compiler warning fixes

Signed-off-by: Ivailo Monev <xakepa10@laimg.moc>

src/core/kernel/qobject.cpp

@@ -1931,7 +1931,6 @@ int QObject::receivers(const char *signal) const
             return false;
         }
 
-        Q_D(const QObject);
         QMutexLocker locker(signalSlotLock(this));
         if (d->connectionLists) {
             if (signal_index < d->connectionLists->count()) {

src/core/thread/qthread_p.h

@@ -240,8 +240,8 @@ class QScopedLoopLevelCounter
 {
     QThreadData *threadData;
 public:
-    inline QScopedLoopLevelCounter(QThreadData *threadData)
-        : threadData(threadData)
+    inline QScopedLoopLevelCounter(QThreadData *threaddata)
+        : threadData(threaddata)
     { ++threadData->loopLevel; }
     inline ~QScopedLoopLevelCounter()
     { --threadData->loopLevel; }

src/core/tools/qdatetime.cpp

@@ -3913,12 +3913,12 @@ bool QDateTimeParser::parseFormat(const QString &newFormat)
     QVector<SectionNode> newSectionNodes;
     Sections newDisplay = Q_NULLPTR;
     QStringList newSeparators;
-    int i, index = 0;
+    int index = 0;
     int add = 0;
     QChar status(zero);
     const int max = newFormat.size();
     int lastQuote = -1;
-    for (i = 0; i<max; ++i) {
+    for (int i = 0; i<max; ++i) {
         if (newFormat.at(i) == quote) {
             lastQuote = i;
             ++add;
@@ -5175,12 +5175,12 @@ QString QDateTimeParser::stateName(int s) const
 }
 
 #ifndef QT_NO_DATESTRING
-bool QDateTimeParser::fromString(const QString &t, QDate *date, QTime *time) const
+bool QDateTimeParser::fromString(const QString &format, QDate *date, QTime *time) const
 {
     QDateTime val(QDate(1900, 1, 1), QDATETIMEEDIT_TIME_MIN);
-    QString text = t;
+    QString formatcopy = format;
     int copy = -1;
-    const StateNode tmp = parse(text, copy, val, false);
+    const StateNode tmp = parse(formatcopy, copy, val, false);
     if (tmp.state != Acceptable || tmp.conflicts) {
         return false;
     }

src/test/qbenchmark.cpp

@@ -85,23 +85,23 @@ void QBenchmarkGlobalData::setMode(Mode mode)
 
 QBenchmarkMeasurerBase * QBenchmarkGlobalData::createMeasurer()
 {
-    QBenchmarkMeasurerBase *measurer = 0;
+    QBenchmarkMeasurerBase *m = 0;
     if (0) {
 #ifdef QTESTLIB_USE_VALGRIND
     } else if (mode_ == CallgrindChildProcess || mode_ == CallgrindParentProcess) {
-        measurer = new QBenchmarkCallgrindMeasurer;
+        m = new QBenchmarkCallgrindMeasurer;
 #endif
 #ifdef HAVE_TICK_COUNTER
     } else if (mode_ == TickCounter) {
-        measurer = new QBenchmarkTickMeasurer;
+        m = new QBenchmarkTickMeasurer;
 #endif
     } else if (mode_ == EventCounter) {
-        measurer = new QBenchmarkEvent;
+        m = new QBenchmarkEvent;
     } else {
-        measurer =  new QBenchmarkTimeMeasurer;
+        m =  new QBenchmarkTimeMeasurer;
     }
-    measurer->init();
-    return measurer;
+    m->init();
+    return m;
 }
 
 int QBenchmarkGlobalData::adjustMedianIterationCount()

src/test/qbenchmark_p.h

@@ -101,13 +101,13 @@ public:
     { }
 
     QBenchmarkResult(
-        const QBenchmarkContext &context, const qreal value, const int iterations,
-        QTest::QBenchmarkMetric metric, bool setByMacro)
-        : context(context)
-        , value(value)
-        , iterations(iterations)
-        , metric(metric)
-        , setByMacro(setByMacro)
+        const QBenchmarkContext &acontext, const qreal avalue, const int aiterations,
+        QTest::QBenchmarkMetric ametric, bool asetByMacro)
+        : context(acontext)
+        , value(avalue)
+        , iterations(aiterations)
+        , metric(ametric)
+        , setByMacro(asetByMacro)
         , valid(true)
     { }