4 files changed, 6 insertions, 6 deletions
diff --git a/src/widgets/dialogs/qfilesystemmodel.cpp b/src/widgets/dialogs/qfilesystemmodel.cpp
index fd49246e9f..556e927cbf 100644
--- a/src/widgets/dialogs/qfilesystemmodel.cpp
+++ b/src/widgets/dialogs/qfilesystemmodel.cpp
@@ -372,7 +372,7 @@ QFileSystemModelPrivate::QFileSystemNode *QFileSystemModelPrivate::node(const QS
 
 #if defined(Q_OS_WIN) && !defined(Q_OS_WINCE)
     {
-        if (!pathElements.at(0).contains(QLatin1String(":"))) {
+        if (!pathElements.at(0).contains(QLatin1Char(':'))) {
             QString rootPath = QDir(longPath).rootPath();
             pathElements.prepend(rootPath);
         }
diff --git a/src/widgets/itemviews/qtableview.cpp b/src/widgets/itemviews/qtableview.cpp
index 3e3e3099c8..0af4a26494 100644
--- a/src/widgets/itemviews/qtableview.cpp
+++ b/src/widgets/itemviews/qtableview.cpp
@@ -190,7 +190,7 @@ QList<QSpanCollection::Span *> QSpanCollection::spansInRect(int x, int y, int w,
 #ifdef DEBUG_SPAN_UPDATE
 QDebug operator<<(QDebug str, const QSpanCollection::Span &span)
 {
-    str << "(" << span.top() << "," << span.left() << "," << span.bottom() << "," << span.right() << ")";
+    str << '(' << span.top() << ',' << span.left() << ',' << span.bottom() << ',' << span.right() << ')';
     return str;
 }
 #endif
diff --git a/src/widgets/kernel/qwidgetsvariant.cpp b/src/widgets/kernel/qwidgetsvariant.cpp
index b0dcc4aa1b..fc02c9c77d 100644
--- a/src/widgets/kernel/qwidgetsvariant.cpp
+++ b/src/widgets/kernel/qwidgetsvariant.cpp
@@ -109,7 +109,7 @@ static void streamDebug(QDebug dbg, const QVariant &v)
         dbg.nospace() << *v_cast<QSizePolicy>(d);
         break;
     default:
-        dbg.nospace() << "QMetaType::Type(" << d->type << ")";
+        dbg.nospace() << "QMetaType::Type(" << d->type << ')';
     }
 }
 #endif
diff --git a/src/widgets/util/qscroller.cpp b/src/widgets/util/qscroller.cpp
index de12983f21..563c501356 100644
--- a/src/widgets/util/qscroller.cpp
+++ b/src/widgets/util/qscroller.cpp
@@ -976,7 +976,7 @@ bool QScroller::handleInput(Input input, const QPointF &position, qint64 timesta
 {
     Q_D(QScroller);
 
-    qScrollerDebug() << "QScroller::handleInput(" << input << ", " << d->stateName(d->state) << ", " << position << ", " << timestamp << ")";
+    qScrollerDebug() << "QScroller::handleInput(" << input << ", " << d->stateName(d->state) << ", " << position << ", " << timestamp << ')';
     struct statechange {
         State state;
         Input input;
@@ -1296,7 +1296,7 @@ void QScrollerPrivate::createScrollingSegments(qreal v, qreal startPos,
     qreal lowerSnapPos = nextSnapPos(startPos, -1, orientation);
     qreal higherSnapPos = nextSnapPos(startPos, 1, orientation);
 
-    qScrollerDebug() << "  Real Delta:" << lowerSnapPos <<"-"<<nextSnap <<"-"<<higherSnapPos;
+    qScrollerDebug() << "  Real Delta:" << lowerSnapPos << '-' << nextSnap << '-' <<higherSnapPos;
 
     // - check if we can reach another snap point
     if (nextSnap > higherSnapPos || qIsNaN(higherSnapPos))
@@ -1703,7 +1703,7 @@ void QScrollerPrivate::setState(QScroller::State newstate)
     if (state == newstate)
         return;
 
-    qScrollerDebug() << q << "QScroller::setState(" << stateName(newstate) << ")";
+    qScrollerDebug() << q << "QScroller::setState(" << stateName(newstate) << ')';
 
     switch (newstate) {
     case QScroller::Inactive: