diff --git a/examples/osgSSBO/osgSSBO.cpp b/examples/osgSSBO/osgSSBO.cpp
index 4f5565301..8ece62447 100644
--- a/examples/osgSSBO/osgSSBO.cpp
+++ b/examples/osgSSBO/osgSSBO.cpp
@@ -119,7 +119,6 @@ enum BufferOffset
 
 const int __numDataValuesPerChannel = OFFSET_END;
 const int __numChannels = 4;
-const float __particleRenderScaleMultiplier = 0.3;
 
 //512x512x4x7 = 7.340.032 floats in SSBO on GPU
 const int NUM_ELEMENTS_X = 512;
diff --git a/examples/osgcluster/osgcluster.cpp b/examples/osgcluster/osgcluster.cpp
index 85aac589a..b8994cfc7 100644
--- a/examples/osgcluster/osgcluster.cpp
+++ b/examples/osgcluster/osgcluster.cpp
@@ -44,7 +44,6 @@
 #include "broadcaster.h"
 
 
-const unsigned int MAX_NUM_EVENTS = 10;
 const unsigned int SWAP_BYTES_COMPARE = 0x12345678;
 class CameraPacket {
     public:
diff --git a/examples/osggpucull/AggregateGeometryVisitor.h b/examples/osggpucull/AggregateGeometryVisitor.h
index f569e8e85..8a2091247 100644
--- a/examples/osggpucull/AggregateGeometryVisitor.h
+++ b/examples/osggpucull/AggregateGeometryVisitor.h
@@ -287,4 +287,4 @@ protected:
     unsigned int _currentLodNumber;
 };
 
-#endif
\ No newline at end of file
+#endif
diff --git a/examples/osgoit/DepthPeeling.cpp b/examples/osgoit/DepthPeeling.cpp
index 52237d8f0..38e9296bc 100644
--- a/examples/osgoit/DepthPeeling.cpp
+++ b/examples/osgoit/DepthPeeling.cpp
@@ -139,10 +139,8 @@ protected:
 };
 
 
-DepthPeeling::CullCallback::CullCallback(unsigned int texUnit, unsigned int texWidth, unsigned int texHeight, unsigned int offsetValue) :
+DepthPeeling::CullCallback::CullCallback(unsigned int texUnit, unsigned int offsetValue) :
     _texUnit(texUnit),
-    _texWidth(texWidth),
-    _texHeight(texHeight),
     _offsetValue(offsetValue)
 {
 }
@@ -317,7 +315,7 @@ void DepthPeeling::createPeeling()
     // create some uniform and cull callback objects
     osg::Uniform *depthOff = new osg::Uniform("depthtest", (bool)false);
     osg::Uniform *depthOn  = new osg::Uniform("depthtest", (bool)true);
-    CullCallback *ccb      = new CullCallback(_texUnit, _texWidth, _texHeight, _offsetValue);
+    CullCallback *ccb      = new CullCallback(_texUnit, _offsetValue);
 
     // create a node for solid model rendering
     osg::Group *pre_solidNode = new osg::Group;
@@ -412,7 +410,7 @@ void DepthPeeling::createPeeling()
     _compositeCamera->setReferenceFrame(osg::Transform::ABSOLUTE_RF);
     _compositeCamera->setViewMatrix(osg::Matrix());
     _compositeCamera->setProjectionMatrix(osg::Matrix::ortho2D(0, 1, 0, 1));
-    _compositeCamera->setCullCallback(new CullCallback(0, _texWidth, _texHeight, 0));
+    _compositeCamera->setCullCallback(new CullCallback(0, 0));
     osg::StateSet* stateSet = _compositeCamera->getOrCreateStateSet();
     stateSet->setRenderBinDetails(100, "TraversalOrderBin", osg::StateSet::OVERRIDE_RENDERBIN_DETAILS);
     _root->addChild(_compositeCamera.get());
diff --git a/examples/osgoit/DepthPeeling.h b/examples/osgoit/DepthPeeling.h
index 9598c7abf..1d0a35da6 100644
--- a/examples/osgoit/DepthPeeling.h
+++ b/examples/osgoit/DepthPeeling.h
@@ -63,13 +63,11 @@ protected:
 
