diff --git a/src/plugins/gps_importer/qgsgpsplugin.cpp b/src/plugins/gps_importer/qgsgpsplugin.cpp
@@ -62,9 +62,11 @@ static const QString icon_ = ":/gps_importer.png";
  * @param qgis Pointer to the QGIS main window
  * @param _qI Pointer to the QGIS interface object
  */
-QgsGPSPlugin::QgsGPSPlugin( QgisInterface * theQgisInterFace ):
-    QgisPlugin( name_, description_, category_, version_, type_ ),
-    mQGisInterface( theQgisInterFace )
+QgsGPSPlugin::QgsGPSPlugin( QgisInterface * theQgisInterFace )
+    : QgisPlugin( name_, description_, category_, version_, type_ )
+    , mQGisInterface( theQgisInterFace )
+    , mQActionPointer( 0 )
+    , mCreateGPXAction( 0 )
 {
   setupBabel();
 }
@@ -85,6 +87,9 @@ QgsGPSPlugin::~QgsGPSPlugin()
  */
 void QgsGPSPlugin::initGui()
 {
+  delete mQActionPointer;
+  delete mCreateGPXAction;
+
   // add an action to the toolbar
   mQActionPointer = new QAction( QIcon(), tr( "&GPS Tools" ), this );
   mCreateGPXAction = new QAction( QIcon(), tr( "&Create new GPX layer" ), this );

diff --git a/src/plugins/grass/qtermwidget/CharacterColor.h b/src/plugins/grass/qtermwidget/CharacterColor.h
@@ -65,11 +65,12 @@ namespace Konsole
       /**
        * Sets the color, transparency and boldness of this color to those of @p rhs.
        */
-      void operator=( const ColorEntry& rhs )
+      ColorEntry &operator=( const ColorEntry& rhs )
       {
         color = rhs.color;
         transparent = rhs.transparent;
         bold = rhs.bold;
+        return *this;
       }
 
       /** The color value of this entry for display. */

diff --git a/src/plugins/grass/qtermwidget/Filter.cpp b/src/plugins/grass/qtermwidget/Filter.cpp
@@ -436,13 +436,14 @@ QString UrlFilter::HotSpot::tooltip() const
 {
   QString url = capturedTexts().first();
 
+#if 0
   const UrlType kind = urlType();
-
   if ( kind == StandardUrl )
     return QString();
   else if ( kind == Email )
     return QString();
   else
+#endif
     return QString();
 }
 UrlFilter::HotSpot::UrlType UrlFilter::HotSpot::urlType() const

diff --git a/src/plugins/grass/qtermwidget/KeyboardTranslator.cpp b/src/plugins/grass/qtermwidget/KeyboardTranslator.cpp
@@ -75,7 +75,6 @@ void KeyboardTranslatorManager::findTranslators()
   QStringList list = dir.entryList( filters ); //(".keytab"); // = KGlobal::dirs()->findAllResources("data",
   //                                 "konsole/*.keytab",
   //                                 KStandardDirs::NoDuplicates);
-  list = dir.entryList( filters );
   // add the name of each translator to the list and associated
   // the name with a null pointer to indicate that the translator
   // has not yet been loaded from disk

diff --git a/src/plugins/grass/qtermwidget/TerminalDisplay.cpp b/src/plugins/grass/qtermwidget/TerminalDisplay.cpp
@@ -1567,13 +1567,12 @@ void TerminalDisplay::mousePressEvent( QMouseEvent* ev )
 
     emit isBusySelecting( true ); // Keep it steady...
     // Drag only when the Control key is hold
-    bool selected = false;
 
     // The receiver of the testIsSelected() signal will adjust
     // 'selected' accordingly.
     //emit testIsSelected(pos.x(), pos.y(), selected);
 
-    selected =  _screenWindow->isSelected( pos.x(), pos.y() );
+    bool selected =  _screenWindow->isSelected( pos.x(), pos.y() );
 
     if (( !_ctrlDrag || ev->modifiers() & Qt::ControlModifier ) && selected )
     {

diff --git a/src/plugins/heatmap/heatmap.cpp b/src/plugins/heatmap/heatmap.cpp
@@ -68,6 +68,7 @@ static const QString sPluginIcon = ":/heatmap/heatmap.png";
 Heatmap::Heatmap( QgisInterface * theQgisInterface )
     : QgisPlugin( sName, sDescription, sCategory, sPluginVersion, sPluginType )
     , mQGisIface( theQgisInterface )
+    , mQActionPointer( 0 )
 {
 }
 
