From b11421394b4745253a046461234906feb9c811dc Mon Sep 17 00:00:00 2001 From: Anton Kudryavtsev Date: Wed, 20 Jul 2016 14:23:59 +0300 Subject: Qml: optimize string usage Use QStringBuilder more. Use QString::asprintf instead of arg()'s chain. Use += operator to reserve extra capacity for possible free following append/prepend/+= call. Change-Id: Ib65398b91566994339d2c4bbfaf94e49806b7471 Reviewed-by: Shawn Rutledge --- src/qml/qml/qqmlpropertycache.cpp | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'src/qml/qml/qqmlpropertycache.cpp') diff --git a/src/qml/qml/qqmlpropertycache.cpp b/src/qml/qml/qqmlpropertycache.cpp index 71b3fd8309..38fddc8253 100644 --- a/src/qml/qml/qqmlpropertycache.cpp +++ b/src/qml/qml/qqmlpropertycache.cpp @@ -1195,7 +1195,9 @@ void QQmlPropertyCache::toMetaObjectBuilder(QMetaObjectBuilder &builder) if (data->propType != 0) returnType = QMetaType::typeName(data->propType); - QByteArray signature = methods.at(ii).first.toUtf8() + '('; + QByteArray signature; + // '+=' reserves extra capacity. Follow-up appending will be probably free. + signature += methods.at(ii).first.toUtf8() + '('; QQmlPropertyCacheMethodArguments *arguments = 0; if (data->hasArguments()) { -- cgit v1.2.3