     class CullCallback : public osg::NodeCallback {
     public:
-        CullCallback(unsigned int texUnit, unsigned int texWidth, unsigned int texHeight, unsigned int offsetValue);
+        CullCallback(unsigned int texUnit, unsigned int offsetValue);
         virtual void operator()(osg::Node* node, osg::NodeVisitor* nv);
 
     private:
         unsigned int _texUnit;
-        unsigned int _texWidth;
-        unsigned int _texHeight;
         unsigned int _offsetValue;
     };
 
diff --git a/examples/osgparticleeffects/osgparticleeffects.cpp b/examples/osgparticleeffects/osgparticleeffects.cpp
index 03be3c077..2399905c7 100644
--- a/examples/osgparticleeffects/osgparticleeffects.cpp
+++ b/examples/osgparticleeffects/osgparticleeffects.cpp
@@ -340,10 +340,11 @@ public:
                     itr!=parents.end();
                     ++itr)
                 {
-                    if (typeid(*(*itr))==typeid(osg::Group))
+                    osg::Group* parent = (*itr);
+                    if (typeid(*parent)==typeid(osg::Group))
                     {
                         ++numGroupsFound;
-                        insertGroup = *itr;
+                        insertGroup = parent;
                     }
                 }
                 if (numGroupsFound==parents.size() && numGroupsFound==1 && insertGroup)
diff --git a/examples/osgshadow/osgshadow.cpp b/examples/osgshadow/osgshadow.cpp
index 52d2fda8a..23f8694db 100644
--- a/examples/osgshadow/osgshadow.cpp
+++ b/examples/osgshadow/osgshadow.cpp
@@ -479,8 +479,6 @@ namespace ModelTwo
     {
         osg::Vec3 center(0.0f,0.0f,0.0f);
         float radius = 100.0f;
-        osg::Vec3 lightPosition(center+osg::Vec3(0.0f,0.0f,radius));
-
         // the shadower model
         osg::Node* shadower = createMovingModel(center,radius*0.5f);
         shadower->setNodeMask(CastsShadowTraversalMask);
diff --git a/examples/osgspotlight/osgspotlight.cpp b/examples/osgspotlight/osgspotlight.cpp
index a81309465..5dc5fa24f 100644
--- a/examples/osgspotlight/osgspotlight.cpp
+++ b/examples/osgspotlight/osgspotlight.cpp
@@ -261,7 +261,6 @@ osg::Node* createModel()
 {
     osg::Vec3 center(0.0f,0.0f,0.0f);
     float radius = 100.0f;
-    osg::Vec3 lightPosition(center+osg::Vec3(0.0f,0.0f,radius));
 
     // the shadower model
     osg::Node* shadower = createMovingModel(center,radius*0.5f);
diff --git a/examples/osgwidgetnotebook/osgwidgetnotebook.cpp b/examples/osgwidgetnotebook/osgwidgetnotebook.cpp
index 17a390f7a..362438fe1 100644
--- a/examples/osgwidgetnotebook/osgwidgetnotebook.cpp
+++ b/examples/osgwidgetnotebook/osgwidgetnotebook.cpp
@@ -14,7 +14,6 @@
 #include <osgWidget/ViewerEventHandlers>
 
 const unsigned int MASK_2D = 0xF0000000;
-const unsigned int MASK_3D = 0x0F000000;
 
 class Notebook: public osgWidget::Box {
     osg::ref_ptr<osgWidget::Box>    _tabs;
diff --git a/src/osg/glu/libutil/mipmap.cpp b/src/osg/glu/libutil/mipmap.cpp
index 62232b808..87e328066 100644
--- a/src/osg/glu/libutil/mipmap.cpp
+++ b/src/osg/glu/libutil/mipmap.cpp
@@ -5557,13 +5557,11 @@ static void empty_image(const PixelStorageModes *psm,
  * Decimation of packed pixel types
  *--------------------------------------------------------------------------
  */
-static void extract332(int isSwap,
+static void extract332(int /*isSwap*/,
                        const void *packedPixel, GLfloat extractComponents[])
 {
    GLubyte ubyte= *(const GLubyte *)packedPixel;
 
