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/gui/image/qimagereader.cpp | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'src/gui/image/qimagereader.cpp')

diff --git a/src/gui/image/qimagereader.cpp b/src/gui/image/qimagereader.cpp
index 0ef587f333..4322a41abd 100644
--- a/src/gui/image/qimagereader.cpp
+++ b/src/gui/image/qimagereader.cpp
@@ -1623,6 +1623,7 @@ void supportedImageHandlerMimeTypes(QFactoryLoader *loader,
 QList<QByteArray> QImageReader::supportedImageFormats()
 {
     QList<QByteArray> formats;
+    formats.reserve(_qt_NumFormats);
     for (int i = 0; i < _qt_NumFormats; ++i)
         formats << _qt_BuiltInFormats[i].extension;
 
@@ -1647,6 +1648,7 @@ QList<QByteArray> QImageReader::supportedImageFormats()
 QList<QByteArray> QImageReader::supportedMimeTypes()
 {
     QList<QByteArray> mimeTypes;
+    mimeTypes.reserve(_qt_NumFormats);
     for (int i = 0; i < _qt_NumFormats; ++i)
         mimeTypes << _qt_BuiltInFormats[i].mimeType;
 
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