diff options
| author | Marc Mutz <[email protected]> | 2025-06-26 11:55:14 +0200 |
|---|---|---|
| committer | Marc Mutz <[email protected]> | 2025-06-27 17:21:46 +0200 |
| commit | afae4957d675c733cd06185194f72624096b29bd (patch) | |
| tree | 0c486c843fa87fea66bcf8bf32e70147104b0aca | |
| parent | f987e2bcb2be5959b1f80999bfe910d80c80a740 (diff) | |
Either of them may see additional append()s after the first loop, but
we can at least skip the first few reallocations by reserving
d->library.size().
Pick-to: 6.10 6.9
Change-Id: I1c2ccdc47444657957dd593a76d75fe210536b5b
Reviewed-by: Thiago Macieira <[email protected]>
| -rw-r--r-- | src/corelib/plugin/qfactoryloader.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/corelib/plugin/qfactoryloader.cpp b/src/corelib/plugin/qfactoryloader.cpp index 54349359113..835f2d97f3e 100644 --- a/src/corelib/plugin/qfactoryloader.cpp +++ b/src/corelib/plugin/qfactoryloader.cpp @@ -490,6 +490,7 @@ QFactoryLoader::MetaDataList QFactoryLoader::metaData() const QList<QPluginParsedMetaData> metaData; #if QT_CONFIG(library) QMutexLocker locker(&d->mutex); + metaData.reserve(qsizetype(d->libraries.size())); for (const auto &library : d->libraries) metaData.append(library->metaData); locker.unlock(); @@ -515,6 +516,7 @@ QList<QCborArray> QFactoryLoader::metaDataKeys() const QList<QCborArray> metaData; #if QT_CONFIG(library) QMutexLocker locker(&d->mutex); + metaData.reserve(qsizetype(d->libraries.size())); for (const auto &library : d->libraries) { const QCborValue md = library->metaData.value(QtPluginMetaDataKeys::MetaData); metaData.append(md["Keys"_L1].toArray()); |