-   isSwap= isSwap;                /* turn off warnings */
-
    /* 11100000 == 0xe0 */
    /* 00011100 == 0x1c */
    /* 00000011 == 0x03 */
@@ -5593,13 +5591,11 @@ static void shove332(const GLfloat shoveComponents[],
      ((GLubyte)((shoveComponents[2] * 3)+0.5)           ) & 0x03;
 } /* shove332() */
 
-static void extract233rev(int isSwap,
+static void extract233rev(int /*isSwap*/,
                           const void *packedPixel, GLfloat extractComponents[])
 {
    GLubyte ubyte= *(const GLubyte *)packedPixel;
 
-   isSwap= isSwap;                /* turn off warnings */
-
    /* 0000,0111 == 0x07 */
    /* 0011,1000 == 0x38 */
    /* 1100,0000 == 0xC0 */
@@ -8559,10 +8555,8 @@ GLint GLAPIENTRY gluBuild3DMipmaps(GLTexImage3DProc gluTexImage3D,
                                      data);
 } /* gluBuild3DMipmaps() */
 
-static GLdouble extractUbyte(int isSwap, const void *ubyte)
+static GLdouble extractUbyte(int /*isSwap*/, const void *ubyte)
 {
-   isSwap= isSwap;                /* turn off warnings */
-
    return (GLdouble)(*((const GLubyte *)ubyte));
 } /* extractUbyte() */
 
@@ -8573,10 +8567,8 @@ static void shoveUbyte(GLdouble value, int index, void *data)
    ((GLubyte *)data)[index]= (GLubyte)value;
 } /* shoveUbyte() */
 
-static GLdouble extractSbyte(int isSwap, const void *sbyte)
+static GLdouble extractSbyte(int /*isSwap*/, const void *sbyte)
 {
-   isSwap= isSwap;                /* turn off warnings */
-
    return (GLdouble)(*((const GLbyte *)sbyte));
 } /* extractSbyte() */
 
diff --git a/src/osgDB/ConvertBase64.cpp b/src/osgDB/ConvertBase64.cpp
index cbd1ae62d..50befdf66 100644
--- a/src/osgDB/ConvertBase64.cpp
+++ b/src/osgDB/ConvertBase64.cpp
@@ -317,8 +317,9 @@ namespace osgDB
         }
 
         // Allocate memory for use with osg::Image
-        char* allocated_out = new char[stream_out.tellp()];
-        memcpy(allocated_out, stream_out.str().c_str(), stream_out.tellp());
+        const std::string str = stream_out.str();
+        char* allocated_out = new char[str.size()];
+        memcpy(allocated_out, str.c_str(), str.size());
 
