.begin(), end = emitters.end(); it != end; ++it)
         it->createdPackage(index, package);
 }
 
 void QQmlDelegateModelGroupPrivate::initPackage(int index, QQuickPackage *package)
 {
-    for (QQmlDelegateModelGroupEmitterList::iterator it = emitters.begin(); it != emitters.end(); ++it)
+    for (GroupEmitterListIt it = emitters.begin(), end = emitters.end(); it != end; ++it)
         it->initPackage(index, package);
 }
 
 void QQmlDelegateModelGroupPrivate::destroyingPackage(QQuickPackage *package)
 {
-    for (QQmlDelegateModelGroupEmitterList::iterator it = emitters.begin(); it != emitters.end(); ++it)
+    for (GroupEmitterListIt it = emitters.begin(), end = emitters.end(); it != end; ++it)
         it->destroyingPackage(package);
 }