diff --git a/common/gal/cairo/cairo_compositor.cpp b/common/gal/cairo/cairo_compositor.cpp
index d94b19b3c0..f81cb5a0bd 100644
--- a/common/gal/cairo/cairo_compositor.cpp
+++ b/common/gal/cairo/cairo_compositor.cpp
@@ -36,6 +36,10 @@ using namespace KIGFX;
 CAIRO_COMPOSITOR::CAIRO_COMPOSITOR( cairo_t** aMainContext ) :
     m_current( 0 ), m_currentContext( aMainContext ), m_mainContext( *aMainContext )
 {
+    // Do not have uninitialized members:
+    cairo_matrix_init_identity( &m_matrix );
+    m_stride = 0;
+    m_bufferSize = 0;
 }
 
 
diff --git a/common/gal/graphics_abstraction_layer.cpp b/common/gal/graphics_abstraction_layer.cpp
index 0142a36bab..eea095e48b 100644
--- a/common/gal/graphics_abstraction_layer.cpp
+++ b/common/gal/graphics_abstraction_layer.cpp
@@ -48,8 +48,10 @@ GAL::GAL() :
     SetWorldUnitLength( 1.0 / METRIC_UNIT_LENGTH * 2.54 );   // 1 inch in nanometers
     SetScreenDPI( 106 );                                     // Display resolution setting
     SetDepthRange( VECTOR2D( GAL::MIN_DEPTH, GAL::MAX_DEPTH ) );
+    SetLayerDepth( 0.0 );
     SetFlip( false, false );
     SetLineWidth( 1.0 );
+    ComputeWorldScale();
 
     // Set grid defaults
     SetGridVisibility( true );
diff --git a/common/gal/opengl/cached_container.cpp b/common/gal/opengl/cached_container.cpp
index 34bd24df50..4caf93663a 100644
--- a/common/gal/opengl/cached_container.cpp
+++ b/common/gal/opengl/cached_container.cpp
@@ -47,6 +47,11 @@ CACHED_CONTAINER::CACHED_CONTAINER( unsigned int aSize ) :
 {
     // In the beginning there is only free space
     m_freeChunks.insert( CHUNK( aSize, 0 ) );
+
+    // Do not have uninitialized members:
+    m_chunkSize = 0;
+    m_chunkOffset = 0;
+    m_itemSize = 0;
 }
 
 
diff --git a/common/gal/opengl/shader.cpp b/common/gal/opengl/shader.cpp
index 04157ae0c4..228d53de21 100644
--- a/common/gal/opengl/shader.cpp
+++ b/common/gal/opengl/shader.cpp
@@ -45,7 +45,10 @@ SHADER::SHADER() :
     maximumVertices( 4 ),
     geomInputType( GL_LINES ),
     geomOutputType( GL_LINES )
+
 {
+    // Do not have uninitialized members:
+    programNumber = 0;
 }
 
 
diff --git a/eeschema/dialogs/dialog_edit_libentry_fields_in_lib.cpp b/eeschema/dialogs/dialog_edit_libentry_fields_in_lib.cpp
index 6195982a49..1de0d495b9 100644
--- a/eeschema/dialogs/dialog_edit_libentry_fields_in_lib.cpp
+++ b/eeschema/dialogs/dialog_edit_libentry_fields_in_lib.cpp
@@ -164,6 +164,7 @@ DIALOG_EDIT_LIBENTRY_FIELDS_IN_LIB::DIALOG_EDIT_LIBENTRY_FIELDS_IN_LIB(
 {
     m_parent   = aParent;
     m_libEntry = aLibEntry;
+    m_skipCopyFromPanel = false;
 
     GetSizer()->SetSizeHints( this );
     Centre();
diff --git a/eeschema/dialogs/dialog_edit_one_field.h b/eeschema/dialogs/dialog_edit_one_field.h
index 9ea079ab02..7edd99b1bf 100644
--- a/eeschema/dialogs/dialog_edit_one_field.h
+++ b/eeschema/dialogs/dialog_edit_one_field.h
@@ -59,6 +59,14 @@ public:
     {
         m_parent = aParent;
         SetTitle( aTitle );
+
+        // Avoid not initialized members:
+        m_textshape = 0;
+        m_textsize = 0;
+        m_textorient = 0;
+        m_textHjustify = GR_TEXT_HJUSTIFY_CENTER;
+        m_textVjustify = GR_TEXT_VJUSTIFY_CENTER;
+        m_text_invisible = false;
     }
 
     // ~DIALOG_EDIT_ONE_FIELD() {};
diff --git a/lib_dxf/libdxfrw.cpp b/lib_dxf/libdxfrw.cpp
index 729977b410..fedda4f841 100644
--- a/lib_dxf/libdxfrw.cpp
+++ b/lib_dxf/libdxfrw.cpp
@@ -1403,7 +1403,7 @@ bool dxfRW::writeDimension( DRW_Dimension* ent )
 
         writer->writeUtf8String( 3, ent->getStyle() );
 
-        if( ent->getTextLineFactor() != 0 )
+        if( ent->getDir() != 0 )
             writer->writeDouble( 53, ent->getDir() );
 
         writer->writeDouble( 210, ent->getExtrusion().x );
diff --git a/pcbnew/exporters/export_gencad.cpp b/pcbnew/exporters/export_gencad.cpp
index 2831d87338..8c65fa25ad 100644
--- a/pcbnew/exporters/export_gencad.cpp
+++ b/pcbnew/exporters/export_gencad.cpp
@@ -1030,13 +1030,12 @@ static void CreateBoardSection( FILE* aFile, BOARD* aPcb )
     fputs( "$BOARD\n", aFile );
 
     // Extract the board edges
-    for( EDA_ITEM* drawing = aPcb->m_Drawings;
-        drawing != 0;
+    for( EDA_ITEM* drawing = aPcb->m_Drawings; drawing != 0;
         drawing = drawing->Next() )
     {
         if( drawing->Type() == PCB_LINE_T )
         {
-            DRAWSEGMENT* drawseg = dynamic_cast<DRAWSEGMENT*>( drawing );
+            DRAWSEGMENT* drawseg = static_cast<DRAWSEGMENT*>( drawing );
             if( drawseg->GetLayer() == Edge_Cuts )
             {
                 // XXX GenCAD supports arc boundaries but I've seen nothing that reads them
diff --git a/pcbnew/gpcb_plugin.cpp b/pcbnew/gpcb_plugin.cpp
index 97c6804ebe..e138efb12e 100644
--- a/pcbnew/gpcb_plugin.cpp
+++ b/pcbnew/gpcb_plugin.cpp
@@ -855,6 +855,7 @@ GPCB_PLUGIN::GPCB_PLUGIN() :
     m_cache( 0 ),
     m_ctl( 0 )
 {
+    m_reader = NULL;
     init( 0 );
 }
 
@@ -863,6 +864,7 @@ GPCB_PLUGIN::GPCB_PLUGIN( int aControlFlags ) :
     m_cache( 0 ),
     m_ctl( aControlFlags )
 {
+    m_reader = NULL;
     init( 0 );
 }