         return allocated_out;
     }
diff --git a/src/osgPlugins/3ds/WriterNodeVisitor.cpp b/src/osgPlugins/3ds/WriterNodeVisitor.cpp
index 7d760c8b8..dc62589a9 100644
--- a/src/osgPlugins/3ds/WriterNodeVisitor.cpp
+++ b/src/osgPlugins/3ds/WriterNodeVisitor.cpp
@@ -136,7 +136,6 @@ public:
           _listTriangles(listTriangles),
           _hasNormalCoords(geo->getNormalArray() != NULL),
           _hasTexCoords(geo->getTexCoordArray(0) != NULL),
-          _geo(geo),
           _lastFaceIndex(0),
           _material(material)
       {
@@ -288,7 +287,6 @@ private:
     GLenum               _modeCache;
     std::vector<GLuint>  _indexCache;
     bool                 _hasNormalCoords, _hasTexCoords;
-    osg::Geometry*       _geo;
     unsigned int         _lastFaceIndex;
     unsigned int         _material;
 };
diff --git a/src/osgPlugins/OpenFlight/FltExportVisitor.cpp b/src/osgPlugins/OpenFlight/FltExportVisitor.cpp
index 7b7947083..04fecda4d 100644
--- a/src/osgPlugins/OpenFlight/FltExportVisitor.cpp
+++ b/src/osgPlugins/OpenFlight/FltExportVisitor.cpp
@@ -68,7 +68,7 @@ FltExportVisitor::FltExportVisitor( DataOutputStream* dos,
     _dos( *dos ),
     _materialPalette( new MaterialPaletteManager( *fltOpt ) ),
     _texturePalette( new TexturePaletteManager( *this, *fltOpt ) ),
-    _lightSourcePalette( new LightSourcePaletteManager( *fltOpt ) ),
+    _lightSourcePalette( new LightSourcePaletteManager( ) ),
     _vertexPalette( new VertexPaletteManager( *fltOpt ) ),
     _firstNode( true )
 {
diff --git a/src/osgPlugins/OpenFlight/LightSourcePaletteManager.cpp b/src/osgPlugins/OpenFlight/LightSourcePaletteManager.cpp
index 6d4f3a9cd..0cf1571a2 100644
--- a/src/osgPlugins/OpenFlight/LightSourcePaletteManager.cpp
+++ b/src/osgPlugins/OpenFlight/LightSourcePaletteManager.cpp
@@ -28,10 +28,8 @@ namespace flt
 {
 
 
-LightSourcePaletteManager::LightSourcePaletteManager( ExportOptions& fltOpt )
-  : _currIndex( -1 ),
-    _fltOpt( fltOpt )
-
+LightSourcePaletteManager::LightSourcePaletteManager()
+  : _currIndex( -1 )
 {
     // TODO: Pay attention to the version here(?)
 }
diff --git a/src/osgPlugins/OpenFlight/LightSourcePaletteManager.h b/src/osgPlugins/OpenFlight/LightSourcePaletteManager.h
index 1e4fc767d..24f028ff8 100644
--- a/src/osgPlugins/OpenFlight/LightSourcePaletteManager.h
+++ b/src/osgPlugins/OpenFlight/LightSourcePaletteManager.h
@@ -36,7 +36,7 @@ class DataOutputStream;
 class LightSourcePaletteManager
 {
   public:
-      LightSourcePaletteManager( ExportOptions& fltOpt );
+      LightSourcePaletteManager();
 
     // Add a light to the palette and auto-assign it the next available index
     int add(osg::Light const* light);
@@ -64,9 +64,6 @@ class LightSourcePaletteManager
     typedef std::map<osg::Light const*, LightRecord> LightPalette;
     LightPalette _lightPalette;
 
-
-    ExportOptions& _fltOpt;
-
 protected:
 
     LightSourcePaletteManager& operator = (const LightSourcePaletteManager&) { return *this; }
diff --git a/src/osgPlugins/OpenFlight/PrimaryRecords.cpp b/src/osgPlugins/OpenFlight/PrimaryRecords.cpp
index 4c72d7f33..8e8594a7a 100644
--- a/src/osgPlugins/OpenFlight/PrimaryRecords.cpp
+++ b/src/osgPlugins/OpenFlight/PrimaryRecords.cpp
@@ -952,14 +952,15 @@ protected:
         if (_parent.valid())
         {
             // LODs adds an empty child group so it is safe to remove this object record.
-            if (typeid(*_parent)==typeid(flt::LevelOfDetail))
+            PrimaryRecord* parent = _parent.get();
+            if (typeid(parent)==typeid(flt::LevelOfDetail))
                 return true;
 
