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-rw-r--r--src/gui/text/qzip.cpp4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/gui/text/qzip.cpp b/src/gui/text/qzip.cpp
index edd3447357..a33716ebe8 100644
--- a/src/gui/text/qzip.cpp
+++ b/src/gui/text/qzip.cpp
@@ -916,7 +916,9 @@ QList<QZipReader::FileInfo> QZipReader::fileInfoList() const
{
d->scanFiles();
QList<QZipReader::FileInfo> files;
- for (int i = 0; i < d->fileHeaders.size(); ++i) {
+ const int numFileHeaders = d->fileHeaders.size();
+ files.reserve(numFileHeaders);
+ for (int i = 0; i < numFileHeaders; ++i) {
QZipReader::FileInfo fi;
d->fillFileInfo(i, fi);
files.append(fi);