diff --git a/src/providers/postgres/qgspostgresprovider.cpp b/src/providers/postgres/qgspostgresprovider.cpp
index a83be72bb2a1..95d7ab15bce9 100644
--- a/src/providers/postgres/qgspostgresprovider.cpp
+++ b/src/providers/postgres/qgspostgresprovider.cpp
@@ -368,7 +368,7 @@ bool QgsPostgresProvider::getNextFeature(QgsFeature& feat,
         feat.setFeatureId(oid);
 
         // fetch attributes
-        if (fetchAttributes.count() == fieldCount())
+        if (static_cast<uint>(fetchAttributes.count()) == fieldCount())
           getFeatureAttributes(oid, row, feat); // only one sql query to get all attributes
         else
           getFeatureAttributes(oid, row, feat, fetchAttributes); // ineffective: one sql per attribute
@@ -1019,7 +1019,7 @@ QString QgsPostgresProvider::chooseViewColumn(const tableCols& cols)
   // 'oid' columns in tables don't have a constraint on them, but
   // they are useful to consider, so add them in if not already
   // here.
-  for (int i = 0; i < oids.size(); ++i)
+  for (uint i = 0; i < oids.size(); ++i)
   {
     if (suitable.find(oids[i]->first) == suitable.end())
     {
@@ -1493,7 +1493,7 @@ bool QgsPostgresProvider::addFeature(QgsFeature& f, int primaryKeyHighWater)
     // Add the WKB geometry to the INSERT statement
     QgsGeometry* geometry = f.geometry();
     unsigned char* geom = geometry->wkbBuffer();
-    for (int i=0; i < geometry->wkbSize(); ++i)
+    for (uint i=0; i < geometry->wkbSize(); ++i)
     {
       if (useWkbHex)
       {
@@ -1929,7 +1929,7 @@ bool QgsPostgresProvider::changeGeometryValues(QgsGeometryMap & geometry_map)
 
       // Add the WKB geometry to the UPDATE statement
       unsigned char* geom = iter->wkbBuffer();
-      for (int i=0; i < iter->wkbSize(); ++i)
+      for (uint i=0; i < iter->wkbSize(); ++i)
       {
         if (useWkbHex)
         {
diff --git a/src/providers/wms/qgswmsprovider.cpp b/src/providers/wms/qgswmsprovider.cpp
index 17b8e43c84fd..3097f3d5927a 100644
--- a/src/providers/wms/qgswmsprovider.cpp
+++ b/src/providers/wms/qgswmsprovider.cpp
@@ -65,13 +65,13 @@ QgsWmsProvider::QgsWmsProvider(QString const & uri)
     mHttpProxyUser(0),
     mHttpProxyPass(0),
     httpcapabilitiesresponse(0),
+    imageCrs(DEFAULT_LATLON_CRS),
     cachedImage(0),
     cachedViewExtent(0),
     cachedPixelWidth(0),
     cachedPixelHeight(0),
     mCoordinateTransform(0),
     extentDirty(TRUE),
-    imageCrs(DEFAULT_LATLON_CRS),
     mGetFeatureInfoUrlBase(0)
 {
 #ifdef QGISDEBUG
@@ -224,7 +224,7 @@ QSet<QString> QgsWmsProvider::supportedCrsForLayers(QStringList const & layers)
     QSet<QString>    crsSet;
 
     // convert std::vector to std::set for set comparisons
-    for (int j = 0; j < crsVector.size(); j++)
+    for (uint j = 0; j < crsVector.size(); j++)
     {
       crsSet.insert( crsVector[j] );
     }
@@ -1647,7 +1647,7 @@ void QgsWmsProvider::parseLayer(QDomElement const & e, QgsWmsLayerProperty& laye
     extentForLayer[ layerProperty.name ] = layerProperty.ex_GeographicBoundingBox;
 
     // see if we can refine the bounding box with the CRS-specific bounding boxes
-    for ( int i = 0; i < layerProperty.boundingBox.size(); i++ ) 
+    for ( uint i = 0; i < layerProperty.boundingBox.size(); i++ ) 
     {
 #ifdef QGISDEBUG
   std::cout << "QgsWmsProvider::parseLayer: testing bounding box CRS which is " 
@@ -2128,7 +2128,7 @@ QString QgsWmsProvider::getMetadata()
 
   // Iterate through layers
 
-  for (int i = 0; i < layersSupported.size(); i++)
+  for (uint i = 0; i < layersSupported.size(); i++)
   {
 
     // TODO: Handle nested layers
@@ -2247,7 +2247,7 @@ QString QgsWmsProvider::getMetadata()
     myMetadataQString += "</td></tr>";
 
     // Layer Coordinate Reference Systems
-    for ( int j = 0; j < layersSupported[i].crs.size(); j++ )
+    for ( uint j = 0; j < layersSupported[i].crs.size(); j++ )
     {
       myMetadataQString += "<tr><td bgcolor=\"gray\">";
       myMetadataQString += tr("Available in CRS");
@@ -2258,7 +2258,7 @@ QString QgsWmsProvider::getMetadata()
     }
 
     // Layer Styles
-    for (int j = 0; j < layersSupported[i].style.size(); j++)
+    for (uint j = 0; j < layersSupported[i].style.size(); j++)
     {
       myMetadataQString += "<tr><td bgcolor=\"gray\">";
       myMetadataQString += tr("Available in style");