-            if (typeid(*_parent)==typeid(flt::OldLevelOfDetail))
+            if (typeid(parent)==typeid(flt::OldLevelOfDetail))
                 return true;
 
             // If parent is a Group record we have to check for animation.
-            Group* parentGroup = dynamic_cast<flt::Group*>(_parent.get());
+            Group* parentGroup = dynamic_cast<flt::Group*>(parent);
             if (parentGroup && !parentGroup->hasAnimation())
                 return true;
         }
diff --git a/src/osgPlugins/OpenFlight/expPrimaryRecords.cpp b/src/osgPlugins/OpenFlight/expPrimaryRecords.cpp
index f46d17322..9aa1f4074 100644
--- a/src/osgPlugins/OpenFlight/expPrimaryRecords.cpp
+++ b/src/osgPlugins/OpenFlight/expPrimaryRecords.cpp
@@ -163,10 +163,10 @@ FltExportVisitor::writeHeader( const std::string& headerName )
 // Group flags
 static const unsigned int FORWARD_ANIM     = 0x80000000u >> 1;
 static const unsigned int SWING_ANIM       = 0x80000000u >> 2;
-static const unsigned int BOUND_BOX_FOLLOW = 0x80000000u >> 3;
-static const unsigned int FREEZE_BOUND_BOX = 0x80000000u >> 4;
-static const unsigned int DEFAULT_PARENT   = 0x80000000u >> 5;
-static const unsigned int BACKWARD_ANIM    = 0x80000000u >> 6;
+//static const unsigned int BOUND_BOX_FOLLOW = 0x80000000u >> 3;
+//static const unsigned int FREEZE_BOUND_BOX = 0x80000000u >> 4;
+//static const unsigned int DEFAULT_PARENT   = 0x80000000u >> 5;
+//static const unsigned int BACKWARD_ANIM    = 0x80000000u >> 6;
 
 
 //
@@ -402,8 +402,8 @@ FltExportVisitor::writeDegreeOfFreedom( const osgSim::DOFTransform* dof )
 static const unsigned long COLOR_PALETTE_OVERRIDE        = 0x80000000u >> 0;
 static const unsigned long MATERIAL_PALETTE_OVERRIDE     = 0x80000000u >> 1;
 static const unsigned long TEXTURE_PALETTE_OVERRIDE      = 0x80000000u >> 2;
-static const unsigned long LINE_STYLE_PALETTE_OVERRIDE   = 0x80000000u >> 3;
-static const unsigned long SOUND_PALETTE_OVERRIDE        = 0x80000000u >> 4;
+//static const unsigned long LINE_STYLE_PALETTE_OVERRIDE   = 0x80000000u >> 3;
+//static const unsigned long SOUND_PALETTE_OVERRIDE        = 0x80000000u >> 4;
 static const unsigned long LIGHT_SOURCE_PALETTE_OVERRIDE = 0x80000000u >> 5;
 static const unsigned long LIGHT_POINT_PALETTE_OVERRIDE  = 0x80000000u >> 6;
 static const unsigned long SHADER_PALETTE_OVERRIDE       = 0x80000000u >> 7;
diff --git a/src/osgPlugins/freetype/FreeTypeLibrary.cpp b/src/osgPlugins/freetype/FreeTypeLibrary.cpp
index 8f3481370..8651f2768 100644
--- a/src/osgPlugins/freetype/FreeTypeLibrary.cpp
+++ b/src/osgPlugins/freetype/FreeTypeLibrary.cpp
@@ -114,7 +114,7 @@ FT_Byte* FreeTypeLibrary::getFace(std::istream& fontstream, unsigned int index,
     std::streampos length = end - start;
 
     /* empty stream into memory, open that, and keep the pointer in a FreeTypeFont for cleanup */
-    FT_Byte *buffer = new FT_Byte[length];
+    FT_Byte *buffer = new FT_Byte[static_cast<int>(length)];
     fontstream.read(reinterpret_cast<char*>(buffer), length);
     if (!fontstream || (static_cast<std::streampos>(fontstream.gcount()) != length))
     {
diff --git a/src/osgPlugins/osc/OscReceivingDevice.cpp b/src/osgPlugins/osc/OscReceivingDevice.cpp
index b9c8045e9..4b6cbb73b 100644
--- a/src/osgPlugins/osc/OscReceivingDevice.cpp
+++ b/src/osgPlugins/osc/OscReceivingDevice.cpp
@@ -424,8 +424,6 @@ public:
     {
         out << getRequestPath() << "(int keycode): send KEY_DOWN and KEY_UP";
     }
-private:
-    bool _handleKeyPress;
 };
 
 
diff --git a/src/osgPlugins/osc/osc/OscHostEndianness.h b/src/osgPlugins/osc/osc/OscHostEndianness.h
index 3720ea63f..fe135f46b 100644
--- a/src/osgPlugins/osc/osc/OscHostEndianness.h
+++ b/src/osgPlugins/osc/osc/OscHostEndianness.h
@@ -54,18 +54,26 @@
     #if defined(__GLIBC__) || defined(__ANDROID__) || defined(__CYGWIN__)
         #include <endian.h>
         #if (__BYTE_ORDER == __LITTLE_ENDIAN)
-            #define __LITTLE_ENDIAN__
+            #ifndef __LITTLE_ENDIAN__
+                #define __LITTLE_ENDIAN__
+            #endif
         #elif (__BYTE_ORDER == __BIG_ENDIAN)
-            #define __BIG_ENDIAN__
+            #ifndef __BIG_ENDIAN__
+                #define __BIG_ENDIAN__
+            #endif
         #else
             #error Unknown machine endianness detected.
         #endif
     #elif defined(__FreeBSD__)
         #include <sys/endian.h>
         #if (_BYTE_ORDER == _LITTLE_ENDIAN)
-            #define __LITTLE_ENDIAN__
+            #ifndef __LITTLE_ENDIAN__
+                #define __LITTLE_ENDIAN__
+            #endif
         #elif (_BYTE_ORDER == _BIG_ENDIAN)
-            #define __BIG_ENDIAN__
+            #ifndef __BIG_ENDIAN__
+                #define __BIG_ENDIAN__
+            #endif
         #else
             #error Unknown machine endianness detected.
         #endif
diff --git a/src/osgPlugins/osga/OSGA_Archive.h b/src/osgPlugins/osga/OSGA_Archive.h
index 43512723b..354c95037 100644
--- a/src/osgPlugins/osga/OSGA_Archive.h
+++ b/src/osgPlugins/osga/OSGA_Archive.h
@@ -94,8 +94,8 @@ class OSGA_Archive : public osgDB::Archive
         typedef __int64 pos_type;
         typedef __int64 size_type;
         #else
-        typedef unsigned long long pos_type;
-        typedef unsigned long long size_type;
+        typedef long long pos_type;
+        typedef long long size_type;
         #endif
 
         typedef std::pair<pos_type, size_type> PositionSizePair;
diff --git a/src/osgShadow/ConvexPolyhedron.cpp b/src/osgShadow/ConvexPolyhedron.cpp
index 403b3fafc..a261a4c30 100644
--- a/src/osgShadow/ConvexPolyhedron.cpp
+++ b/src/osgShadow/ConvexPolyhedron.cpp
@@ -77,9 +77,8 @@ using namespace osgShadow;
 const osg::Matrix & ConvexPolyhedron::defaultMatrix = *(osg::Matrix*)NULL;
 static const double epsi = pow( 2.0, -20.0 ); //circa 8 times float prec(~2^-23)
 static const double plane_hull_tolerance    = 1.0e-5;
-static const double point_plane_tolerance   = 0;
-static const double point_point_tolerance   = 0;
-static const double point_point_equivalence = 0;
+static const double point_plane_tolerance   = 0.0;
+static const double point_point_equivalence = 0.;
 