@@ -82,6 +83,8 @@ Heatmap::~Heatmap()
  */
 void Heatmap::initGui()
 {
+  delete mQActionPointer;
+
   // Create the action for tool
   mQActionPointer = new QAction( QIcon( ":/heatmap/heatmap.png" ), tr( "Heatmap" ), this );
   // Set the what's this text

diff --git a/src/plugins/offline_editing/offline_editing_plugin.cpp b/src/plugins/offline_editing/offline_editing_plugin.cpp
@@ -37,10 +37,10 @@ static const QString sPluginIcon = ":/offline_editing/offline_editing_copy.png";
 QgsOfflineEditingPlugin::QgsOfflineEditingPlugin( QgisInterface* theQgisInterface )
     : QgisPlugin( sName, sDescription, sCategory, sPluginVersion, sPluginType )
     , mQGisIface( theQgisInterface )
-    , mActionConvertProject( NULL )
-    , mActionSynchronize( NULL )
-    , mOfflineEditing( NULL )
-    , mProgressDialog( NULL )
+    , mActionConvertProject( 0 )
+    , mActionSynchronize( 0 )
+    , mOfflineEditing( 0 )
+    , mProgressDialog( 0 )
 {
 }
 
@@ -51,6 +51,8 @@ QgsOfflineEditingPlugin::~QgsOfflineEditingPlugin()
 
 void QgsOfflineEditingPlugin::initGui()
 {
+  delete mActionConvertProject;
+
   // Create the action for tool
   mActionConvertProject = new QAction( QIcon( ":/offline_editing/offline_editing_copy.png" ), tr( "Convert to offline project" ), this );
   // Set the what's this text

diff --git a/src/plugins/spatialquery/qgsspatialqueryplugin.cpp b/src/plugins/spatialquery/qgsspatialqueryplugin.cpp
@@ -76,6 +76,8 @@ QgsSpatialQueryPlugin::~QgsSpatialQueryPlugin()
 */
 void QgsSpatialQueryPlugin::initGui()
 {
+  delete mSpatialQueryAction;
+
   // Create the action for tool
   mSpatialQueryAction = new QAction( QIcon(), tr( "&Spatial Query" ), this );
 

diff --git a/src/plugins/spit/qgsspitplugin.cpp b/src/plugins/spit/qgsspitplugin.cpp
@@ -49,6 +49,7 @@ QgsSpitPlugin::QgsSpitPlugin( QgisInterface * _qI )
     : QgisPlugin( name_, description_, category_, version_, type_ )
     , qgisMainWindow( _qI->mainWindow() )
     , qI( _qI )
+    , spitAction( 0 )
 {
 }
 
@@ -62,6 +63,8 @@ QgsSpitPlugin::~QgsSpitPlugin()
 */
 void QgsSpitPlugin::initGui()
 {
+  delete spitAction;
+
   // Create the action for tool
   spitAction = new QAction( QIcon(), tr( "&Import Shapefiles to PostgreSQL" ), this );
   setCurrentTheme( "" );

diff --git a/src/plugins/sqlanywhere/sasourceselect.h b/src/plugins/sqlanywhere/sasourceselect.h
@@ -199,6 +199,7 @@ class SaGeomColTypeThread : public QThread
 {
     Q_OBJECT
   public:
+    SaGeomColTypeThread() {}
 
     void setConnInfo( QString s, bool estMeta, bool otherSchemas );
     void addGeometryColumn( QString schema, QString table, QString column, QString geomtype, QString sridstr, QString lineinterp );
@@ -218,7 +219,6 @@ class SaGeomColTypeThread : public QThread
   public slots:
     void stop();
 
-
   private:
     QString mConnInfo;
     bool mEstimateMetadata;

diff --git a/src/plugins/sqlanywhere/sqlanywhere.cpp b/src/plugins/sqlanywhere/sqlanywhere.cpp
@@ -61,6 +61,7 @@ static const QString sIcon = ":/sqlanywhere/sqlanywhere.svg";
 SqlAnywhere::SqlAnywhere( QgisInterface * theQgisInterface )
     : QgisPlugin( sName, sDescription, sCategory, sPluginVersion, sPluginType )
     , mQGisIface( theQgisInterface )
+    , mActionAddSqlAnywhereLayer( 0 )
 {
 }
 
@@ -78,6 +79,8 @@ SqlAnywhere::~SqlAnywhere()
  */
 void SqlAnywhere::initGui()
 {
+  delete mActionAddSqlAnywhereLayer;
+
   // Create the action for tool
   mActionAddSqlAnywhereLayer = new QAction( QIcon( ":/sqlanywhere/sqlanywhere.svg" ), tr( "Add SQL Anywhere Layer..." ), this );
   mActionAddSqlAnywhereLayer->setWhatsThis( tr( "Store vector layers within a SQL Anywhere database" ) );

diff --git a/src/plugins/topology/topol.cpp b/src/plugins/topology/topol.cpp
@@ -52,6 +52,7 @@ static const QString sPluginIcon = ":/topology/topol.png";
 Topol::Topol( QgisInterface * theQgisInterface )
     : QgisPlugin( sName, sDescription, sCategory, sPluginVersion, sPluginType )
     , mQGisIface( theQgisInterface )
+    , mQActionPointer( 0 )
 {
   mDock = 0;
 }
@@ -66,6 +67,8 @@ Topol::~Topol()
  */
 void Topol::initGui()
 {
+  delete mQActionPointer;
+
   mQActionPointer = new QAction( QIcon( ":/topology/topol.png" ), tr( "TopologyChecker" ), this );
   //mQActionPointer = new QAction( QIcon(), tr( "Topology Checker" ), this );
   mQActionPointer->setCheckable( true );

diff --git a/src/plugins/zonal_statistics/qgszonalstatisticsplugin.cpp b/src/plugins/zonal_statistics/qgszonalstatisticsplugin.cpp
@@ -29,7 +29,9 @@ static const QString category_ = QObject::tr( "Raster" );
 static const QString version_ = QObject::tr( "Version 0.1" );
 static const QString pluginIcon_ = ":/zonal_statistics/raster-stats.png";
 
-QgsZonalStatisticsPlugin::QgsZonalStatisticsPlugin( QgisInterface* iface ): mIface( iface ), mAction( 0 )
+QgsZonalStatisticsPlugin::QgsZonalStatisticsPlugin( QgisInterface* iface )
+    : mIface( iface )
+    , mAction( 0 )
 {
 }
 
@@ -39,6 +41,8 @@ QgsZonalStatisticsPlugin::~QgsZonalStatisticsPlugin()
 
 void QgsZonalStatisticsPlugin::initGui()
 {
+  delete mAction;
+
   mAction = new QAction( QIcon( ":/zonal_statistics/raster-stats.png" ), tr( "&Zonal statistics" ), 0 );
   QObject::connect( mAction, SIGNAL( triggered() ), this, SLOT( run() ) );
   mIface->addRasterToolBarIcon( mAction );

diff --git a/src/providers/oracle/ocispatial/qsql_ocispatial.cpp b/src/providers/oracle/ocispatial/qsql_ocispatial.cpp
@@ -370,7 +370,7 @@ struct QOCISpatialResultPrivate
 
   void setCharset( dvoid* handle, ub4 type ) const
   {
-    int r = OCI_SUCCESS;
+    int r;
     Q_ASSERT( handle );
 
 #ifdef OCI_ATTR_CHARSET_FORM
@@ -2132,7 +2132,7 @@ bool QOCISpatialCols::execBatch( QOCISpatialResultPrivate *d, QVector<QVariant>
         }
 
         case SQLT_FLT:
-          ( *list )[r] =  *reinterpret_cast<double*>( data + r * columns[i].maxLen );
+          memcpy( &(( *list )[r] ), data + r * columns[i].maxLen, sizeof( double ) );
           break;
 
         case SQLT_STR:
@@ -2976,8 +2976,7 @@ bool QOCISpatialResult::gotoNext( QSqlCachedResult::ValueCache &values, int inde
     return false;
 
   bool piecewise = false;
-  int r = OCI_SUCCESS;
-  r = OCIStmtFetch2( d->sql, d->err, 1, OCI_FETCH_NEXT, 0, OCI_DEFAULT );
+  int r = OCIStmtFetch2( d->sql, d->err, 1, OCI_FETCH_NEXT, 0, OCI_DEFAULT );
 
   if ( index < 0 ) //not interested in values
     return r == OCI_SUCCESS || r == OCI_SUCCESS_WITH_INFO;