From 01859cc12126b7205f5b54d383a9aa88db756f21 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=A9rgio=20Martins?= <sergio.martins@kdab.com>
Date: Sat, 16 Jan 2016 00:24:54 +0000
Subject: Reduce allocations by using reserve()

Change-Id: If34fa53402985f6b3c5e7217bce4a1177af835b6
Reviewed-by: Marc Mutz <marc.mutz@kdab.com>
---
 src/widgets/widgets/qdockarealayout.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'src/widgets/widgets/qdockarealayout.cpp')

diff --git a/src/widgets/widgets/qdockarealayout.cpp b/src/widgets/widgets/qdockarealayout.cpp
index df26db57ae..2823bd6f2f 100644
--- a/src/widgets/widgets/qdockarealayout.cpp
+++ b/src/widgets/widgets/qdockarealayout.cpp
@@ -3350,8 +3350,9 @@ QSet<QTabBar*> QDockAreaLayout::usedTabBars() const
 QSet<QWidget*> QDockAreaLayout::usedSeparatorWidgets() const
 {
     QSet<QWidget*> result;
-
-    for (int i = 0; i < separatorWidgets.count(); ++i)
+    const int numSeparators = separatorWidgets.count();
+    result.reserve(numSeparators);
+    for (int i = 0; i < numSeparators; ++i)
         result << separatorWidgets.at(i);
     for (int i = 0; i < QInternal::DockCount; ++i) {
         const QDockAreaLayoutInfo &dock = docks[i];
-- 
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