diff options
| -rw-r--r-- | qmake/library/qmakebuiltins.cpp | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/qmake/library/qmakebuiltins.cpp b/qmake/library/qmakebuiltins.cpp index 7cac6cad71..e5f34f431f 100644 --- a/qmake/library/qmakebuiltins.cpp +++ b/qmake/library/qmakebuiltins.cpp @@ -295,7 +295,9 @@ static void insertJsonKeyValue(const QString &key, const QStringList &values, Pr static void addJsonArray(const QJsonArray &array, const QString &keyPrefix, ProValueMap *map) { QStringList keys; - for (int i = 0; i < array.count(); ++i) { + const int size = array.count(); + keys.reserve(size); + for (int i = 0; i < size; ++i) { keys.append(QString::number(i)); addJsonValue(array.at(i), keyPrefix + QString::number(i), map); } @@ -304,10 +306,14 @@ static void addJsonArray(const QJsonArray &array, const QString &keyPrefix, ProV static void addJsonObject(const QJsonObject &object, const QString &keyPrefix, ProValueMap *map) { - for (auto it = object.begin(), end = object.end(); it != end; ++it) - addJsonValue(it.value(), keyPrefix + it.key(), map); - - insertJsonKeyValue(keyPrefix + QLatin1String("_KEYS_"), object.keys(), map); + QStringList keys; + keys.reserve(object.size()); + for (auto it = object.begin(), end = object.end(); it != end; ++it) { + const QString key = it.key(); + keys.append(key); + addJsonValue(it.value(), keyPrefix + key, map); + } + insertJsonKeyValue(keyPrefix + QLatin1String("_KEYS_"), keys, map); } static void addJsonValue(const QJsonValue &value, const QString &keyPrefix, ProValueMap *map) |