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Diffstat (limited to 'src/plugins/platforms/xcb/qxcbintegration.cpp')
-rw-r--r--src/plugins/platforms/xcb/qxcbintegration.cpp4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/plugins/platforms/xcb/qxcbintegration.cpp b/src/plugins/platforms/xcb/qxcbintegration.cpp
index 19e8b1de7d..94e17a2983 100644
--- a/src/plugins/platforms/xcb/qxcbintegration.cpp
+++ b/src/plugins/platforms/xcb/qxcbintegration.cpp
@@ -174,9 +174,11 @@ QXcbIntegration::QXcbIntegration(const QStringList &parameters, int &argc, char
if (canNotGrabEnv)
m_canGrab = false;
+ const int numParameters = parameters.size();
+ m_connections.reserve(1 + numParameters / 2);
m_connections << new QXcbConnection(m_nativeInterface.data(), m_canGrab, m_defaultVisualId, displayName);
- for (int i = 0; i < parameters.size() - 1; i += 2) {
+ for (int i = 0; i < numParameters - 1; i += 2) {
qCDebug(lcQpaScreen) << "connecting to additional display: " << parameters.at(i) << parameters.at(i+1);
QString display = parameters.at(i) + QLatin1Char(':') + parameters.at(i+1);
m_connections << new QXcbConnection(m_nativeInterface.data(), m_canGrab, m_defaultVisualId, display.toLatin1().constData());