 // Tim Moore modifications for GCC 4.3 August 15, 2008
 // they correspond to Adrian Egli tweaks for VS 7.3 on August 19, 2008
diff --git a/src/osgShadow/DebugShadowMap.cpp b/src/osgShadow/DebugShadowMap.cpp
index ea57a39bf..26f00ff19 100644
--- a/src/osgShadow/DebugShadowMap.cpp
+++ b/src/osgShadow/DebugShadowMap.cpp
@@ -225,7 +225,8 @@ void DebugShadowMap::ViewData::setDebugPolytope
 {
     if( !getDebugDraw() ) return;
 
-    if( &polytope == NULL ) { // delete
+    const ConvexPolyhedron* polytope_ptr = &polytope;
+    if( polytope_ptr == NULL ) { // delete
         PolytopeGeometry & pg = _polytopeGeometryMap[ std::string( name ) ];
         for( unsigned int i = 0; i < VECTOR_LENGTH( pg._geometry ) ; i++ )
         {
diff --git a/src/osgShadow/OccluderGeometry.cpp b/src/osgShadow/OccluderGeometry.cpp
index aac9f4f4f..9a5d3dc12 100644
--- a/src/osgShadow/OccluderGeometry.cpp
+++ b/src/osgShadow/OccluderGeometry.cpp
@@ -787,8 +787,6 @@ void OccluderGeometry::computeShadowVolumeGeometry(const osg::Vec4& lightpos, Sh
         UIntList silhouetteIndices;
         computeLightDirectionSilhouetteEdges(lightdirection, silhouetteIndices);
 
-        osg::Vec3 offset( lightdirection*5.0f );
-
         float directionScale = 1.0f / basePlane.dotProductNormal(lightdirection);
 
         for(UIntList::iterator itr = silhouetteIndices.begin();
diff --git a/src/osgShadow/ShadowMap.cpp b/src/osgShadow/ShadowMap.cpp
index dbdbd9c7d..585a9a724 100644
--- a/src/osgShadow/ShadowMap.cpp
+++ b/src/osgShadow/ShadowMap.cpp
@@ -60,16 +60,6 @@ static const char fragmentShaderSource_withBaseTexture[] =
 //////////////////////////////////////////////////////////////////
 // fragment shader
 //
-static const char fragmentShaderSource_debugHUD_texcoord[] =
-    "uniform sampler2D osgShadow_shadowTexture; \n"
-    " \n"
-    "void main(void) \n"
-    "{ \n"
-    "   vec4 texCoord = gl_TexCoord[1].xyzw; \n"
-    "   float value = texCoord.z / texCoord.w; \n"
-    "   gl_FragColor = vec4( value, value, value, 1.0 ); \n"
-    "} \n";
-
 static const char fragmentShaderSource_debugHUD[] =
     "uniform sampler2D osgShadow_shadowTexture; \n"
     " \n"
diff --git a/src/osgSim/SphereSegment.cpp b/src/osgSim/SphereSegment.cpp
index 4235c7608..17248d99d 100644
--- a/src/osgSim/SphereSegment.cpp
+++ b/src/osgSim/SphereSegment.cpp
@@ -893,7 +893,8 @@ struct ActivateTransparencyOnType
 
     void operator()(osg::ref_ptr<osg::Node>& nptr) const
     {
-        if(typeid(*nptr)==_t)
+        const osg::Node* ptr = nptr.get();
+        if(typeid(*ptr)==_t)
         {
             osg::Drawable* drawable = nptr->asDrawable();
             osg::StateSet* ss = drawable->getOrCreateStateSet();
@@ -919,7 +920,8 @@ struct DeactivateTransparencyOnType
 
