From 5b9479964baa2a8f4b1278a5894ec1dd181e611c Mon Sep 17 00:00:00 2001
From: Marc Mutz <marc.mutz@kdab.com>
Date: Tue, 31 Aug 2010 15:05:28 +0200
Subject: QList::toVector()/QVector::toStdVector()/QVector::fromStdVector():
 use reserve()

Reviewed-by: Olivier Goffart
Merge-request: 799
---
 src/corelib/tools/qvector.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/corelib/tools/qvector.h b/src/corelib/tools/qvector.h
index b762b8a..2b8d054 100644
--- a/src/corelib/tools/qvector.h
+++ b/src/corelib/tools/qvector.h
@@ -293,9 +293,9 @@ public:
 
 #ifndef QT_NO_STL
     static inline QVector<T> fromStdVector(const std::vector<T> &vector)
-    { QVector<T> tmp; qCopy(vector.begin(), vector.end(), std::back_inserter(tmp)); return tmp; }
+    { QVector<T> tmp; tmp.reserve(vector.size()); qCopy(vector.begin(), vector.end(), std::back_inserter(tmp)); return tmp; }
     inline std::vector<T> toStdVector() const
-    { std::vector<T> tmp; qCopy(constBegin(), constEnd(), std::back_inserter(tmp)); return tmp; }
+    { std::vector<T> tmp; tmp.reserve(size()); qCopy(constBegin(), constEnd(), std::back_inserter(tmp)); return tmp; }
 #endif
 
 private:
-- 
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