QtQuick: Micro-optimize iterator loops.

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

Change-Id: I6ab1fe2b82406d5ee91710a0333587ffb82c04d4
Reviewed-by: Erik Verbruggen <[email protected]>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/quick/scenegraph/util/qsgdepthstencilbuffer.cpp b/src/quick/scenegraph/util/qsgdepthstencilbuffer.cpp
index 22d52878ae..5d2260923b 100644
--- a/src/quick/scenegraph/util/qsgdepthstencilbuffer.cpp
+++ b/src/quick/scenegraph/util/qsgdepthstencilbuffer.cpp
@@ -151,7 +151,7 @@ void QSGDefaultDepthStencilBuffer::free()
 
 QSGDepthStencilBufferManager::~QSGDepthStencilBufferManager()
 {
-    for (Hash::const_iterator it = m_buffers.constBegin(); it != m_buffers.constEnd(); ++it) {
+    for (Hash::const_iterator it = m_buffers.constBegin(), cend = m_buffers.constEnd(); it != cend; ++it) {
         QSGDepthStencilBuffer *buffer = it.value().data();
         buffer->free();
         buffer->m_manager = 0;