     void operator()(osg::ref_ptr<osg::Node>& nptr) const
     {
-        if(typeid(*nptr)==_t)
+        const osg::Node* ptr = nptr.get();
+        if(typeid(*ptr)==_t)
         {
             osg::Drawable* drawable = nptr->asDrawable();
             osg::StateSet* ss = drawable->getOrCreateStateSet();
diff --git a/src/osgUtil/DelaunayTriangulator.cpp b/src/osgUtil/DelaunayTriangulator.cpp
index 56a1ecc6f..b4539ebef 100644
--- a/src/osgUtil/DelaunayTriangulator.cpp
+++ b/src/osgUtil/DelaunayTriangulator.cpp
@@ -993,7 +993,7 @@ bool DelaunayTriangulator::triangulate()
                                         {
                                             e1=titr->c(); e2=titr->a();
                                         }
-                                        else if (icut==3)
+                                        else
                                         {
                                             e1=titr->a(); e2=titr->b();
                                         }
diff --git a/src/osgUtil/Optimizer.cpp b/src/osgUtil/Optimizer.cpp
index ecfef09b5..f12b0deb8 100644
--- a/src/osgUtil/Optimizer.cpp
+++ b/src/osgUtil/Optimizer.cpp
@@ -1563,11 +1563,12 @@ void Optimizer::CombineLODsVisitor::apply(osg::LOD& lod)
     {
         for(unsigned int i=0;i<lod.getNumParents();++i)
         {
-            if (typeid(*lod.getParent(i))==typeid(osg::Group))
+            osg::Group* parent = lod.getParent(i);
+            if (typeid(*parent)==typeid(osg::Group))
             {
                 if (isOperationPermissibleForObject(&lod))
                 {
-                    _groupList.insert(lod.getParent(i)->asGroup());
+                    _groupList.insert(parent->asGroup());
                 }
             }
         }
diff --git a/src/osgUtil/SceneView.cpp b/src/osgUtil/SceneView.cpp
index f757913ec..3ea078c13 100644
--- a/src/osgUtil/SceneView.cpp
+++ b/src/osgUtil/SceneView.cpp
@@ -50,24 +50,6 @@ static const GLubyte patternVertEven[] = {
     0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
     0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55};
 
-static const GLubyte patternVertOdd[] = {
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA};
-
 static const GLubyte patternHorzEven[] = {
     0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00,
     0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00,
diff --git a/src/osgViewer/View.cpp b/src/osgViewer/View.cpp
index b555e9201..a3a5b8173 100644
--- a/src/osgViewer/View.cpp
+++ b/src/osgViewer/View.cpp
@@ -1311,23 +1311,6 @@ static const GLubyte patternVertEven[] = {
     0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
     0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55};
 
-static const GLubyte patternVertOdd[] = {
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
-    0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA};
 
 static const GLubyte patternHorzEven[] = {
     0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00,
diff --git a/src/osgWrappers/deprecated-dotosg/osg/NodeCallback.cpp b/src/osgWrappers/deprecated-dotosg/osg/NodeCallback.cpp
index 5644db54e..3a3e75d4c 100644
--- a/src/osgWrappers/deprecated-dotosg/osg/NodeCallback.cpp
+++ b/src/osgWrappers/deprecated-dotosg/osg/NodeCallback.cpp
@@ -23,15 +23,15 @@ REGISTER_DOTOSGWRAPPER(NodeCallback)
 
 bool NodeCallback_readLocalData(osg::Object &obj, osgDB::Input &fr)
 {
-    NodeCallback& nc = dynamic_cast<NodeCallback&>(obj);
-    if (!(&nc)) return false;
+    NodeCallback* nc = dynamic_cast<NodeCallback*>(&obj);
+    if (!nc) return false;
 
     bool itrAdvanced = false;
 
     NodeCallback* ncc = fr.readObjectOfType<NodeCallback>();
     if (ncc)
     {
-        nc.setNestedCallback(ncc);
+        nc->setNestedCallback(ncc);
         itrAdvanced = true;
     }