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-rw-r--r--src/corelib/tools/qtimezoneprivate.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/corelib/tools/qtimezoneprivate.cpp b/src/corelib/tools/qtimezoneprivate.cpp
index 8e6a0a0578..5bc3610af0 100644
--- a/src/corelib/tools/qtimezoneprivate.cpp
+++ b/src/corelib/tools/qtimezoneprivate.cpp
@@ -700,6 +700,7 @@ QByteArray QUtcTimeZonePrivate::systemTimeZoneId() const
QList<QByteArray> QUtcTimeZonePrivate::availableTimeZoneIds() const
{
QList<QByteArray> result;
+ result.reserve(utcDataTableSize);
for (int i = 0; i < utcDataTableSize; ++i)
result << utcId(utcData(i));
std::sort(result.begin(), result.end()); // ### or already sorted??